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Description

4 cylinder) camshaft position (cmp) sensor 5v ref 1 5v ref 2 A tan Boost gage Ckp 1 sig Cmp sig Crankshaft position (ckp) sensor (lower right side of engine, above starter) Ect sens sig Engine coolant temperature (ect) sensor (top front, left side of engine, near camshaft cover) G105 (lower left front of transmission case) Gage sig Gen sig Gnd Ho2s hi sig Ho2s low ctr Ho2s low sig Iat sens sig Ic 1 sig Ic 2 ctrl Ic 3 ctrl Ic 4 ctrl Ign 1 vol Inj 1 ctrl Inj 2 ctrl Inj 3 ctrl Inj 4 ctrl Interior lights system Knock sensor (left side of engine, under rear side of intake) Ks sig Logic Low ref Maf sig Map sig Nca Pnk Powertrain control module (pcm) (left side of engine compt, near coolant reservoir) Red Scip sig Sol ctrl Starting/ charging system Super charge inlet pressure sensor (top left side of engine, on supercharger) Supercharger boost gage (left "a" pillar) Tac ctrl 1 Tac ctrl 2 Tan Tps1 sig Tps2 sig 2.2L VIN F 2.2L VIN F, Engine Performance Wiring Diagram (1 of 4) for Chevrolet Cobalt SS 2007 List of elements for 2.2L VIN F, Engine Performance Wiring Diagram (1 of 4) for Chevrolet Cobalt SS 2007: (left side of engine compt, under coolant reservoir) g101 5v ref 1 5v ref 2 A/c com rly ctrl A/c ref sens sig Acc Acc vol Acc volt Air conditioning system Air pump rly ctrl App sens 1 sig App sens 2 sig Batt pos vol Body control module (bcm) (under center dash, on right side of center console) Clutch pedal position (cpp) switch (m/t) (under left side of dash, at top of clutch pedal) Computer data lines system Cooling fan rly ctrl Cooling fans system Cpp sw sig Ecm/ trans fuse 43 15a Engine control module (ecm) (left side of engine compt, in front of underhood fuse block) Evaporative emission (evap) canister vent solenoid (under rear of vehicle, behind fuel tank attached to evap canister) Exterior lights system Fuel level sens sig Fuel pmp rly ctrl Fuel tank pressure (ftp) sensor (top of fuel tank) Ground Hi spd cool fan rly Hot at all times Iat sens sig Ign 1 voltage Ignition 1 vol Ignition switch Logic Low ref Maf sens sig Mil ctrl Off Pnp/clutch sw sig Powertrain rly ctrl Press sens sig Relay coil ctrl c1 Rly coil ctrl Run Run/ crank relay S206 (a/t) Serial bus + Serial bus - Start Starting/charging system Stop lamp sw sig Tan Tan a Tcc brake sw Transmissions system Underhood fuse block (in engine compt, next to left strut tower) Vehicle speed sensor (vss) (m/t) (top of manual transmission) Vent sol ctrl Vss high sig Vss low sig 2.2L VIN F, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Cobalt SS 2007 List of elements for 2.2L VIN F, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Cobalt SS 2007: (front of engine compt, near cooling fans) g111 (lower left front of transmission case) g105 (near accelerator pedal bracket) accelerator pedal position (app) sensor Air pmp fuse 40a Air pmp relay Air sol fuse (w/ nu3) 15a Air sol relay Cnstr vent fuse 64 10a Computer data lines system Data gmlan Ecm fuse 41 15a Emisn fuse 33 10a Evaporative emission (evap) canister purge solenoid (top, rear of engine) Hot at all times Ign Inj fuse 45 10a Instrument panel cluster (ipc) Logic Malfunc- tion indicator lamp Nca Pnk Pwr/trn relay Secondary air injection (air) pump (lower left side of engine, near oil pan) Secondary air injection reaction (air) solenoid (top, right side of engine, near exhaust manifold) Tan Underhood fuse block (in engine compt, next to left strut tower) 2.2L VIN F, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Cobalt SS 2007 List of elements for 2.2L VIN F, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Cobalt SS 2007: (center of rear shelf, near speaker) g402 (lower left front of transmission case) g105 (top, left side of engine, under fuel rail assembly) fuel injectors (under left side of dash, at top of brake pedal) Body control module (bcm) (under center dash, on right side of center console) Ecm/ tcm fuse 25 10a Fuel level sensor Fuel pump & sender assembly (inside fuel tank) Fuel pump fuse 15a Fuel pump motor Fuel pump relay G101 (left side of engine compt, under coolant reservoir) G107 (upper front, right side of engine, near exhaust) Gnd Hot at all times Hot in acc or run Hvac/ ip ign fuse 16 10a Iat Ic 1 ctrl Ic 2 ctrl Ign 1 vol Ignition coil/ module 1 (top of engine, under cover at cylinder 1) Ignition coil/ module 2 (top of engine, under cover at cylinder 2) Low ref Maf Manifold absolute pressure (map) sensor (top front of engine at cylinder 3 intake port runner) Mass air flow (maf)/inlet air temperature (iat) sensor (on intake, after air cleaner) Pnk Power distribution S104 S106 S107 Stop lamp switch (under left side of dash, at top of brake pedal) Stop lamp/ Stop lp fuse 9 10a System System lights exterior Tan Tcc switch Underhood fuse block (in engine compt, next to left strut tower) 2.2L VIN F, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Cobalt SS 2007 List of elements for 2.2L VIN F, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Cobalt SS 2007: (rear of engine compt, in exhaust manifold) heated oxygen sensor (ho2s) 1 (rear of engine compt, in exhaust, after catalytic converter) heated oxygen sensor (ho2s) 2 (top of intake manifold) throttle actuator control (tac) module 5v ref 5v ref 1 5v ref 2 A/c refrigerant pressure sensor (right front of engine compt, on a/c line, near compressor) Air sol ctrl Camshaft position (cmp) sensor intake Ckp sens sig Cmp sens sig Crankshaft position (ckp) sensor (above starter motor) Ect sens sig Engine control module (ecm) (left side of engine compt, in front of underhood fuse block) Engine coolant temperature (ect) sensor (rear of engine, near exhaust manifold) Engine oil pressure switch (left side of engine, above starter) Fuel inj 1 ctrl Fuel inj 2 ctrl Fuel inj 3 ctrl Fuel inj 4 ctrl G107 (upper front, right side of engine, near exhaust) Gen field duty Gen trn on sig Gnd Hi sig sens 1 Hi sig sens 2 Ic 1 ctrl Ic 2 ctrl Ic 3 ctrl Ic 4 ctrl Ign 1 vol Ignition coil/ module 3 (top of engine, under cover at cylinder 3) Ignition coil/ module 4 (top of engine, under cover at cylinder 4) Knock sensor (left side of under rear side of intake) Ks sig Loc cont sig 1 Low ref Low sens 2 Low sig sens 1 Low sig sens 2 Map sens sig Nca Oil pres sw sig Purg sol ctrl S105 Sol press sig Starting/charging system Tac mtr ctrl 1 Tac mtr ctrl 2 Tan Tp sens 1 sig Tp sens 2 sig 2.4L VIN B 2.4L VIN B, Engine Performance Wiring Diagram (1 of 4) for Chevrolet Cobalt SS 2007 List of elements for 2.4L VIN B, Engine Performance Wiring Diagram (1 of 4) for Chevrolet Cobalt SS 2007: (in engine compt, next to left strut tower) underhood fuse block (under left side of dash, at top of brake pedal) stop lamp/ 5v ref 1 5v ref 2 Acc Acc voltage Accelerator pedal position (app) sensor (near accelerator pedal bracket) Accy Air conditioning system App sensor 1 App sensor 2 Bat Body control module (bcm) (under center dash, on right side of center console) Cl rly ctrl Computer data lines system Cooling fans system Cpp switch sig Cruise ctrl sig Ecm/trans fuse 15a Engine control module (ecm) (left side of engine compt, in front of underhood fuse block) Evap sol ctrl Evaporative emission (evap) canister vent solenoid valve (under rear of vehicle, behind fuel tank attached to evap canister) Exterior lights system F pmp rly ctrl Fan rly ctrl Fuel level sens Fuel tank pressure (ftp) sensor (top of fuel tank) G101 (left side of engine compt, under coolant reservoir) Gmlan data Ground Hot at all times Hot in acc or run Hvac/ ip ign fuse 16 10a Ign Ign 1 Ignition switch Instrument panel cluster (ipc) Logic Low ref Malfunc- tion indicator lamp Mil ctrl Off Pnk Power distribution system Press sens sig Pwr trn rly Red/pnk a Rly coil ctrl Run Run/ crank relay Start Starting/charging system Stop lp Tan Tcc switch Transmissions system 2.4L VIN B, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Cobalt SS 2007 List of elements for 2.4L VIN B, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Cobalt SS 2007: (in engine compt, next to left strut tower) underhood fuse block (top of engine) ignition coil/module (top, left side of engine) s103 (under left side of dash, at top of clutch pedal) (m/t) clutch pedal position (cpp) switch A/c refrigerant pressure sensor (right front of engine compt, on a/c line near compressor) Ecm fuse 15a Emisn fuse 10a Evaporative emission (evap) canister purge solenoid valve (top, rear of engine) Fuel injectors (top, left side of engine, under fuel rail assembly) G107 (upper front, right side of engine, near exhaust) Hot at all times Inj fuse 10a Knock sensor (ks) (left side of engine, under rear side of intake) Nca Pnk Pwr/trn relay S140 S141 Tan Throttle actuator control (tac) module (top of intake manifold) 2.4L VIN B, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Cobalt SS 2007 List of elements for 2.4L VIN B, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Cobalt SS 2007: (rear, left side of engine, below exhaust) engine coolant temperature (ect) sensor (top front of engine, at cylinder 3 intake port runner) manifold absolute pressure (map) sensor 5v ref 1 5v ref 2 C3 vss low signal Clutch start sw sig Cnstr vent fuse 10a Computer data lines system Cooling fans system Ect sens sig Engine control module (ecm) (left side of engine compt, in front of underhood fuse block) Evap sol Fan rly ctrl Fuel level sensor Fuel pump & sender assembly (inside fuel tank) Fuel pump fuse 15a Fuel pump motor Fuel pump relay G101 (left side of engine compt, under coolant reservoir) G402 (center of rear shelf, near speaker) Gen sig Gmlan data Hot at all times Low ref Map sens sig Not used) (68 to 73 Oil press Pnk Press sens sig Starting/ charging system Tan Underhood fuse block (in engine compt, next to left strut tower) Vss high signal 2.4L VIN B, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Cobalt SS 2007 List of elements for 2.4L VIN B, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Cobalt SS 2007: (rear of engine compt, in exhaust manifold) heated oxygen sensor (ho2s) 1 (rear of engine compt, in exhaust near catalytic converter) heated oxygen sensor (ho2s) 2 (upper front, right side of engine, near camshaft cover) exhaust camshaft position (cmp) sensor (upper rear, left side of engine, near camshaft cover) intake camshaft position (cmp) sensor 5v ref 1 5v ref 2 Ckp sens sig Cmp ctrl Cmp sens sig Crankshaft position (ckp) sensor (above starter motor) Engine control module (ecm) (left side of engine compt, in front of underhood fuse block) Engine oil pressure (eop) switch (left side of engine, above starter) Exhaust camshaft position (cmp) actuator solenoid (top of engine, between camshaft covers) G105 (lower left front of transmission case) Gnd Hall effect sensor Ho2s hi sig Ho2s lo ctrl Ho2s lo sig Iat sens sig Ic 1 ctrl Ic 2 ctrl Ic 3 ctrl Ic 4 ctrl Ign 1 Ign 1 vol Inj 1 ctrl Inj 2 ctrl Inj 3 ctrl Inj 4 ctrl Intake camshaft position (cmp) actuator solenoid (top of engine, between camshaft covers) Ks sens sig Low ref Maf sens sig Mass air flow (maf)/intake air temperature (iat) sensor (on intake, after air cleaner) Nca Pnk Sens sig Tac motor Tan Tp sens 1 Tp sens 2 Vehicle speed sensor (vss) (m/t) (top of manual transmission) EXTERIOR LIGHTS Backup Lamps Wiring Diagram for Chevrolet Cobalt SS 2007 List of elements for Backup Lamps Wiring Diagram for Chevrolet Cobalt SS 2007: A/t Backup fuse 10a Backup lamp switch (side of transaxle case) Coupe G401 (center of rear shelf, near left speaker) G402 (center of rear shelf, near speaker) Hot in run or start Inside rearview mirror Left backup lamp M/t Park/ neutral position (pnp) switch (rear of engine, on top of transmission) Pnk Right backup lamp Sedan Underhood fuse block (in engine compt, next to left strut tower) W/ onstar Exterior Lamps Wiring Diagram (1 of 2) for Chevrolet Cobalt SS 2007 List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Chevrolet Cobalt SS 2007: A12 Ambient light sensor (dash trim pad, near windshield on driver's side) Auto Body control module (bcm) (under center dash, on right side of center console) C1 b2 C2 b7 Center high mounted stop lamp (chmsl) Computer data lines system Drl ambient light sens low ref Drl ambient light sens sig F4 c5 G101 (left side of engine compt, under coolant reservoir) G102 (left front of engine compt, on crossbar at washer reservoir fill cap) G201 (behind left side of dash, near steering column) G203 (behind right side of dash) G401 (center of rear shelf, near left speaker) Ground Hazard sw sig Hazard switch Head Headlamp switch High speed gmlan serial data bus + High speed gmlan serial data bus - Hot at all times Ign Instrument panel cluster (ipc) Interior lights system Left Left front marker lamp Left front park/turn/ drl signal lamp Left rear stop/turn Left turn sig lamp Left turn sig sw sig Left turn signal ind Logic Low speed gmlan serial data Off Park Park lamp rly ctrl Park lamp sply volt Park lamp sw sig Park lps fuse 15a Park lps pcb relay Right Right front marker lamp Right front park/turn/ drl signal lamp Right rear stop/turn Right turn sig lamp Right turn sig sw sig Right turn signal ind S352 S401 Serial data Splice pack sp200 (lower left of dash, below hood release) Stop lamp sw sign Stop lamp switch (under left side of dash, at top of brake pedal) Stop lp fuse 9 10a Tan Turn signal/ multi- function switch Turn switch Underhood fuse block (in engine compt, next to left strut tower) Exterior Lamps Wiring Diagram (2 of 2) for Chevrolet Cobalt SS 2007 List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Chevrolet Cobalt SS 2007: (2.0l) (2.2l) (2.4l) (in body harness, approximately 3.75 cm (1.25 in) from g301) s361 (left side of engine compt, near underhood fuse block) Coupe Electronic brake control module (ebcm) Engine control module (ecm) (2.2l/2.4l) powertrain control module (pcm) (2.0l) (2.2l/2.4l: left side of engine compt, in front of underhood fuse block) (2.0l: left side of engine compt, near coolant reservoir) G401 (center of rear shelf, near left speaker) G402 (center of rear shelf, near speaker) Left backup lamp Left rear marker lamp Left rear tail/ stop & turn signal lamp Left tail/ stop & turn signal lamp License lamp Right backup lamp Right rear marker lamp Right rear tail/ stop & turn signal lamp Right tail/ stop & turn signal lamp S401 S401 (pontiac) Sedan Stop lamp sw sig Transmission control module (tcm) (left rear of engine compt, behind powertrain control module (pcm)/ecm) GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 3) for Chevrolet Cobalt SS 2007 List of elements for Ground Distribution Wiring Diagram (1 of 3) for Chevrolet Cobalt SS 2007: (2.0l) cool ser/par relay (2.2l/2.4l) ignition coil/ module 1 (2.2l/2.4l) ignition coil/ module 2 (2.2l/2.4l) ignition coil/ module 3 (2.2l/2.4l) ignition coil/ module 4 (w/ performance enhanced audio) audio amplifier (w/o ashtray cigarette lighter) auxiliary power outlet (w/ ashtray cigarette lighter) cigar lighter 2.0l A c2 A/c compressor clutch diode B c2 Body control module C2 a6 C3 f2 C4 e12 Data link connector (dlc) Door lock pcb relay Door unlock pcb relay Dr door unlock pcb relay Driver heated seat switch Electronic brake control module (ebcm) Fog lamp pcb relay Fog lamp switch Fuel pmp relay G101 (in left side of engine compt, under coolant reservoir) G107 (upper front, right side of engine, near exhaust) G201 (behind left side of dash, near steering column) Hood ajar switch Horn Horn switch Ignition coil/ module 1 Ignition coil/ module 2 Ignition coil/ module 3 Ignition coil/ module 4 Inflatable restraint steering wheel module coil Instrument panel cluster (ipc) K c1 K c2 Left front fog lamp Left front marker lamp Left front park/turn/ drl signal lamp Left headlamp high/low beam Left horn switch Left steering wheel controls Passenger heated seat switch Radio Rear compartment lid release switch Rear defog relay Remote control door lock receiver (rcdlr) Right horn switch Right steering wheel controls Run/ crnk relay S100 (in ignition coil harness, top, right side of engine) S208 Spoke Steering wheel Supercharger boost gage Theft deterrent control module Turn signal/ multifunction switch Underhood fuse block (in engine compt, next to left strut tower) W/ accessory steering wheel control W/ front heated seats W/o accessory steering wheel control Windshield wiper/washer fluid pump Windshield wiper/washer motor Wiper 1 relay Wiper 2 relay Ground Distribution Wiring Diagram (2 of 3) for Chevrolet Cobalt SS 2007 List of elements for Ground Distribution Wiring Diagram (2 of 3) for Chevrolet Cobalt SS 2007: (2.0l) coolant level switch (coupe) left rear backup lamp (coupe) left rear marker lamp (coupe) left rear tail/stop lamp (coupe) right rear backup lamp (coupe) right rear marker lamp (coupe) right rear tail/stop lamp (sedan) left rear door ajar switch (sedan) right rear door ajar switch (w/ digital radio) digital radio receiver (w/ onstar) (w/ onstar) vehicle communication interface module (w/o onstar) A c2 A/t shift lock control solenoid Auxiliary power outlet B (sedan) B c2 Body control module (bcm) Brake fluid level switch C c1 Center high mounted stop lamp (chmsl) Dome lamp Driver back heated seat element Driver cushion heated seat element Driver door ajar switch Driver door lock switch Driver heated seat module Driver window switch F (coupe) Front passenger door ajar switch Front passenger door lock switch Front passenger window switch Fuel pump & sender assembly G301 (under driver's seat) G401 (center of rear shelf, near left speaker) G402 (center of rear shelf, near speaker) Inflatable restraint front passenger presence system (pps) module Inside rearview mirror Left rear backup lamp Left rear marker lamp Left rear tail/stop & turn signal lamp License lamp Outside rearview mirror switch Passenger back heated seat element Passenger cushion heated seat element Passenger heated seat module Rear compartment courtesy lamp Rear compartment lid release actuator Rear window defogger grid Right rear backup lamp Right rear marker lamp Right rear tail/stop & turn signal lamp S200 (coupe: in left front door harness, approximately 5.95 cm (2.25 in) from left front door lock switch) (sedan: in left front door harness, approximately 7.85 cm (3 in) from left front door lock switch) S301 S302 S352 S401 (in body harness, approximately 14 cm (6 in) from g401) Sedan Sunroof motor Sunroof switch W/ front heated seats W/ power sliding sunroof glass W/ power windows & remote outside mirrors W/o power sliding sunroof glass W/o power windows & remote outside mirrors Ground Distribution Wiring Diagram (3 of 3) for Chevrolet Cobalt SS 2007 List of elements for Ground Distribution Wiring Diagram (3 of 3) for Chevrolet Cobalt SS 2007: (2.0l) cooling fan 2 motor (2.0l) powertrain control module (pcm) (2.2l/2.4l) engine control module (ecm) (2.0l) supercharger intercooler coolant pump (2.2l, w/ pzew) secondary air injection (air) solenoid (a/t) park/neutral position switch (pnp) (a/t) transmission control module (tcm) 2.2l 2.4l A5 c2 B c3 Battery Battery current sensor Cooling fan diode Cooling fan motor Data link connector (dlc) Driver information center (dic) Electronic power steering (eps) control module (pscm) G102 (left front of engine compt, on crossbar at washer reservoir fill cap) G103 (left front of engine compt, under left headlamp) G105 (lower left front of transmission case) G109 (rear of engine compt, on left strut tower) G111 (front of engine compt, near cooling fans) G203 (behind right side of dash) G306 (under center console, near sensing & diagnostic module (sdm) G403 (rear compt, near battery current sensor) Hazard switch Hvac control module Inflatable restraint passenger air bag on/off indicator Inflatable restraint sensing & diagnostic module (sdm) Instrument panel cluster (ipc) Mass air flow (maf)/ inlet air tempe- rature (iat) sensor Nca Right front fog lamp Right front marker lamp Right front park/turn/ drl signal lamp Right headlamp high/low beam S110 Secondary air injection pump HEADLIGHTS Headlights Wiring Diagram for Chevrolet Cobalt SS 2007 List of elements for Headlights Wiring Diagram for Chevrolet Cobalt SS 2007: Ambient light sensor (dash trim pad, near windshield on driver's side) Auto Body control module (bcm) (under center dash, on right side of center console) Computer data lines system Drl fuse 10a Drl relay Drl rly ctrl Fog lamp switch Fog lmp rly ctrl Fog lmp sw sig Fog lps pcb relay Foglp fuse 15a Ftp Ftp sw sig G101 (left side of engine compt, under coolant reservoir) G102 (left front of engine compt, on crossbar at washer reservoir fill cap) G201 (behind left side of dash, near steering column) Hdlmps off Hdlmps on Head Headlamp sw sig Hi beam rly ctrl High High beam High beam ind High beam pcb relay Hot at all times Ign Instrument panel cluster (ipc) Interior lights system Left front fog lamp Left high/low/ drl headlamp Lf low beam fuse 10a Lh hi beam fuse 10a Logic Low Low beam Low beam pcb relay Lt sen low ref Lt sen sig Off Park Pnk Rh hi beam fuse 10a Rh low beam fuse 10a Right front fog lamp Right high/low drl headlamp Serial data Turn signal/ multi-function switch Underhood fuse block (in engine compt, next to left strut tower) HORN Horn Wiring Diagram for Chevrolet Cobalt SS 2007 List of elements for Horn Wiring Diagram for Chevrolet Cobalt SS 2007: (behind left side of dash, near steering column) g201 3-spoke 4-spoke B6 c2 Body control module (bcm) (under center dash, on right side of center console) E3 c3 G101 (left side of engine compartment, under coolant reservoir) Horn (above left fog lamp) Horn fuse 10a Horn pcb relay Horn rly ctrl Horn switch Hot at all times Inflatable restraint steering wheel module coil (on steering column, behind steering wheel) Left horn switch Logic Right horn switch S208 Steering wheel Tan Underhood fuse block (in engine compt, next to left strut tower) INSTRUMENT CLUSTER Instrument Cluster Wiring Diagram for Chevrolet Cobalt SS 2007 List of elements for Instrument Cluster Wiring Diagram for Chevrolet Cobalt SS 2007: (behind left side of dash, near steering column) g201 (center of left "b" pillar between hinges) (sedan) left rear door ajar switch (center of right "b" pillar between hinges) (sedan) right rear door ajar switch (lower left "a" pillar between door hinges) driver door ajar switch (lower right "a" pillar between door hinges) front passenger door ajar switch (under driver's seat) g301 2.0l 2.2l 2.4l Abs ind Air bag ind Anti-theft system Bat Body control module (bcm) (under center dash, on right side of center console) Boost gage sig Boost gauge Brake fluid level switch (in rear of engine compt, attached to master cylinder) Brake fluid lvl Brake ind C1 c4 Charging ind Cluster fuse 7 10a Computer data lines system Driver information center (dic) Engine controls system Engine coolant temperature ind Engine oil pressure (eop) switch (2.2l & 2.4l: left side of engine, above starter) Front fog lamp ind Fuel level Fuel lvl sens sig Fuel pump & sender assembly (inside fuel tank) G201 (behind left side of dash, near steering column) G203 (behind right side of dash) G301 (under driver's seat) Gmlan ser data Gmlan ser data+ Gmlan ser data- Gnd High beam ind Hot at all times Hot w/ run/crnk relay energized Hvac/ ip ign fuse 16 10a Ign Ign 1 volt Instrument panel cluster (ipc) Interior lights system Left turn ind Lf dr ajar sw Logic Low ref Lr dr ajar sw Malfunction ind Mil ctrl Oil level ind Oil pres sw sig Park brake sw Park brake switch (in center console, attached to parking brake) Pnk Power distribution system Powertrain control module (pcm) (2.0l) engine control module (ecm) (2.2l & 2.4l) (2.0l: left side of engine compt, near coolant reservoir) (2.2l & 2.4l: left side of engine compt, in front of underhood fuse block) Rf dr ajar sw Right turn ind Rr dr ajar sw Seat belt ind Security ind Security ind sply volt Serial data Speedometer Supercharger boost gage (2.0l) (left "a" pillar) Tachometer Tan Traction off ind Trip reset Up-shift ind Vf display trip Wiper fuse 15 10a INTERIOR LIGHTS Courtesy Lamps Wiring Diagram for Chevrolet Cobalt SS 2007 List of elements for Courtesy Lamps Wiring Diagram for Chevrolet Cobalt SS 2007: A10 Battery+ Body control module (bcm) (under center dash, on right side of center console) Ctsy lps ctrl Dome lamp Door Driver door ajar switch (lower left "a" pillar between door hinges) Driver's seat) Front passenger door ajar switch (lower right "a" pillar between door hinges) G301 (under G401 (center of rear shelf, near left speaker) Ground Hot at all times Inside rearview mirror Int light fuse 27 10a Left rear door ajar switch (sedan) (center of left "b" pillar between hinges) Lf door ajar Logic Lr door ajar Off Rear compartment courtesy lamp Rear compartment lid ajar switch Rear compt ajar Rear compt lamp Rf door ajar Right rear door ajar switch (sedan) (center of right "b" pillar between hinges) Rr door ajar W/ onstar W/o onstar Instrument Illumination Wiring Diagram for Chevrolet Cobalt SS 2007 List of elements for Instrument Illumination Wiring Diagram for Chevrolet Cobalt SS 2007: (1.25 in) from g301) (under driver's seat) g301 A/t shift lock control solenoid (a/t) (at gear selector) B12 Battery+ Body control module (bcm) (under center dash, on right side of center console) C11 C12 C2 a2 C2 b7 C3 b C5 d1 Control & accessories Dimmer low ref Dimmer sig Driver door lock switch Driver heated seat switch (w/ front heated seats) Driver window switch Exterior lights system Fog lamp switch (deluxe fog lamp) Front passenger door lock switch G201 (behind left side of dash, near steering column) G203 (behind right side of dash) G301 (under driver's seat) Ground Hazard switch Head Hot at all times Hvac control module (center of dash, below radio) I/p dimmer switch Inflatable restraint steering wheel module coil (on steering column, behind steering wheel) Instrument panel cluster (ipc) Int light fuse 27 10a Left steering wheel controls Logic Off Outside rearview mirror switch Park auto Park lps fuse 15a Park lps pcb relay Passenger heated seat switch (w/ front heated seats) Passenger window switch Pk lmp rly ctrl Pk lmp sw sig Radio Right steering wheel controls S200 S201 S208 S360 (in body harness, approximately 3.75 cm (1.25 in) from a/t shift lock control solenoid) S361 (in body harness, approximately 3.75 cm Super- charger boost gage (2.0l) (left "a" pillar) Swc dim fuse 2a Turn signal/ multi-function switch Underhood fuse block (in engine compt, next to left strut tower) W/ accessories W/ automatic cruise W/ automatic cruise control W/ power windows & remote outside mirrors W/o power windows & remote outside mirrors POWER DISTRIBUTION Power Distribution Wiring Diagram (1 of 3) for Chevrolet Cobalt SS 2007 List of elements for Power Distribution Wiring Diagram (1 of 3) for Chevrolet Cobalt SS 2007: (in engine compt, next to left strut tower) underhood fuse block + c1 2.0l 2.2l/2.4l 50a A/t Abs 2 fuse 10a Abs 3 fuse 20a Abs fuse 50a Back up fuse 10a Back up lamp switch Battery Bcm2 fuse 40a Bcm3 fuse 30a Body control module (bcm) (under center dash, on right side of center console) C1 f5 C3 f2 C4 b1 C4 c2 C5 a5 (not used) C5 b2 C5 d5 C5 e5 C6 a Cigar lighter (w/ ashtray cigarette lighter) auxiliary power outlet (w/o ashtray cigarette lighter) Cnstr vent fuse 10a Cool ser/par relay (2.0l) Cooling fan 1 fuse 30a Cooling fan 1 relay Cooling fan 2 fuse 30a Cooling fan 2 relay Crank fuse 30a Crank relay D10 c3 Data link connector (dlc) Digital radio receiver Driver heated seat module Ecm/ trans fuse 15a Electronic brake control module (ebcm) Electronic power steering (eps) control module (pscm) Engine control module (ecm) Eps fuse 60a Evaporative emission (evap) canister vent solenoid Fusible link G101 (left side of engine compartment, under coolant reservoir) G201 (behind left side of dash, near steering column) Generator Heated seats fuse 20a Hvac relay If equipped Inline fuse Ip ign fuse 20a Lighter fuse 15a M/t Mirror fuse 5a Outside rearview mirror switch Park/neutral position (pnp) switch Passenger heated seat module Pnk Powertrain control module (pcm) Prk/neut fuse 10a Rear defog fuse 40a Rear window defog relay Red Run/ crank relay Run/ crank relay coil ctrl S-band/ onstar fuse 10a Starter Supercharger boost control solenoid To body control module (diagram 2 of 3) To body control module (diagram 3 of 3) To power- train relay (diagram 2 of 3) Transmission control module (tcm) Vehicle communication interface module (vcim) W/ digital radio W/ front heated seats Wiper 1 relay Wiper 2 relay Wiper fuse 25a Power Distribution Wiring Diagram (2 of 3) for Chevrolet Cobalt SS 2007 List of elements for Power Distribution Wiring Diagram (2 of 3) for Chevrolet Cobalt SS 2007: (2.0l/2.4l) (2.2l) (2.2l/2.4l) (2.0l) (2.4l) (coupe) (sedan) (in engine compt, next to left strut tower) underhood fuse block (not used) (under center dash, on right side of center console) body control module (bcm) 2.0l 2.2l 2.2l/2.4l 2.4l 2.4l/ 2.2l A/c clutch relay A2 c1 Aftercool relay (2.0l) Air pump fuse 40a Air pump relay Air sol relay (2.2l/nu3) Bat (+) C (2.2l) C1 b6 C1 f12 C1 f6 C1 f6 (not used) C11 c2 C3 d4 C3 e2 C5 b1 C5 e2 Clutch pedal position (cpp) switch Console auxiliary power outlet D (2.0l/2.4l) D1 c3 D10 Door lock fuse 15a Door lock pcb relay Door unlock pcb relay Dr door unlock pcb relay Driver window switch E c2 E10 E3 c5 E4 c5 Ecm/ tcm fuse 10a Emission fuse 10a Engine control module (ecm) Evaporative emission (evap) canister purge solenoid Fog lamp pcb relay From heated c seat fuse (diagram 1 of 3) From inj fuse (diagram 2 of 3) From inline fuse (diagram 1 of 3) Fuel injector 1 Fuel injector 2 Fuel injector 3 Fuel injector 4 Fuel pump relay G301 (under driver's seat) Harness, top, left side of engine) s103 Heated oxygen sensor (ho2s) sensor 1 Heated oxygen sensor (ho2s) sensor 2 High beam pcb relay Horn pcb relay Ignition coil/ module 1 Ignition coil/ module 2 Ignition coil/ module 3 Ignition coil/ module 4 Inflatable restraint sensing & diagnostic module (sdm) Inj fuse 10a Inside rearview mirror Int light fuse 10a Interior light pcb relay Logic Low beam pcb relay M/t Mass air flow (maf)/ inlet air temperature (iat) sensor Park lps pcb relay Passenger window switch Pcm/ecm fuse 15a Pnk Pnk/ s141 s140 Power window fuse 30a Powertrain control module (pcm) Powertrain relay Radio Radio fuse 15a Rap relay Remote control door lock receiver (rcdlr) Rly ctrl Sdm fuse 10a Sunroof fuse 15a Sunroof switch To splice s103 (diagram 2 of 3) To splice s141 (diagram 2 of 3) Transmission control module (tcm) Trunk release pcb relay Trunk/ outlet fuse 20a Underhood fuse block (in engine compt, next to left strut tower) W/ keyless entry W/ onstar W/ power sliding sunroof Power Distribution Wiring Diagram (3 of 3) for Chevrolet Cobalt SS 2007 List of elements for Power Distribution Wiring Diagram (3 of 3) for Chevrolet Cobalt SS 2007: (not used) (under center dash, on right right side center console) body control module (bcm) (under center dash, on right side of center console) body control module (bcm) 2.0l 2.2l/2.4l 5v ref A/t A4 c2 A8 c3 Acc Air bag fuse 10a Amplifier fuse 20a Audio amplifier C1 c pnk C2 a1 C3 d6 C4 c1 C4 d3 Cluster fuse 10a Clutch pedal start switch D11 D12 c3 Driver heated seat switch Electronic power steering (eps) control module (pscm) Eps/str whl cntrl fuse 2a From bcm2 fuse (diagram 1 of 3) From run/crank relay (diagram 1 of 3) Hvac control module Hvac/ ip ign fuse 10a Hvac/ pk3 + fuse 10a Ign sw/ pk3 + fuse 2a Ignition lock cylinder control solenoid (a/t) Ignition switch Inflatable restraint front passenger presence system (pps) module Inflatable restraint steering wheel module coil Inflatable restraints passenger air bag on/off indicator Inflatable restraints sensing & diagnostic module (sdm) Instrument panel cluster (ipc) Key-in ignition switch Left steering wheel controls Logic M/t Manual a/c Off Off/ run/ crank Passenger heated seat switch Pnk Pnk c Pnk d Run Run/ crank S206 Start Stop lamp switch Stop lamp/ tcc switch Stop lp fuse 10a Supercharger boost gage Theft deterrent control module W/ performance enhanced audio W/ steering wheel W/o steering wheel Windshield wiper/ washer switch Wiper fuse 10a POWER DOOR LOCKS Power Door Locks Wiring Diagram (1 of 2) for Chevrolet Cobalt SS 2007 List of elements for Power Door Locks Wiring Diagram (1 of 2) for Chevrolet Cobalt SS 2007: (under right dash trim panel, above passenger's inflator module) remote control door lock receiver (rcdlr) Ajar switch B10 Batt + volt Battery b+ Body control module (bcm) (under center dash, on right side of center console) Cluster fuse 7 10a Computer data lines system D10 D8 c2 Driver door ajar switch (lower left "a" pillar between door hinges) Front passenger door ajar switch (lower right "a" pillar between door hinges) G201 (behind left side of dash, near steering column) G301 (under driver's seat) G401 (center of rear shelf, near left speaker) Gmlan Gmlan low speed Gmlan serial data + Gmlan serial data - Gnd Ground Hot at all times Instrument panel cluster (ipc) Left rear door ajar switch (center of left "b" pillar between hinges) Lf door ajar Lid release sw sig Logic Lr door ajar Power distribution system Radio fuse 23 15a Rear compartment lid release actuator (in latch assembly) Rear compartment lid release switch Rear compt ajar Release actuator Rf door ajar Right rear door ajar switch (center of right "b" pillar between hinges) Rr door ajar Sdm fuse 24 10a Serial data Splice pack sp200 (lower left of dash, below hood release) Tan Trunk release ctrl Trunk release pcb relay Trunk/ outlet fuse 20a Underhood fuse block (in engine compt, next to left strut tower) Power Door Locks Wiring Diagram (2 of 2) for Chevrolet Cobalt SS 2007 List of elements for Power Door Locks Wiring Diagram (2 of 2) for Chevrolet Cobalt SS 2007: Body control module (bcm) (under center dash, on right side of center console) Door lock fuse 26 15a Door lock pcb relay Door unlock ctrl Door unlock pcb relay Doors lock ctrl Dr door unlock ctrl Dr door unlock pcb relay Driver door latch (center rear of driver's door) Driver door lock switch Driver's seat) E12 c4 Exterior lights system Front passenger door lock switch G201 (behind left side of dash, near steering column) G301 (under Hazard switch sig Horn relay ctrl Horns system Hot at all times Interior lights system Left rear door latch (sedan) (center rear of left rear door) Lock Lock/unlock sig Logic Passenger door latch (center rear of front passenger's door) Right rear door latch (sedan) (center rear of right rear door) S200 (w/ power windows & remote outside mirrors) Tan Unlock POWER MIRRORS Automatic Day/Night Mirror Wiring Diagram for Chevrolet Cobalt SS 2007 List of elements for Automatic Day/Night Mirror Wiring Diagram for Chevrolet Cobalt SS 2007: (center of rear shelf, near left speaker) g401 Acc volt Body control module (bcm) (under center dash, on right side of center console) Exterior lights system Gnd Hot w/ rap relay energized Inside rearview mirror Interior lights system Keypad red led sig Keypad sig Keypad sply volt Logic Lp ctrl Power distribution system S roof fuse 20 15a S401 Sply volt Vehicle communication interface module (vcim) (under rear, shelf between speakers) W/ onstar W/o onstar Power Mirrors Wiring Diagram for Chevrolet Cobalt SS 2007 List of elements for Power Mirrors Wiring Diagram for Chevrolet Cobalt SS 2007: Down Driver Driver outside rearview mirror G301 (under driver's seat) Hot at all times Interior lights system Left Left/ right Mir(s) fuse 5a Nca Outside rearview mirror switch Passenger Passenger outside rearview mirror Right S200 Underhood fuse block (in engine compt, next to left strut tower) Up/ down POWER SEATS Heated Seats Wiring Diagram for Chevrolet Cobalt SS 2007 List of elements for Heated Seats Wiring Diagram for Chevrolet Cobalt SS 2007: (under driver's seat) Batt voltage Body control module (bcm) (under center dash, on right side of center console) Driver heated seat module (under front center of driver seat) Driver heated seat switch Driver's heated seat back element (under upholstery of driver's seat back) Driver's heated seat cushion element (under upholstery of driver's seat bottom) G201 (behind left side of dash, near steering column) G301 Ground High High/low sig Hot at all times Htd seats fuse 20a Hvac/ip ign fuse 16 10a Interior lights system Low Passenger heated seat back element (under upholstery of passenger's seat back) Passenger heated seat cushion element (under upholstery of passenger's seat bottom) Passenger heated seat module (under front center of front passenger's seat) Passenger heated seat switch Pnk S301 S302 Sens low ref Sply volt Switch sig Underhood fuse block (in engine compt, next to left strut tower) POWER TOP/SUNROOF Power Top/Sunroof Wiring Diagram for Chevrolet Cobalt SS 2007 List of elements for Power Top/Sunroof Wiring Diagram for Chevrolet Cobalt SS 2007: + close + open Body control module (bcm) (under center dash, on right side of center console) Close G401 (center of rear shelf, near left speaker) Hot in acc or run Limit switch Off Open Power distribution system S roof fuse 20 15a S401 Sunroof motor (between sun visors, in headliner) Sunroof switch Vent Vent off POWER WINDOWS Power Windows Wiring Diagram, Coupe for Chevrolet Cobalt SS 2007 List of elements for Power Windows Wiring Diagram, Coupe for Chevrolet Cobalt SS 2007: Body control module (bcm) (under center dash, on right side of center console) Down Driver switch Driver window motor (in driver's door) Driver window switch Express logic Front passenger switch Front passenger window switch G301 (under driver's seat) Hot in acc or run Interior lights system Passenger window motor (in right front door) Pwr windows fuse 29 30a S200 Tan Power Windows Wiring Diagram, Sedan for Chevrolet Cobalt SS 2007 List of elements for Power Windows Wiring Diagram, Sedan for Chevrolet Cobalt SS 2007: Body control module (bcm) (under center dash, on right side of center console) C1 c C2 b Down Driver switch Driver window motor (in driver's door) Driver window switch Express logic Front passenger switch Front passenger window motor (in right front door) Front passenger window switch G301 (under driver's seat) Hot in acc or run Interior lights system Left rear switch Left rear window motor (in left rear door) Left rear window switch Lockout switch Pwr wndw fuse 29 30a Right rear switch Right rear window motor (in right rear door) Right rear window switch S200 (in left front door harness) S335 (in body harness, approximately 2.55 cm (1 in) from g301) Tan RADIO Radio Wiring Diagram, with Amplifier for Chevrolet Cobalt SS 2007 List of elements for Radio Wiring Diagram, with Amplifier for Chevrolet Cobalt SS 2007: (behind left side of dash, near steering column) g201 (on steering column, behind steering wheel) inflatable restraint steering wheel module coil (under rear, shelf between speakers) (if equipped) vehicle communication interface module (vcim) 10v ref Amp fuse 6 20a Antenna sig Audio amplifier (under left side of dash) Audio common Bare Battery Body control module (bcm) (under center dash, on right side of center console) C4 a1 Cell telephone voice sig Cell voice low ref Cell voice sig Coax Computer data lines system D10 Drain wire Dual coil speaker G201 (behind left side of dash, near steering column) Ground Hot at all times Interior lights system L audio sig (+) Left front door speaker Left front door tweeter speaker Left rear speaker Left steering wheel controls Lf lo lev audio (+) Lf lo lev audio (-) Lf spkr out (+) Lf spkr out (-) Low reference Low speed gmlan serial data Lr lo lev audio (+) Lr lo lev audio (-) Lr spkr out (+) Lr spkr out (-) Nca Pnk Power distribution system R audio sig (+) Radio Radio antenna module Radio on sig Rdo fuse 23 15a Remote radio ctrl Rf lo lev audio (+) Rf lo lev audio (-) Rf spkr out (+) Rf spkr out (-) Right front door speaker Right front door tweeter speaker Right rear speaker Right steering wheel controls Rr lo lev audio (+) Rr lo lev audio (-) Rr spkr out (+) Rr spkr out (-) Rr sub spkr out (+) S203 Satellite radio circuit Strg wheel ctrl sig Sub spkr out (+) Sub spkr out (-) Subwoofer speaker Tan Tan b Radio Wiring Diagram, without Amplifier for Chevrolet Cobalt SS 2007 List of elements for Radio Wiring Diagram, without Amplifier for Chevrolet Cobalt SS 2007: 10v ref Antenna sig Audio common Bare Batt Body control module (bcm) (under center dash, on right side of center console) Cell telephone voice sig Cell voice low ref Cell voice sig Coax Computer data lines system D10 Drain wire G201 (behind left side of dash, near steering column) Ground Hot at all times Inflatable restraint steering wheel module coil (on steering column, behind steering wheel) Interior lights system L audio sig (+) Left front door speaker Left rear speaker Left steering wheel controls Lf spkr out (+) Lf spkr out (-) Low reference Low speed gmlan serial data Lr spkr out (+) Lr spkr out (-) Power distribution system R audio sig (+) Rad fuse 23 15a Radio Radio antenna module Rf spkr out (+) Rf spkr out (-) Right front door speaker Right rear speaker Right steering wheel controls Rr spkr out (+) Rr spkr out (-) S203 Satellite radio circuit Strg wheel ctrl sig Tan Vehicle communication interface module (vcim) (if equipped) (under rear, shelf between speakers) Satellite Radio Wiring Diagram for Chevrolet Cobalt SS 2007 List of elements for Satellite Radio Wiring Diagram for Chevrolet Cobalt SS 2007: (center rear shelf, under trim pad) digital radio receiver Ant sig Audio common Bare Battery volt Coax Computer data lines system Digital radio antenna (rear center of roof) Drain wire G401 (center of rear shelf, near left speaker) Ground Hot at all times L audio sig (+) Power distribution system R audio sig (+) Radio S-band/ onstar fuse 10a S352 Serial data Underhood fuse block (in engine compt, next to left strut tower) SHIFT INTERLOCK Shift Interlock Wiring Diagram for Chevrolet Cobalt SS 2007 List of elements for Shift Interlock Wiring Diagram for Chevrolet Cobalt SS 2007: (under center dash, on right side of center console) (under driver's seat) A/t shift control A/t shift lock solenoid Acc Accessory voltage B12 Body control module (bcm) Diode E1 c4 Exterior lights system G301 Hot at all times Ignition lock cylinder Ignition lock solenoid Ignition switch Interior lights system Logic Off Park switch Prndl Run S206 Start Stop lamp switch (under left side of dash, at top of brake pedal) Stop lp fuse 10a Stop lp switch signal STARTING/CHARGING Charging Wiring Diagram for Chevrolet Cobalt SS 2007 List of elements for Charging Wiring Diagram for Chevrolet Cobalt SS 2007: (2.0l: left side of engine compt, near coolant reservoir) (2.2l/2.4l: left side of engine compt, in front of underhood fuse block) (2.0l) powertrain control module (pcm) (2.2l/2.4l) engine control module (ecm) 2.0l 2.2l 2.0l 2.4l 2.2l/2.4l 5 volt ref Battery Battery indicator Body control module (bcm) (under center dash, on right side of center console) Computer data lines system Current sensor sig G203 (behind right side of dash) G403 (rear compt, near battery current sensor) Gen f-term Gen l-term Generator Gnd Hi speed gmlan serial data + Hi speed gmlan serial data - Hot w/ run/ crank relay energized Hvac/ ip ign fuse 10a Ign Ign 1 vol Instrument panel cluster (ipc) Lo spd gmlan serial data Logic Low ref Pnk Power distribution system Red Serial data Starter Tan Starting Wiring Diagram for Chevrolet Cobalt SS 2007 List of elements for Starting Wiring Diagram for Chevrolet Cobalt SS 2007: (or red) 2.0l 2.4l 2.2l 5v ref A10 Acc B10 B12 (not used) Battery Body control module (bcm) (under center dash, on right side of center console) Charging circuit Clutch pedal position switch (5 speed m/t) (under left side of dash, at top of clutch pedal) Computer data lines system Crank fuse 30a Crank relay D d Engine control module (ecm) (2.2l/2.4l) powertrain control module (pcm) (2.0l) (2.2l/2.4l: left side of engine compt, in front of underhood fuse block) (2.0l: left side of engine compt, near coolant reservoir) G403 (rear compt, near battery current sensor) Hi speed gmlan serial data + Hi speed gmlan serial data - Hot w/ run/crank relay energized Hvac/ ip ign fuse 10a Ignition switch Logic Off Off/run/crank voltage Park/neutral position (pnp) switch (4 speed a/t) (rear of engine, on top of transmission) Pnk Pnp/clutch start switch signal Power distribution system Prk/ neut fuse 10a R n Red Run Run/ crank relay Start Starter Starter relay coil control Tan Underhood fuse block (in engine compt, next to left strut tower) SUPPLEMENTAL RESTRAINTS Supplemental Restraints Wiring Diagram (1 of 2) for Chevrolet Cobalt SS 2007 List of elements for Supplemental Restraints Wiring Diagram (1 of 2) for Chevrolet Cobalt SS 2007: (on lower corner of passenger's door) (under center console, near sensing & diagnostic module (sdm)) g306 Air bag fuse 13 10a Batt positive voltage Body control module (bcm) (under center dash, below radio, on right side of center console) Case ground Driver seat belt retractor pretensioner (in left "b" pillar) Gmlan serial data Ground High control Hot in run or start Hvac/ ip ign fuse 16 10a Ignition 1 voltage Ind Inflatable restraint instrument panel (ip) module Inflatable restraint sensing & diagnostic module (sdm) (under center console, behind emergency brake) Inflatable restraint steering wheel module Inflatable restraint steering wheel module coil (on steering column, behind steering wheel) Left inflatable restraint side impact sensor (sis) (on lower corner of driver's door) Left seat belt sw sig Logic Low control Low ref Low reference Occupant sens sig Passenger seat belt retractor pretensioner (in right "b" pillar) Pin shorting bars engaged Pnk Right inflatable restraint side impact sensor (sis) Right seat belt sw sig Sdm fuse 24 10a Sensor signal Sensor voltage Shorting bar Stage 1 Stage 2 Tan W/ left & right roof side inflatable system When module connector is disconnected from harness: (shorting bars are connected between following pins: 8-9 & 10-11) Supplemental Restraints Wiring Diagram (2 of 2) for Chevrolet Cobalt SS 2007 List of elements for Supplemental Restraints Wiring Diagram (2 of 2) for Chevrolet Cobalt SS 2007: (in lower left of dash, below hood latch) splice pack sp200 (in top center of radiator support, near hood latch) 5 volts ref Air bag indicator Data link connector (dlc) (in lower left of dash, near hood latch) Driver seat belt switch (part of seat belt buckle, right side of driver's seat) G203 (behind right side of dash) G301 (under driver's seat) Ground Ign Ignition 1 voltage Inflatable restraint front end sensor Inflatable restraint front passenger presence system (pps) module Inflatable restraint front passenger presence system (pps) sensor Inflatable restraint passenger air bag on/off indicator Inflatable restraint passenger seat belt tension sensor Instrument panel cluster (ipc) Left inflatable restraint roof rail module (if equipped) (above front & rear door rails behind headliner) Logic Low ref Low reference Nca Occupant sens sig Off ind ctrl On ind ctrl Pass air bag ind Pass air bag off ind Pass air bag on ind Pass seat belt ind Pass seat belt sens Pass sens sig Passenger seat belt switch (part of seat belt buckle, left side of passenger's seat) Pnk Pnk a Right inflatable restraint roof rail module (if equipped) (above front & rear door rails behind headliner) S337 (in body harness, approximately 6.5 cm (2.5 in) from auxiliary power outlet console) Serial data Shorting bar TRANSMISSION A/T Wiring Diagram for Chevrolet Cobalt SS 2007 List of elements for A/T Wiring Diagram for Chevrolet Cobalt SS 2007: (left side of engine compartment, in front of underhood fuse block) engine control module (ecm) 1-2 shift solenoid (1-2 ss) valve 2-3 shift solenoid (2-3 ss) valve 2.2l 2.4l Acc vol ctrl Acc voltage Automatic transaxle fluid temperature sensor Automatic transmission Automatic transmission fluid pressure (tfp) manual valve position switch Automatic transmission input shaft speed (at iss) sensor B(+) Body control module (bcm) (under center dash, on right side of center console) C100 Computer data lines system D4 c3 Drive E4 c5 Ecm/ tcm fuse 25 10a Ecm/ trans fuse 10a Exterior lights system G105 (lower left front of transmission case) Gmlan bus (+) Gmlan bus (-) Gnd Hot at all times Hot in run or start Ign 1 voltage Iss high ctrl Iss low sig Logic Park/neutral position (pnp) switch (rear of engine, on top of transmission) Pc sol hi ctrl Pc sol vlv lo ctrl Pnk Pressure control (pc) solenoid valve Red Rev S103 Stop lmp sw sig Sw sig a Sw sig b Sw sig c Sw sig d Sw sol valve ctrl Tan Tcc pwm valve ctrl Tcc release Tcc release sw sig Tfp sw sig b Tfp sw sig c Tft sens low ref Tft sens sig Torque converter clutch pulse width modulation (tcc pwm) solenoid valve Transmission control module (left rear of engine compartment, behind powertrain control module (pcm)/ecm) Underhood fuse block (in engine compartment, next to left strut tower) Vehicle speed sensor (vss) Vss high sig Vss low sig 2.0L VIN P 2.0L VIN P, M/T Wiring Diagram for Chevrolet Cobalt SS 2007 List of elements for 2.0L VIN P, M/T Wiring Diagram for Chevrolet Cobalt SS 2007: C5 c1 Class 2 data Clutch pedal position (cpp) switch (under left side of dash, at top of clutch pedal) Computer data lines system Cpp sw sig Emissions fuse 10a Gmlan serial data Hot at all times Ign Instrument panel cluster (ipc) Logic Mil ctrl Powertrain control module (pcm) (left side of engine compartment, near coolant reservoir) Underhood fuse block (in engine compartment, next to left strut tower) Up-shift indicator Vehicle speed sensor (vss) (top of manual transmission) Vss high sig Vss low sig 2.2L VIN F 2.2L VIN F, M/T Wiring Diagram for Chevrolet Cobalt SS 2007 List of elements for 2.2L VIN F, M/T Wiring Diagram for Chevrolet Cobalt SS 2007: 2.2l 2.4l 400 (or 1354) 401 (or 1356) C1 b9 Clutch pedal position (cpp) switch (under left side of dash, at top of clutch pedal) Computer data lines system Cpp sw sig Emisn fuse 10a Engine control module (ecm) (left side of engine compartment, in front of underhood fuse block) Gmlan bus (+) Gmlan bus (-) Hot at all times Ign Instrument panel cluster (ipc) Logic Serial data Tan Underhood fuse block (in engine compartment, next to left strut tower) Up-shift indicator Vehicle speed sensor (vss) (top of manual transmission) Vss high sig Vss low sig 2.4L VIN B 2.4L VIN B, M/T Wiring Diagram for Chevrolet Cobalt SS 2007 List of elements for 2.4L VIN B, M/T Wiring Diagram for Chevrolet Cobalt SS 2007: 2.2l 2.4l 400 (or 1354) 401 (or 1356) C1 b9 Clutch pedal position (cpp) switch (under left side of dash, at top of clutch pedal) Computer data lines system Cpp sw sig Emisn fuse 10a Engine control module (ecm) (left side of engine compartment, in front of underhood fuse block) Gmlan bus (+) Gmlan bus (-) Hot at all times Ign Instrument panel cluster (ipc) Logic Serial data Tan Underhood fuse block (in engine compartment, next to left strut tower) Up-shift indicator Vehicle speed sensor (vss) (top of manual transmission) Vss high sig Vss low sig TRUNK, TAILGATE, FUEL DOOR Trunk Release Wiring Diagram for Chevrolet Cobalt SS 2007 List of elements for Trunk Release Wiring Diagram for Chevrolet Cobalt SS 2007: (center of rear shelf, near left speaker) g401 Ajar switch Ajar switch signal B10 Body control module (bcm) logic (under center dash, on right side of center console) Computer data lines system Driver information center (dic) G201 (behind left side of dash, near steering column) Gmlan serial data Hot at all times Instrument panel cluster (ipc) Logic Message request Rear compartment lid release actuator (in latch assembly) Rear compartment lid release switch Release actuator Release switch signal Tan Trunk ajar Trunk release pcb relay Trunk release relay Trunk/ outlet fuse 20a Underhood fuse block (in engine compartment, next to left strut tower) WARNING SYSTEMS Warning Systems Wiring Diagram for Chevrolet Cobalt SS 2007 List of elements for Warning Systems Wiring Diagram for Chevrolet Cobalt SS 2007: (center of rear shelf, near left rear speaker) g401 Acc Auto Battery Bcm 2 fuse 40a Body control module (bcm) (under center dash, on right side of center console) Class 2 serial data Computer data lines system D12 Dr lck fuse 26 15a Driver door ajar switch (lower left "a" pillar between door hinges) Driver seat belt switch (part of seat belt buckle, right side of driver's seat) E12 Front passenger door ajar switch (lower right "a" pillar between door hinges) G201 (behind left side of dash, near steering column) G203 (behind right side of dash) G301 (under driver's seat) Ground Head Hot at all times Ign Ignition switch Inflatable restraint passenger air bag on/off indicator Inflatable restraint sensing & diagnostic module (sdm) (under center console, behind parking brake) Instrument panel cluster (ipc) Int light fuse 27 10a Key-in ignition switch Left rear door ajar switch (sedan) (center of left "b" pillar between hinges) Left seat belt sw Lf door ajar sw Logic Low ref Low spd gmlan serial data Lr door ajar sw Nca Off Off run/crank vol Park Park lmp sw sig Pass seat belt ind sig Passenger seat belt switch (part of seat belt buckle, left side of passenger's seat) Pnk Red Rf door ajar sw Right rear door ajar switch (sedan) (center of right "b" pillar between hinges) Right seat belt sw Rr door ajar sw Run S337 S352 Seat belt ind Serial data Splice pack sp200 (lower left of dash, below hood release) Start Turn signal/ multi- function switch Underhood fuse block (in engine compt, next to left strut tower) WIPER/WASHER Wiper/Washer Wiring Diagram for Chevrolet Cobalt SS 2007 List of elements for Wiper/Washer Wiring Diagram for Chevrolet Cobalt SS 2007: B2 c2 Body control module (bcm) (under center dash, on right side of center console) C12 c3 F2 c3 G101 (left side of engine compartment, under coolant reservoir) High Hot at all times Hot in acc or run Int Logic Low Mist Off Park switch Pnk Power distribution system Underhood fuse block (in engine compt, next to left strut tower) Wash Windshield washer fluid pump (lower left side of windshield washer reservoir) Windshield washer pump control Windshield wiper motor (in left rear of engine compt, above master cylinder reservoir) Windshield wiper motor park switch signal Windshield wiper switch signal 1 Windshield wiper switch signal 2 Windshield wiper/washer switch Wiper 1 relay Wiper 2 relay Wiper diode Wiper fuse 15 10a Wiper fuse 25a