Diagram sections — 30 (72 total)
AIR CONDITIONING ANTI-LOCK BRAKES ANTI-THEFT BODY CONTROL MODULES COMPUTER DATA LINES COOLING FAN CRUISE CONTROL DEFOGGERS ELECTRONIC POWER STEERING ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS POWER DISTRIBUTION POWER DOOR LOCKS POWER MIRRORS POWER SEATS POWER TOP/SUNROOF POWER WINDOWS RADIO SHIFT INTERLOCK STARTING/CHARGING SUPPLEMENTAL RESTRAINTS TRANSMISSION TRUNK, TAILGATE, FUEL DOOR WARNING SYSTEMS WIPER/WASHER
AIR CONDITIONING
2.0L VIN P 2.0L VIN P, Compressor Wiring Diagram for Chevrolet Cobalt LTZ 2006 List of elements for 2.0L VIN P, Compressor Wiring Diagram for Chevrolet Cobalt LTZ 2006: 37 5v ref A/c clutch fuse 10a A/c clutch relay A/c compressor clutch (in lower right side of engine, below generator) A/c compressor clutch diode A/c refrigerant pressure sensor A/c req sig A/c request indicator A/c request sig A/c request switch Batt Body control module (bcm) (under center dash, below radio, on right side of center console) C3 f2 C5 a4 Computer data lines system Cruise control system Ect sig Engine coolant temperature (ect) sensor (on left rear side of engine, near exhaust manifold) G101 (in left side of engine compt, under coolant reservoir) G203 (behind right side of dash) Gnd Hot at all times Hot in run or start Hot w/ run/ crank relay energized Hvac control module (center of dash, below radio) Hvac/ ip ign fuse 10a Hvac/pk3 fuse 10a Ign 1 voltage Logic Low ref Pnk Powertrain control module (pcm) (left side of engine compt, near coolant over flow container) Press sens sig Rly ctrl Serial data Tan Underhood fuse block (in engine compt, next to left strut tower) 2.0L VIN P, Manual A/C Wiring Diagram (1 of 2) for Chevrolet Cobalt LTZ 2006 List of elements for 2.0L VIN P, Manual A/C Wiring Diagram (1 of 2) for Chevrolet Cobalt LTZ 2006: 49 (in hvac jumper harness, approximately 4.9 cm (2 in) from hvac control assembly) s261 5 volt ref A/c req sig A/c request indicator A/c request sig A/c request switch Batt Bcm 3 fuse 30a Blower motor (under right side of dash) Blower motor resistor (under right side of dash, next to blower motor) Blower motor switch Body control module (bcm) (under center dash, below radio, on right side of center console) C4 c2 Close recir door Computer data lines system Cruise control system Defogger system Fresh air indicator G203 (behind right side of dash) Gnd Ground High Hot at all times Hot w/ run/ crank relay energized Hvac control module (center of dash, below radio) Hvac relay Hvac/ ip ign fuse 10a Hvac/pk3 fuse 10a Ign 1 voltage Interior lights system Logic Low Mode 1 vlv Mode door cntrl Mode switch Off Open recir door Pass air temp dr cntrl Pass air temp dr pos Pnk R defog relay cntrl R defog switch sig Recir- culation indicator Recir- culation switch Run/ crank relay control Serial data Tan Temperature control switch Underhood fuse block (in engine compt, next to left strut tower) 2.0L VIN P, Manual A/C Wiring Diagram (2 of 2) for Chevrolet Cobalt LTZ 2006 List of elements for 2.0L VIN P, Manual A/C Wiring Diagram (2 of 2) for Chevrolet Cobalt LTZ 2006: 41 5v ref A/c cltch fuse 10a A/c clutch relay A/c compressor clutch (in lower right side of engine, below generator) A/c compressor clutch diode A/c refrigerant pressure sensor A1 c5 A11 Air temperature actuator (center of dash, center left side of hvac module) C3 f2 C5 a4 Computer data lines system Cool ser/par relay Coolant temp ind Cooling fan 1 (in front of engine compt, attached to left of radiator) Cooling fan 1 fuse 30a Cooling fan 1 relay Cooling fan 2 (in front of engine compt, attached to right of radiator) Cooling fan 2 fuse 30a Cooling fan 2 relay E10 Ect sig Engine coolant temperature (ect) sensor (on left rear side of engine, near exhaust manifold) F10 G101 (in left side of engine compt, under coolant reservoir) G111 (in front of engine compt, near cooling fans) Hot at all times Hot in run or start Ign Instrument panel cluster (ipc) Logic Low ref Mode actuator (center of dash, center left side of hvac module) Pnk Powertrain control module (pcm) (left side of engine compt, near coolant over flow container) Press sens sig Recirculation actuator (behind right side of dash, above blower motor) Rly ctrl Serial data Tan Underhood fuse block (in engine compt, next to left strut tower)
2.2L VIN F 2.2L VIN F, Compressor Wiring Diagram for Chevrolet Cobalt LTZ 2006 List of elements for 2.2L VIN F, Compressor Wiring Diagram for Chevrolet Cobalt LTZ 2006: 37 5v ref A/c clutch fuse 10a A/c clutch relay A/c compressor clutch (left front of engine) A/c compressor clutch diode A/c refrigerant pressure sensor (in right front of engine compt, on a/c line, near compressor) A/c req sig A/c request indicator A/c request sig A/c request switch Batt Body control module (bcm) (under center dash, below radio, on right side of center console) C3 f2 C5 a4 Computer data lines system Cruise control system Ect sig Engine control module (ecm) (left side of engine compt, in front of underhood fuse block) Engine coolant temperature (ect) sensor (on top of engine, near right front corner of camshaft cover) G101 (in left side of engine compt, under coolant reservoir) G203 (behind right side of dash) Gnd Hot at all times Hot in run or start Hot w/ run/ crank relay energized Hvac control module (center of dash, below radio) Hvac/ ip ign fuse 10a Hvac/pk3 fuse 10a Ign 1 voltage Logic Low ref Pnk Press sens sig Rly ctrl Serial data Tan Underhood fuse block (in engine compt, next to left strut tower) 2.2L VIN F, Manual A/C Wiring Diagram (1 of 2) for Chevrolet Cobalt LTZ 2006 List of elements for 2.2L VIN F, Manual A/C Wiring Diagram (1 of 2) for Chevrolet Cobalt LTZ 2006: 49 (in hvac jumper harness, approximately 4.9 cm (2 in) from hvac control assembly) s261 5 volt ref A/c req sig A/c request indicator A/c request sig A/c request switch Batt Bcm 3 fuse 30a Blower motor (under right side of dash) Blower motor resistor (under right side of dash, next to blower motor) Blower motor switch Body control module (bcm) (under center dash, below radio, on right side of center console) C4 c2 Close recir door Computer data lines system Cruise control system Defogger system Fresh air indicator G203 (behind right side of dash) Gnd Ground High Hot at all times Hot w/ run/ crank relay energized Hvac control module (center of dash, below radio) Hvac relay Hvac/ ip ign fuse 10a Hvac/pk3 fuse 10a Ign 1 voltage Interior lights system Logic Low Mode 1 vlv Mode door cntrl Mode switch Off Open recir door Pass air temp dr cntrl Pass air temp dr pos Pnk R defog relay cntrl R defog switch sig Recir- culation indicator Recir- culation switch Run/ crank relay control Serial data Tan Temperature control switch Underhood fuse block (in engine compt, next to left strut tower) 2.2L VIN F, Manual A/C Wiring Diagram (2 of 2) for Chevrolet Cobalt LTZ 2006 List of elements for 2.2L VIN F, Manual A/C Wiring Diagram (2 of 2) for Chevrolet Cobalt LTZ 2006: 42 5v ref A/c cltch fuse 10a A/c clutch relay A/c compressor clutch (left front of engine) A/c compressor clutch diode A/c refrigerant pressure sensor (in right front of engine compt, on a/c line, near compressor) A1 c5 A11 Air temperature actuator (center of dash, center left side of hvac module) C3 f2 C5 a4 Computer data lines system Coolant temp ind Cooling fan 1 fuse 30a Cooling fan 1 relay Cooling fan 2 fuse 30a Cooling fan 2 relay Cooling fan diode Cooling fan motor E10 Ect sig Engine control module (ecm) (left side of engine compt, in front of underhood fuse block) Engine coolant temperature (ect) sensor (on top of engine, near right front corner of camshaft cover) F10 G101 (in left side of engine compt, under coolant reservoir) G111 (in front of engine compt, near cooling fans) Hot at all times Hot in run or start Ign Instrument panel cluster (ipc) Logic Low ref Mode actuator (center of dash, center left side of hvac module) Pnk Press sens sig Recirculation actuator (behind right side of dash, above blower motor) Rly ctrl S105 S110 Serial data Tan Underhood fuse block (in engine compt, next to left strut tower)
2.4L VIN B 2.4L VIN B, Compressor Wiring Diagram for Chevrolet Cobalt LTZ 2006 List of elements for 2.4L VIN B, Compressor Wiring Diagram for Chevrolet Cobalt LTZ 2006: 37 5v ref A/c cltch fuse 10a A/c clutch relay A/c compressor clutch A/c compressor clutch diode A/c refrigerant pressure sensor A/c req sig A/c request indicator A/c request sig A/c request switch A4 c5 Batt Body control module (bcm) (under center dash, below radio, on right side of center console) C3 f2 Computer data lines system Cruise control system Ect sig Engine control module (ecm) (left side of engine compt, in front of underhood fuse block) Engine coolant temperature (ect) sensor (right rear of engine block) G101 (in left side of engine compt, under coolant reservoir) G203 (behind right side of dash) Gnd Hot at all times Hot in run or start Hot w/ run/ crank relay energized Hvac control module (center of dash, below radio) Hvac/ ip ign fuse 10a Hvac/pk3 fuse 10a Ign 1 voltage Logic Low ref Pnk Press sens sig Rly ctrl Serial data Tan Underhood fuse block (in engine compt, next to left strut tower) 2.4L VIN B, Manual A/C Wiring Diagram (1 of 2) for Chevrolet Cobalt LTZ 2006 List of elements for 2.4L VIN B, Manual A/C Wiring Diagram (1 of 2) for Chevrolet Cobalt LTZ 2006: 49 (in hvac jumper harness, approximately 4.9 cm (2 in) from hvac control assembly) s261 5 volt ref A/c req sig A/c request indicator A/c request sig A/c request switch Batt Bcm 3 fuse 30a Blower motor (under right side of dash) Blower motor resistor (under right side of dash, next to blower motor) Blower motor switch Body control module (bcm) (under center dash, below radio, on right side of center console) C2 c4 Close recir door Computer data lines system Cruise control system Defogger system Fresh air indicator G203 (behind right side of dash) Gnd Ground High Hot at all times Hot w/ run/ crank relay energized Hvac control module (center of dash, below radio) Hvac relay Hvac/ ip ign fuse 10a Hvac/pk3 fuse 10a Ign 1 voltage Interior lights system Logic Low Mode 1 vlv Mode door cntrl Mode switch Off Open recir door Pass air temp dr cntrl Pass air temp dr pos Pnk R defog relay cntrl R defog switch sig Recir- culation indicator Recir- culation switch Run/ crank relay control Serial data Tan Temperature control switch Underhood fuse block (in engine compt, next to left strut tower) 2.4L VIN B, Manual A/C Wiring Diagram (2 of 2) for Chevrolet Cobalt LTZ 2006 List of elements for 2.4L VIN B, Manual A/C Wiring Diagram (2 of 2) for Chevrolet Cobalt LTZ 2006: 40 5v ref A/c cltch fuse 10a A/c cltch relay A/c compressor clutch A/c compressor clutch diode A/c refrigerant pressure sensor A11 A4 c5 Air temperature actuator (center of dash, center left side of hvac module) C3 f2 Computer data lines system Cool ser/par relay Coolant temp ind Cooling fan 1 fuse 30a Cooling fan 1 relay Cooling fan 2 fuse 30a Cooling fan 2 relay Cooling fan motor Cooling fan resistor E10 Ect sig Engine control module (ecm) (left side of engine compt, in front of underhood fuse block) Engine coolant temperature (ect) sensor (right rear of engine block) F10 G101 (in left side of engine compt, under coolant reservoir) G111 (in front of engine compt, near cooling fans) Hot at all times Hot in run or start Ign Instrument panel cluster (ipc) Logic Low ref Mode actuator (center of dash, center left side of hvac module) Pnk Press sens sig Recirculation actuator (behind right side of dash, above blower motor) Rly ctrl Serial data Tan Underhood fuse block (in engine compt, next to left strut tower)
ANTI-LOCK BRAKES Anti-lock Brakes Wiring Diagram (1 of 2) for Chevrolet Cobalt LTZ 2006 List of elements for Anti-lock Brakes Wiring Diagram (1 of 2) for Chevrolet Cobalt LTZ 2006: 33 Bat positive volt Brake pressure modulator valve Computer data lines system Electronic brake control module (ecbm) (left side of engine compt, in front of engine control module (ecm)) G101 (in left side of engine compt, under coolant reservoir) Gmlan ser data + Gmlan ser data - Ground Ign 1 volt Left front wheel speed sensor (wss) (inside left front wheel hub) Left rear wheel speed sensor (wss) (inside left rear wheel hub) Lf inlet solenoid valve Lf outlet solenoid valve Lf wheel speed ref Lf wheel speed sig Lr inlet solenoid valve Lr outlet solenoid valve Lr wheel spd sen sig Lr wheel spd sens lo ref Pnk Red Rf inlet solenoid valve Rf outlet solenoid valve Rf wheel speed sens lo ref Rf wheel speed sens sig Right front wheel speed sensor (wss) (inside right front wheel hub) Right rear wheel speed sensor (wss) (inside right rear wheel hub) Rr inlet solenoid valve Rr outlet solenoid valve Rr wheel spd sen ref Rr wheel speed sen sig Stop lamp sw sig Tan Anti-lock Brakes Wiring Diagram (2 of 2) for Chevrolet Cobalt LTZ 2006 List of elements for Anti-lock Brakes Wiring Diagram (2 of 2) for Chevrolet Cobalt LTZ 2006: 28 (2.0l: left side of engine compt, near coolant overflow container) (2.2l/2.4l: left side of engine compt, in front of underhood fuse block) 2.0l 2.2l 2.4l Abs 2 fuse 10a Abs fuse 50a Abs indicator Body control module (bcm) (under center dash, below radio, on right side of center console) Computer data lines system Engine control module (ecm) (2.2l/2.4l) Hi spd gmlan ser data + Hi spd gmlan ser data - Hi spd gmlan serial data + Hi spd gmlan serial data - Hot at all times Hot in run or start Ign Instrument panel cluster Lo spd gmlan serial data Logic Low spd gmlan ser data Pnk Powertrain control module (2.0l) Tan Traction off ind Underhood fuse block (in engine compt next to left strut tower) Underhood fuse block (in engine compt, next to left strut tower)
ANTI-THEFT Anti-theft Wiring Diagram for Chevrolet Cobalt LTZ 2006 List of elements for Anti-theft Wiring Diagram for Chevrolet Cobalt LTZ 2006: 56 2.0l 2.2l 2.4l 5v ref A/t Acc Acc volt sig B(+) Battery b+ Body control module (bcm) (under center dash, below radio, on right side of center console) Cluster fuse 10a Computer data lines system Driver door ajar switch (lower left "a" pillar between door hinges) 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 over flow container) Engine controls system Exterior lights system Front passenger door ajar switch (lower right "a" pillar between door hinges) Fuel inj 1 ctrl Fuel inj 2 ctrl Fuel inj 3 ctrl Fuel inj 4 ctrl G201 (behind left side of dash, near steering column) G301 (under driver's seat) G401 (center of rear shelf, near left rear speaker) Gmlan serial data Gmlan serial data + Gmlan serial data - Ground Hazard switch sig Horn relay ctrl Horns system Hot at all times Hvac/ pk3 + fuse 10a Ignition switch Instrument panel cluster (ipc) Left rear door ajar switch (center of left "b" pillar between hinges) Lf door ajar Logic Lr door ajar M/t Off Off/run/crank Power distribution system Rear compartment lid ajar switch Rear compt ajar Rf door ajar Right rear door ajar switch (center of right "b" pillar between hinges) Rr door ajar Run S206 Sdm fuse 10a Security ind Security indicator Start Tan Theft deterrent control module
BODY CONTROL MODULES Body Control Modules Wiring Diagram (1 of 4) for Chevrolet Cobalt LTZ 2006 List of elements for Body Control Modules Wiring Diagram (1 of 4) for Chevrolet Cobalt LTZ 2006: 55 5v ref Ambient air temp sens low ref Ambient air temp sens sig Ambient air temperature sensor (mounted to right side headlamp assembly) Bat pos voltage Body control module (under center dash, below radio, on right side of center console) Brake fluid level switch (in rear of engine compt, attached to master cylinder) Brake fluid lvl sens sig Brk trans shft intrlck sol sply Computer data lines system Coolant level sw sig Coolant level switch (2.0l) (on left side of engine compt, attached to over flow container) Current sensor sig Defogger system Door lock lock/unlock sig Door locks system Exterior lights system Fog lmp rly coil sply voltage G301 (under driver's seat) G401 (center of rear shelf, near speaker left rear.) Headlamp high beam rly ctrl Headlights system Horn rly ctrl Horns system Interior lights system Left turn sig lamp sply voltage Lf door ajar sw sig Logic Low ref (sedan) Low spd gmlan serial data Lr door ajar sw isg (sedan) Park brake switch Pnk Power distribution system Prk brake sw sig Prk lamp rly ctrl Rear defog rly ctrl Rf door ajar sw sig Right turn sig lamp sply voltage Rr door ajar sw sig (sedan) Run/crank rly coil ctrl S352 Sensor low ref Shift interlock system Sig gnd Starting/charging syste, Starting/charging system Tan Trunk ajar sw sig Trunk lamp ctrl Trunk release rly ctrl Trunk, tailgate, fuel doors system Windshield wiper mtr prk sw sig Windshield wiper sw on sig Wiper/washer system Body Control Modules Wiring Diagram (2 of 4) for Chevrolet Cobalt LTZ 2006 List of elements for Body Control Modules Wiring Diagram (2 of 4) for Chevrolet Cobalt LTZ 2006: 39 A10 A11 A12 Acc voltage B10 B11 B12 Bat pos vltage Bat pos voltage Bcm 2 fuse 40a Bcm 3 fuse 30a Body control module (bcm) (under center dash, below radio, on right side of center console) C10 C11 C12 Courtesy lamp sply voltage D10 D11 D12 Door lock actuator lock ctrl Door lock actuator unlock ctrl Door locks system Driver dr lock actuator unlock ctrl Engine controls system Exterior lights system Hot at all times I/p lamp sply voltage Interior lamp ctrl Interior lights system Logic Park lamp sply voltage Pnk Power distribution system Rap fuse sply voltage Run/crank ign 1 voltage Tan Underhood fuse block (in engine compartment, next to left strut tower) Windshield washer pmp ctrl Wiper/washer system Body Control Modules Wiring Diagram (3 of 4) for Chevrolet Cobalt LTZ 2006 List of elements for Body Control Modules Wiring Diagram (3 of 4) for Chevrolet Cobalt LTZ 2006: 34 A10 A11 A12 Acc voltage Air conditioning system B10 B11 B12 Bat pos voltage Battery Body control module (bcm) (under center dash, below radio, C10 C11 C12 D10 D11 D12 E10 E11 E12 F10 F11 F12 G201 (behind left side of dash, near steering column) Ground Interior lights system Logic On right side of center console) Pnk Power distribution system Run/crank ign 1 voltage Run/crank rly coil ctrl Windshield washer pump ctrl Wiper/washer system Body Control Modules Wiring Diagram (4 of 4) for Chevrolet Cobalt LTZ 2006 List of elements for Body Control Modules Wiring Diagram (4 of 4) for Chevrolet Cobalt LTZ 2006: 47 A/c request sig Air conditioning system Anti-theft system Below radio, on right Body control module (bcm) (under center dash, Computer data lines system Crs ctrl set/cst/res/accl sw sig Cruise control system Defogger system Door locks system Drl ambient light sens low ref Drl ambient light sens sig Exterior lights system Flash to pass sig Front fog lamp sw sig Hazard switch sig Headlamp dimmer sw hi beam sig Headlamp sw headlamps off sig Headlamp sw on sig Headlamp sw sig Headlights system High speed gmlan ser bus + High speed gmlan ser bus - Horn rly ctrl Horns system I/p lamp dimmer sw sig Ignition key resistor signal Interior lights system Keyless entry program enable sig Logic Low speed gmlan serial data Lr turn sig sw sig Off/run/crank voltage Park lamp sw on sig Power distribution system Rear compt lock actuator unlock Rear defog rly ctrl Rear defog sw sig Rr turn sig sw sig Security ind sply voltage Sens low ref Side of center console) Stop lamp sply voltage Tan Trunk, tailgate, fuel doors system Windshield wiper sw low pulse sig Wiper/washer system
COMPUTER DATA LINES Computer Data Lines Wiring Diagram for Chevrolet Cobalt LTZ 2006 List of elements for Computer Data Lines Wiring Diagram for Chevrolet Cobalt LTZ 2006: 34 (behind left side of dash, near steering column) g201 2.0l 2.2l 2.4l 2.4l/2.2l w/ a/t 2.4l/2.2l w/ m/t Body control logic Class 2 serial data Data link connector (dlc) (in lower left of dash, near hood latch) Digital radio receiver (under rear shelf trim pad, in center of rear shelf) Electronic brake control module (ebcm) (left side of engine compt, in front of ecm) Electronic power steering (eps) control module (under dash, near base of steering column) Engine control module (ecm) (2.2l/2.4l) (left side of engine compt, in front of underhood fuse block) G203 (behind right side of dash) High speed gmlan serial data bus + High speed gmlan serial data bus - Hot at all times Inflatable restraint sensing & diagnostic module (sdm) (under center console, behind emergency brake) Instrument panel cluster (ipc) Lighter fuse 15a Low speed gm lan serial data Low speed gmlan serial data Module (bcm) (under center dash, below radio, on right side of center console) Power distribution system Powertrain control module (pcm) (2.0l) (left side of engine compt, near coolant over flow container) Radio Splice pack sp200 (in lower left of dash, below hood latch) Tan Theft deterrent control module Transmission control module (tcm) (in left rear of engine compt, behind pcm/ecm) Underhood fuse block (in engine compt, next to left strut tower) Vehicle communication interface module (vcim) (under rear, self between speakers) W/ vcim W/o vcim
COOLING FAN
2.0L VIN P 2.0L VIN P, Cooling Fan Wiring Diagram for Chevrolet Cobalt LTZ 2006 List of elements for 2.0L VIN P, Cooling Fan Wiring Diagram for Chevrolet Cobalt LTZ 2006: 23 A1 c5 A11 Computer data lines system Cool ser/par relay Cooling fan 1 (in front of engine compt, attached to left of radiator) Cooling fan 1 fuse 30a Cooling fan 1 relay Cooling fan 2 (in front of engine compt, attached to right of radiator) Cooling fan 2 fuse 30a Cooling fan 2 relay E10 Ect sig Engine coolant temperature (ect) sensor (on left rear side of engine, near exhaust manifold) F10 G101 (in left side of engine compt, under coolant reservoir) G111 (in front of engine compt, near cooling fans) Hot at all times Low ref Powertrain control module (pcm) (left side of engine compt, near coolant over flow container) Rly ctrl Serial data Tan Underhood fuse block (in engine compt, next to left strut tower)
2.2L VIN F 2.2L VIN F, Cooling Fan Wiring Diagram for Chevrolet Cobalt LTZ 2006 List of elements for 2.2L VIN F, Cooling Fan Wiring Diagram for Chevrolet Cobalt LTZ 2006: 23 A1 c5 A11 Computer data lines system Cooling fan 1 fuse 30a Cooling fan 1 relay Cooling fan 2 fuse 30a Cooling fan 2 relay Cooling fan diode Cooling fan motor E10 Ect sig Engine control module (ecm) (left side of engine compt, in front of underhood fuse block) Engine coolant temperature (ect) sensor (on top of engine, near right front corner of camshaft cover) F10 G111 (in front of engine compartment, near cooling fans) Hot at all times Low ref Rly ctrl S105 S110 Serial data Tan Underhood fuse block (in engine compt, next to left strut tower)
2.4L VIN B 2.4L VIN B, Cooling Fan Wiring Diagram for Chevrolet Cobalt LTZ 2006 List of elements for 2.4L VIN B, Cooling Fan Wiring Diagram for Chevrolet Cobalt LTZ 2006: 22 A11 Computer data lines system Cool ser/par relay Cooling fan 1 fuse 30a Cooling fan 1 relay Cooling fan 2 fuse 30a Cooling fan 2 relay Cooling fan motor Cooling fan resistor E10 Ect sig Engine control module (ecm) (left side of engine compt, in front of underhood fuse block) Engine coolant temperature (ect) sensor (right rear of engine block) F10 G101 (in left side of engine compt, under coolant reservoir) G111 (in front of engine compt, near cooling fans) Hot at all times Low ref Rly ctrl Serial data Tan Underhood fuse block (in engine compt, next to left strut tower)
CRUISE CONTROL Cruise Control Wiring Diagram, A/T for Chevrolet Cobalt LTZ 2006 List of elements for Cruise Control Wiring Diagram, A/T for Chevrolet Cobalt LTZ 2006: 52 (under left side of dash, at top of brake pedal) 2.2l 2.4l 5 volt ref 5v ref 5v ref 1 Accelerator pedal position (app) sensor (near accelerator pedal bracket) All times App sens 1 sig App sens 2 sig Automatic transmission Body control module (bcm) (under center dash, below radio, on right side of center console) C4 e1 Cruise control on ind Engine control module (ecm) (left side of engine compt, in front of underhood fuse block) Eps/ str whl fuse 19 2a Exterior lights system G201 (behind left side of dash, near steering column) Hot at Hot in acc or run Hot in run or start Hvac/ ip ign fuse 10a Inflatable restraint steering wheel module coil (on steering column, behind steering wheel) Left steering wheel controls Logic Low ref Pnk Power distribution system Resume/ accel Right steering wheel controls S206 Set/ coast Stop lamp sw sig Stop lamp switch Stop lamp/ tcc switch (at top center of dash) Stop lp fuse 9 10a Tac mtr ctrl 1 Tac mtr ctrl 2 Tan Tcc brake sw/cruise Throttle actuator control (tac) module (2.2l: top of engine) (2.4l: top of intake manifold) Tp sens 1 sig Tp sens 2 sig Transmission control module(tcm) (2.2l) (in left rear of engine compt, behind powertrain control module (pcm)/ecm)) Underhood fuse block (in engine compt, next to left strut tower) Vehicle speed sensor (vss) Vehicle speed sensor (vss) (2.4l) (at rear of engine, on top of transmission) Vss hi sig Vss high sig Vss low sig W/ accessory steering wheel controls W/o accessory steering wheel controls Cruise Control Wiring Diagram, M/T for Chevrolet Cobalt LTZ 2006 List of elements for Cruise Control Wiring Diagram, M/T for Chevrolet Cobalt LTZ 2006: 56 (or tan) (under left side of dash, at top of brake pedal) (under left side of dash, at top of clutch pedal) 2.0l 2.2l 2.2l/2.4l 2.4l 5 volt ref 5v ref 5v ref 1 Accelerator pedal position (app) sensor (near accelerator pedal bracket) All times App sens 1 sig App sens 2 sig Body control module (bcm) (under center dash, below radio, on right side of center console) C4 e1 Clutch pedal position (cpp) switch Cpp sw sig Cruise control on ind Emisn fuse 10a 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 over flow container) Eps/ str whl fuse 19 2a Exterior lights system G201 (behind left side of dash, near steering column) Hot at Hot in acc or run Hot in run or start Hvac/ ip ign fuse 10a Inflatable restraint steering wheel module coil (on steering column, behind steering wheel) Left steering wheel controls Logic Low ref Pnk Power distribution system Resume/ accel Right steering wheel controls S206 Set/ coast Stop lamp sw sig Stop lamp switch Stop lamp/ tcc switch (at top center of dash) Stop lp fuse 9 10a Tac mtr ctrl 1 Tac mtr ctrl 2 Tan Tcc brake sw/cruise Throttle actuator control (tac) module (2.0l: left side of engine compt, on upper intake manifold) (2.2l: top of engine) (2.4l: top of intake manifold) Tp sens 1 sig Tp sens 2 sig Underhood fuse block (in engine compt, next to left strut tower) Vehicle speed sensor (vss) (at rear of engine, on top of transmission) Vss high sig Vss low sig W/ accessory steering wheel controls W/ powertrain relay energized W/o accessory steering wheel controls
DEFOGGERS Defoggers Wiring Diagram for Chevrolet Cobalt LTZ 2006 List of elements for Defoggers Wiring Diagram for Chevrolet Cobalt LTZ 2006: 19 Body control module (bcm) (under center dash, below radio, on right side of center console) C2 a C2 e1 C2 f1 C3 f2 Defog switch Defogger indicator G101 (in left side of engine compt, under coolant reservoir) G203 (behind right side of dash) G402 (center of rear shelf, near speaker right rear) Hot at all times Hvac control module (center of dash, below radio) Logic Rdfg fuse 40a Rdfg relay Rear defog rly ctrl Rear defog sw sig Rear window defogger grid Underhood fuse block (in engine compt, next to left strut tower)
ELECTRONIC POWER STEERING Electronic Power Steering Wiring Diagram for Chevrolet Cobalt LTZ 2006 List of elements for Electronic Power Steering Wiring Diagram for Chevrolet Cobalt LTZ 2006: 22 - c3 B(+) Body control module (bcm) (under center dash, below radio, on right side of center console) Class 2 serial data Computer data lines system Cruise control system Electric power steering (eps) motor Eps fuse 60a Eps/ str whl fuse 2a G109 (in rear of engine compt, on left strut tower) Ground Hot at all times Hot in run or start Ignition 1 Logic Pnk Power steering control module (pscm) Steering column assembly Steering shaft torque sensor Tan Tan/ Underhood fuse block (in engine compartment, next to left strut tower)
ENGINE PERFORMANCE
2.0L VIN P 2.0L VIN P, Engine Performance Wiring Diagram (1 of 4) for Chevrolet Cobalt LTZ 2006 List of elements for 2.0L VIN P, Engine Performance Wiring Diagram (1 of 4) for Chevrolet Cobalt LTZ 2006: 59 (under center of dash, below radio, on right side of center console) +5v +5v ref A/c refrigerant pressure sensor Acc Acc volt Accy Air conditioning system App sens 1 sig App sens 2 sig Battery Body control module (bcm) Class 2 data Clu rly ctrl Clutch pedal position (cpp) switch (m/t: under left side of dash, at top of clutch pedal) Computer data lines system Cooling fans system Cpp sw sig Ecm/trans fuse 15a Evap sol ctrl Evaporative emission (evap) canister vent solenoid (under rear of vehicle, behind fuel tank attached to evap canister) Exterior lights system F pmp rly ctrl Fan rly ctrl Fuel pres sig Fuel tank pressure (ftp) sensor (top of fuel tank) G101 (in left side of engine compt, under coolant reservoir) Hi rly ctrl Hot at all times Hot in run or start Iat2 sig Ign sw fuse 2a Ign1 Ignition switch Instrument panel cluster (ipc) Load ctrl Logic Low ref Malfunc- tion indicator lamp Mil ctrl Off Pnk Pnp clu st sw Power distribution system Powertrain control module (pcm) (left side of engine compartment, near coolant over flow container) Pwrtrn rly ctrl Red/pnk Refrig pres sig Rly coil ctrl Rly ctrl Run Run/ crank relay Sens sig pri Start Starting/charging system Stop lp sig Tan Tcc brk sw Underhood fuse block (in engine compartment, next to left strut tower) 2.0L VIN P, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Cobalt LTZ 2006 List of elements for 2.0L VIN P, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Cobalt LTZ 2006: 30 (in fuel injectors harness, top front of engine) (in ignition coil harness, top front of engine) (near accelerator pedal bracket) accelerator pedal (app) position sensor (on top front of engine, under fuel rail assembly) fuel injectors (on top of engine near oil fill cap) After cool fuse 15a After cool relay Ecm/ pcm fuse 15a Emission fuse 10a Evaporative emission (evap) canister purge solenoid G105 (on lower left front of transmission case) Hot at all times Ignition coil/ module 1 (top of engine) Ignition coil/ module 2 (top of engine) Ignition coil/ module 3 (top of engine) Ignition coil/ module 4 (top of engine) Injectors fuse 10a Logic Manifold absolute pressure (map) sensor (top front of engine, at no 3 cylinder intake port runner) Nca Pnk Powertrain relay S100 S103 S140 (in ignition coil harness, top front of engine) S141 Spark plug Supercharger intercooler coolant pump Tan Underhood fuse block (in engine compartment, next to left strut tower) 2.0L VIN P, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Cobalt LTZ 2006 List of elements for 2.0L VIN P, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Cobalt LTZ 2006: 51 (at rear of engine, on top of transmission) vehicle speed sensor (vss) (on top of engine, near canister purge solenoid) (pins 1-9 not used) (pins 11-14 not used) (pins 16-21 not used) (pins 23-30 not used) (pins 32-35 not used) (pins 38-43 not used) (pins 46-56 not used) +5v Air conditioning system Baro sig Barometric pressure sensor (top left side of engine, behind supercharger inlet) Body control module (bcm) (under center dash, below radio, on right side of center console) Boost gage sig Can vent fuse 10a Distribution system Ecm/ tcm fuse 10a Engine oil pressure switch Evap sol ctrl Fuel pump Fuel pump & sender assembly (inside fuel tank, part of fuel pump & sender assembly) Fuel pump fuse 15a Fuel pump relay Fuel sender G101 (in left side of engine compartment, under coolant reservoir) G105 (lower left front of transmission case) G402 (center of rear shelf near speaker right rear) Hot at all times Hot in acc or run Hvac/i/p ignition fuse 16 10a Iat Logic Low ref Maf Mass air flow (maf)/inlet air temperature (iat) sensor (left side of engine, above air cleaner) Nca Oil pres sw sig Pnk Power Powertrain control module (pcm) (left side of engine compt, near coolant over flow container) Stop fuse 10a Stop lamp switch (under left side of dash, at top of brake pedal) Stop lamp/ tcc switch (top center of dash) Stop lp sw sig Supercharger boost control solenoid Tan Underhood fuse block (in engine compartment, next to left strut tower) Vss hi Vss low Wiper fuse 15 10a 2.0L VIN P, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Cobalt LTZ 2006 List of elements for 2.0L VIN P, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Cobalt LTZ 2006: 49 (behind left side of dash, near steering column) g201 (in rear of engine compartment, in exhaust manifold) heated oxygen sensor 1 (in rear of engine compartment, in exhaust near catalytic converter) heated oxygen sensor 2 (left side of engine compartment, on upper intake manifold) throttle actuator control (tac) module (top right side of engine, at rear of cylinder head, near no. 4 cylinder) camshaft position (cmp) sensor +5v A tan Boost Ckp 1 sig Cmp sig Crankshaft position (ckp) sensor (left side of engine block) Ect sig Engine coolant temperature (ect) sensor (left rear side of engine, near exhaust manifold) G105 (on lower left front of transmission case) Gen sig Gnd Ho2s hi ctrl Ho2s hi sig Ho2s low sig Iat sens sig Ic 1 sig Ic 2 sig Ic 3 sig Ic4 sig Inj 1 ctrl Inj 2 ctrl Inj 3 ctrl Inj 4 ctrl Interior lights system Knock sensor Ks sig Logic Low ref Maf sig Map sig Nca Pnk Powertrain control module (pcm) (left side of engine compartment, near coolant over flow container) Red Scip sig Sol ctrl Starting/ charging system Supercharger boost gage Supercharger inlet pressure sensor (top front of engine, near supercharger) 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 LTZ 2006 List of elements for 2.2L VIN F, Engine Performance Wiring Diagram (1 of 4) for Chevrolet Cobalt LTZ 2006: 54 5v ref 5v ref (1) 5v ref (2) Acc Acc volt Acc voltage Air conditioning system Air sol ctrl App low ref (1) App low ref (2) App sig (1) App sig (2) B(+) Battery Body control module (bcm) (under center dash, below radio, on right side of center console) Cltch strt sw sig Clutch pedal position (cpp) switch (m/t: under left side of dash, at top of clutch pedal) Clutch rly ctrl Cooling fans system Cpp sw sig Ecm/trans fuse 15a Engine control module (ecm) (left side of engine compartment, 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 Fan rly ctrl Fuel lvl sens sig Fuel pump rly ctrl Fuel tank pressure (ftp) sensor (top of fuel tank) Fuel tnk press sig G101 (in left side of engine compt, under coolant reservoir) Hot at all times Ign sw fuse 8 2a Ignition switch Ind ctrl Instrument panel cluster (ipc) Logic Malfunc- tion indicator lamp Off Power distribution system Powertrain rly ctrl Press sens low ref Red/pnk Relay coil ctrl Run Run/ crank relay Run/crank Start Starter rly ctrl Starting/ charging system Stop lmp sply Tan Tcc brk sw sig Underhood fuse block (in engine compartment, next to left strut tower) Vent sol ctrl 2.2L VIN F, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Cobalt LTZ 2006 List of elements for 2.2L VIN F, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Cobalt LTZ 2006: 32 (in front of engine compt, near cooling fans) g111 (near accelerator pedal bracket) accelerator pedal position (app) sensor (on rear of engine near exhaust manifold) 1-4 coil ctrl 2-3 coil ctrl Air pmp fuse 40a Air pmp relay Air sol fuse 15a Air sol relay Cmp sig Cnstr vent fuse 10a Csi pickup Ecm/ pcm fuse 15a Emission fuse 10a Evaporative emission (evap) canister purge solenoid (top of engine) Fused ctrl G105 (on lower left front of transmission case) Gnd Hot at all times Ign coil voltage Ignition coil Ignition control module (icm) (top of engine, next to oil fill cap) Injectors fuse 10a Interconnect Pnk Powertrain relay Secondary air injection (air) pump Secondary air injection reaction (air) solenoid Tan Timing ctrl (1) Timing ctrl (2) Underhood fuse block (in engine compartment, next to left strut tower) 2.2L VIN F, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Cobalt LTZ 2006 List of elements for 2.2L VIN F, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Cobalt LTZ 2006: 28 (on top front of engine, under fuel rail assembly) fuel injectors Body control module (bcm) (under center dash, below radio, on right side of center console) Ecm/ tcm fuse 10a Exterior lights system Fuel pump Fuel pump & sender assembly (inside fuel tank, part of fuel pump & sender assembly) Fuel pump fuse 15a Fuel pump relay Fuel sender G101 (in left side of engine compt, under coolant reservoir) G105 (on lower left front of transmission case) G402 (center of rear shelf, near speaker right rear) Hot at all times Hot in acc or run Hvac/ i/p ignition fuse 16 10a Iat 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 (at front right of engine, attached to air cleaner outlet) Nca Pnk Power distribution system S103 Stop fuse 10a Stop lamp switch (under left side of dash, at top of brake pedal) Stop lamp/ tcc switch (top center of dash) Tan Underhood fuse block (in engine compartment, next to left strut tower) 2.2L VIN F, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Cobalt LTZ 2006 List of elements for 2.2L VIN F, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Cobalt LTZ 2006: 60 (at rear of engine, on top of transmission) (m/t) vehicle speed sensor (vss) (in rear of engine compt, in exhaust manifold) heated oxygen sensor 1 (in rear of engine compt, in exhaust near catalytic converter) heated oxygen sensor 2 (top of engine) throttle actuator control (tac) module 5v ref A/c refrigerant pressure sensor (on a/c line, near compressor) Air pump rly ctrl Air sol sig Ckp low ref Ckp sens sig Cmp sens sig Computer data lines system Cooling fans system Crankshaft position (ckp) sensor (above starter motor) Duty cycle sig Ect sens sig Engine control module (ecm) (left side of engine compartment, in front of underhood fuse block) Engine coolant temperature (ect) sensor (on top of engine, near right front corner of camshaft cover) Engine oil pressure switch (left side of engine) Fan rly ctrl G105 (on lower left front of transmission case) High sig Htr low ctrl Iat sens low ref Iat sens sig Ign 1 voltage Inj ctrl (1) Inj ctrl (2) Inj ctrl (3) Inj ctrl (4) Knock sensor (lower center of engine block, behind oil dip stick) Ks low ref (1) Ks sig (1) Low ctrl Low ref Low sig Maf sens sig Map sens low ref Map sens sig Nca Pnk Press sens sig Purge sol ctrl Sens low ref Serial data (+) Serial data (-) Sig gnd Starting/charging system Sw sig Tac mtr ctrl 1 Tac mtr ctrl 2 Tan Timing ctrl (1) Timing ctrl (2) Tps low ref Tps sig (1) Tps sig (2) Turn on sig Vss low ref Vss sig
2.4L VIN B 2.4L VIN B, Engine Performance Wiring Diagram (1 of 4) for Chevrolet Cobalt LTZ 2006 List of elements for 2.4L VIN B, Engine Performance Wiring Diagram (1 of 4) for Chevrolet Cobalt LTZ 2006: 54 (in engine compartment, next to left strut tower) underhood fuse block 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, below radio, on right side of center console) Cl rly ctrl Computer data lines system Cooling fans system Cpp switch sig Cruise control system 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 (on top of fuel tank) G101 (in left side of engine compt, under coolant reservoir) Gmlan data Hot at all times Ign Ign 1 Ignition switch Instrument panel cluster (ipc) Logic Low ref Main rly ctrl Malfunc- tion indicator lamp Mil ctrl Off Power distribution system Press sens sig Red/pnk a Rly coil ctrl Run Run/ crank relay Start Starting/charging system Stop lp Tan Transmissions system Vehicle speed sensor (vss) (a/t) (at rear of engine, on top of transmission) Vss high signal Vss low signal 2.4L VIN B, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Cobalt LTZ 2006 List of elements for 2.4L VIN B, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Cobalt LTZ 2006: 20 (in engine compartment, next to left strut tower) underhood fuse block (in ignition coil harness, top front of engine) (m/t: under left side of dash, at top of clutch pedal) clutch pedal position (cpp) switch (on top of engine) ignition coil/module A/c refrigerant pressure sensor (in right front of engine compartment on a/c line near compressor) Emission fuse 10a Evaporative emission (evap) canister purge solenoid valve (top rear of engine) Fuel injectors (on top front of engine, under fuel rail assembly) G107 (on lower left front of transmission case) Hot at all times Inj fuse 10a Knock sensor (ks) (lower left rear of engine block) Pcm/ecm fuse 15a Pnk Pwr/trn relay S103 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 LTZ 2006 List of elements for 2.4L VIN B, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Cobalt LTZ 2006: 34 (inside fuel tank, part of fuel pump & sender assembly) fuel pump & sender assembly (right rear of engine block) engine coolant temperature (ect) sensor (top of intake manifold) 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 compartment, in front of underhood fuse block) Evap sol Fan rly ctrl Fuel level sensor Fuel pump Fuel pump fuse 15a Fuel pump relay G101 (in left side of engine compt, under coolant reservoir) G402 (center of rear shelf, near speaker right rear) Gen sig Gmlan data Hot at all times Low ref Map sens sig Not used) (67 to 73 Oil press Pnk Press sens sig S353 Starting/ charging system Tan Underhood fuse block (in engine compartment, next to left strut tower) Vss high signal 2.4L VIN B, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Cobalt LTZ 2006 List of elements for 2.4L VIN B, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Cobalt LTZ 2006: 46 (in rear of engine compt, in exhaust manifold) heated oxygen sensor (ho2s) 1 (in rear of engine compt, in exhaust near catalytic converter) heated oxygen sensor (ho2s) 2 (m/t) (at rear of engine, on top of transmission) (upper front of engine near camshaft) intake camshaft position (cmp) sensor (upper rear of engine near camshaft cover) exhaust camshaft position (cmp) sensor 5v ref 1 5v ref 2 Ckp sens sig Cmp Cmp Cmp sens sig Crankshaft position (ckp) sensor (lower left rear of engine block) Engine control module (ecm) (left side of engine compartment, in front of Engine oil pressure (eop) switch (lower left rear of engine block) Exhaust camshaft position (cmp) actuator solenoid (upper rear of eng near camshaft cover) G105 (on 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 Inj 1 ctrl Inj 2 ctrl Inj 3 ctrl Inj 4 ctrl Intake camshaft position (cmp) actuator solenoid (upper front of eng near camshaft cover) Ks sens sig Low ref Maf sens sig Mass air flow (maf)/intake air temperature (iat) sensor (in intake air tube) Nca Pnk Tac motor Tan Tp sens 1 Tp sens 2 Underhood fuse block) Vehicle speed sensor (vss) Vss hi sig Vss lo sig
EXTERIOR LIGHTS Backup Lamps Wiring Diagram for Chevrolet Cobalt LTZ 2006 List of elements for Backup Lamps Wiring Diagram for Chevrolet Cobalt LTZ 2006: 18 A/t Backup fuse 10a Backup lamp switch (in transmission assembly) Coupe G401 (center of rear shelf, near speaker left rear) G402 (center of rear shelf, near speaker right rear) Hot in run or start Inside rear view mirror Left backup lamp M/t Park/ neutral position (pnp) switch (left side of engine compt, on top of transmission) Pnk Power distribution system Right backup lamp S353 Sedan Underhood fuse block (in engine compt, next to left strut tower) W/ onstar Exterior Lamps Wiring Diagram (1 of 2) for Chevrolet Cobalt LTZ 2006 List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Chevrolet Cobalt LTZ 2006: 57 A12 Auto Body control module (bcm) (under center dash, below radio, on right side of center console) C1 b2 C2 b7 C5 d1 Center high mounted stop lamp (chmsl) Computer data lines system F4 c5 G101 (in 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 speaker left rear) Ground Hazard sw sign Hazard switch Head Headlamp switch High speed gmlan serial data bus + High speed gmlan serial data bus - Hot at all times 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 sign 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 S351 S352 Splice pack sp200 (in lower left of dash, below hood latch) 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 LTZ 2006 List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Chevrolet Cobalt LTZ 2006: 24 (2.0l) (2.2l) (2.4l) (in body harness, approximately 3.75cm (1.25 in) from g301) s361 (left side of engine compt, in front of engine control module (ecm)) 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 over flow container) G401 (center of rear shelf, near speaker left rear) G402 (center of rear shelf, near speaker right rear) 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 S351 S353 Sedan Stop lamp sw sig Transmission control module (tcm) (in left rear of engine compt, behind powertrain control module (pcm)/ecm)
GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 2) for Chevrolet Cobalt LTZ 2006 List of elements for Ground Distribution Wiring Diagram (1 of 2) for Chevrolet Cobalt LTZ 2006: 83 (2.0l) cool ser/par relay (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) ignition control module (icm) (2.2l) secondary air injection (air) solenoid (2.4l) ignition coil/ module 1 (2.4l) ignition coil/ module 2 (2.4l) ignition coil/ module 3 (2.4l) ignition coil/ module 4 (a/t) park/neutral position switch (pnp) (a/t) transmission control module (tcm) (w/o ashtray cigarette lighter) auxiliary power outlet (w/ ashtray cigarette lighter) cigar lighter 2.0l A/c compressor clutch diode A12 c1 Audio amplifier 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 Driver information center (dic) switch Electronic brake control module (ebcm) Fog lamp switch Fog lp pcb relay Fuel pmp relay G101 (in left side of engine compt, under coolant reservoir) G102 (left front of engine compt, on crossbar at washer reservoir fill cap) G103 (left front of engine compt, under left headlamp) G105 (on lower left front of transmission case) G107 (on lower left front of transmission case) G201 (behind left side of dash, near steering column) 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 Mass air flow (maf)/ inlet air tempe- rature (iat) sensor Nca Passenger heated seat switch Radio Rdfg relay Rear compartment lid release switch Remote control door lock receiver (rcdlr) Right front fog lamp Right front marker lamp Right front park/turn/ drl signal lamp Right headlamp high/low beam Right horn switch Right steering wheel controls Run/ crnk relay S100 (in ignition coil harness, top front 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 Wpr 1 relay Wpr 2 relay Ground Distribution Wiring Diagram (2 of 2) for Chevrolet Cobalt LTZ 2006 List of elements for Ground Distribution Wiring Diagram (2 of 2) for Chevrolet Cobalt LTZ 2006: 72 (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 (in body harness, approximately 1 cm (0.5 in) to g401 breakout) s351 (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 Battery Battery current sensor 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 speaker left rear) G402 (center of rear shelf, near speaker right rear) G403 (in rear compt of vehicle, near battery current sensor) 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 Nca 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) S300 (in headliner harness, approximately 5.25 cm (2 in) from sunroof switch) S301 S302 S352 (in body harness, approximately 2 cm (1 in) to g401 breakout) S353 (in body harness, approximately 9.30 cm (3.5 in) from tail/stop lamp right) 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
HEADLIGHTS Headlights Wiring Diagram for Chevrolet Cobalt LTZ 2006 List of elements for Headlights Wiring Diagram for Chevrolet Cobalt LTZ 2006: 47 Ambient light sensor (on top of dash trim pad, near windshield on driver's side) Auto Body control module (bcm) (under center dash, below radio, on right side of center console) Computer data lines system Fog lamp switch Fog lmp rly ctrl Fog lmp sw sig Fog lps pcb relay Foglp fuse 15a Ftp Ftp sw sig G101 (in 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 Instrument panel cluster (ipc) Interior lights system Ipc logic Left front fog lamp Left high/low 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 headlamp Serial data Turn signal/ multifunction switch (on left side of steering column) Underhood fuse block (in engine compt, next to left strut tower)
HORN Horn Wiring Diagram for Chevrolet Cobalt LTZ 2006 List of elements for Horn Wiring Diagram for Chevrolet Cobalt LTZ 2006: 21 (behind left side of dash, near steering column) g201 3-spoke 4-spoke B6 c2 Body control module (bcm) (under center dash, below radio, on right side of center console) E3 c3 G101 (in left side of engine compartment, under coolant reservoir) Horn (in left front of vehicle above left front 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 LTZ 2006 List of elements for Instrument Cluster Wiring Diagram for Chevrolet Cobalt LTZ 2006: 81 (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) right front 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, below radio, 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 Chime Cluster fuse 10a Computer lines data system Dic sw sig Driver information center (dic) Driver information center (dic) switch Engine control system Engine controls system Engine coolant temp ind Engine oil pressure (eop) switch (2.2l: left side of engine) (2.4l: lower left rear of engine block) Front fog lamp ind Fuel level Fuel lvl sens sig Fuel pump & sender assembly (inside fuel tank, part of fuel pump & sender assembly) 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 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 Menu sw sig Mil ctrl Oil level ind Oil pres sw sig Park brake sw Park brake switch (in center console, attached to emergency 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 over flow container) (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) Tachometer Tan Traction off ind Trip reset Up-shift ind Vf display trip Wiper fuse 10a
INTERIOR LIGHTS Courtesy Lamps Wiring Diagram for Chevrolet Cobalt LTZ 2006 List of elements for Courtesy Lamps Wiring Diagram for Chevrolet Cobalt LTZ 2006: 29 A10 Battery+ Body control module (bcm) (under center dash, below radio, 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 rear 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 LTZ 2006 List of elements for Instrument Illumination Wiring Diagram for Chevrolet Cobalt LTZ 2006: 55 (coupe) f (not used) (sedan) (under driver's seat) g301 (w/ accessories) (w/o accessories) A/t shift lock control solenoid (a/t) (at gear selector) A2 c2 B c2 B c3 B12 Battery+ Body control module (bcm) (under center dash, below radio, on right side of center console) C2 b7 C5 d1 Dimmer low ref Dimmer sig Driver door lock switch Driver heated seat switch Driver information center (dic) switch Driver window switch Exterior lights system Fog lamp switch G201 (behind left side of dash, near steering column) G203 (behind right side of dash) G301 (under driver's seat) Ground Hazard switch 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 Outside rearview mirror switch Park lps fuse 15a Park lps relay Passenger door lock switch Passenger heated seat switch Passenger window switch Pk lmp rly ctrl Right steering wheel controls S200 S201 (behind inflatable restraint steering wheel module, in steering column) S208 S233 (approximately 5 cm (2 in) from ambient light sensor breakout) S361 (approximately 3.75 cm (1.25 in) from g301) Super- charger boost gage (2.0l) Underhood fuse block (in engine compt, next to left strut tower) W/ accessories W/ front heated seats 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 LTZ 2006 List of elements for Power Distribution Wiring Diagram (1 of 3) for Chevrolet Cobalt LTZ 2006: 77 (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 fuse 50a Back up fuse 10a Back up lamp switch Battery Bcm2 fuse 40a Bcm3 fuse 30a Body control module (bcm) Body control module (bcm) (under center dash, below radio, on right side of center console) C1 f5 C3 f2 C4 b1 C4 c2 C5 a5 (not used) C5 b2 C5 d5 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 (in left side of engine compartment, under coolant reservoir) G201 (behind left side of dash, near steering column) Generator Heated seat fuse 20a Hvac relay I/p ign fuse 20a Inline fuse (in rear compt of vehicle, near battery) 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 LTZ 2006 List of elements for Power Distribution Wiring Diagram (2 of 3) for Chevrolet Cobalt LTZ 2006: 80 (2.0l/2.4l) (2.2l) (coupe) (sedan) (in engine compt, next to left strut tower) underhood fuse block (not used) (under center dash, below radio, 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) B1 c1 Bat (+) C1 b6 C1 b9 C11 c2 C3 c3 C3 d4 C3 e2 C5 b1 C5 c1 Console auxiliary power outlet 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) Engine controls system Fog lamp pcb relay From heated c seat fuse (diagram 1 of 3) From inline fuse (diagram 1 of 3) Front passenger window switch Fuel pump relay G301 (under driver's seat) High beam pcb relay Horn pcb relay Inflatable restraint sensing & diagnostic module (sdm) Injectors fuse 10a Inside rearview mirror Int lps fuse 10a Interior lamps pcb relay Logic Low beam pcb relay M/t Park lps pcb relay Pcm/ecm fuse 15a Pnk Power window fuse 30a Powertrain control module (pcm) Powertrain relay Radio Radio fuse 10a Rap relay Remote control door lock receiver (rcdlr) Rly ctrl Sdm fuse 10a Sunroof fuse 15a Sunroof switch 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 LTZ 2006 List of elements for Power Distribution Wiring Diagram (3 of 3) for Chevrolet Cobalt LTZ 2006: 62 (not used) (under center dash, below radio, 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 10a 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 lps 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 LTZ 2006 List of elements for Power Door Locks Wiring Diagram (1 of 2) for Chevrolet Cobalt LTZ 2006: 43 (under right dash trim panel, above passenger's inflator module) remote control door lock receiver (rcdlr) Ajar switch B(+) B10 Battery b+ Body control module (bcm) (under center dash, below radio, on right side of center console) Cluster fuse 10a Computer data lines system D10 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 rear speaker) Gmlan Gmlan low speed Gmlan serial data + Gmlan serial data - 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 Program enable sig Radio fuse 15a Rear compartment lid release actuator 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 10a Splice pack sp200 (in lower left of dash, below hood latch) 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 LTZ 2006 List of elements for Power Door Locks Wiring Diagram (2 of 2) for Chevrolet Cobalt LTZ 2006: 29 Body control module (bcm) (under center dash, below radio, on right side of center console) Door lock fuse 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 Driver door lock switch (in center of inside driver's door, attached to arm rest) Driver's seat) E12 c4 Exterior lights system Front passenger door lock switch (in center of inside front passenger's door, attached to arm rest) 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) Lock Lock/unlock sig Logic Passenger door latch Right rear door latch (sedan) Tan Unlock
POWER MIRRORS Automatic Day/Night Mirror Wiring Diagram for Chevrolet Cobalt LTZ 2006 List of elements for Automatic Day/Night Mirror Wiring Diagram for Chevrolet Cobalt LTZ 2006: 27 (center of rear shelf, near speaker left rear) g401 Acc volt Automatic day/night mirror element Body control module (bcm) (under center dash, below radio, on right side of center console) Compass ind Exterior lights system Gnd Hot w/ rap relay energized Ign Inside rearview mirror Interior lights system Keypad red led sig Keypad sig Keypad sply volt Logic Low ref Lp ctrl Magnetic field sensor Mirror sig Power distribution system S roof fuse 15a S300 Sens sig Sply volt Vehicle communication interface module (vcim) (under rear, self between speakers) W/ onstar W/o onstar Power Mirrors Wiring Diagram for Chevrolet Cobalt LTZ 2006 List of elements for Power Mirrors Wiring Diagram for Chevrolet Cobalt LTZ 2006: 17 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 Power Seats Wiring Diagram for Chevrolet Cobalt LTZ 2006 List of elements for Power Seats Wiring Diagram for Chevrolet Cobalt LTZ 2006: 28 (under driver's seat) Batt voltage Body control module (bcm) (under center dash, below radio, 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 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 compartment, next to left strut tower)
POWER TOP/SUNROOF Power Top/Sunroof Wiring Diagram for Chevrolet Cobalt LTZ 2006 List of elements for Power Top/Sunroof Wiring Diagram for Chevrolet Cobalt LTZ 2006: 17 + close + open Body control module (bcm) (under center dash, below radio, on right side of center console) Close G401 (center of rear shelf, near speaker left rear) Hot in acc or run Limit switch Mirrors system Off Open S roof fuse 20 15a S401 Sunroof motor (at left of sun visor, in headliner) Sunroof switch Vent Vent off W/ automatic day/night mirrors
POWER WINDOWS Power Windows Wiring Diagram, Coupe for Chevrolet Cobalt LTZ 2006 List of elements for Power Windows Wiring Diagram, Coupe for Chevrolet Cobalt LTZ 2006: 15 Body control module (bcm) (under center dash, below radio, 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 at all times Interior lights system Passenger window motor (in right front door) Pwr windows fuse 30a S200 Tan Power Windows Wiring Diagram, Sedan for Chevrolet Cobalt LTZ 2006 List of elements for Power Windows Wiring Diagram, Sedan for Chevrolet Cobalt LTZ 2006: 25 Body control module (bcm) (under center dash, below radio, 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 at all times Interior lights system Left rear switch Left rear window motor (in left rear door) Left rear window switch Lockout switch Pwr windows fuse 30a Right rear switch Right rear window motor (in right rear door) Right rear window switch S200 S335 (in body harness, approximately 2.55 cm (1 in) from g301) Tan
RADIO Radio Wiring Diagram, with Amplifier for Chevrolet Cobalt LTZ 2006 List of elements for Radio Wiring Diagram, with Amplifier for Chevrolet Cobalt LTZ 2006: 77 (behind inflatable restraint steering wheel module, in steering column) s203 (under rear, self between speakers) (if equipped) vehicle communication interface module (vcim) 10v ref A1 c4 A10 A11 A12 Amp fuse 6 20a Audio amplifier (under left side of dash) Audio common B10 B11 B12 B9 low speed gmlan serial data b8 Bare Battery Body control module (bcm) (under center dash, below radio, 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) G201 (left lower side of dash) Ground Hot at all times Inflatable restraint steering wheel module coil 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 lo lev audio sig Lf spkr out (+) Lf spkr out (-) Low reference Lr lo lev audio (-) Lr lo lev audio sig Lr spkr out (+) Lr spkr out (-) Nca Ohms Pnk R audio sig (+) Radio Radio antenna module Radio on sig Radio pm signal Rdo fuse 23 15a Rem radio cntrl sig Remote radio ctrl Rf lo lev audio (+) Rf lo lev audio (-) Rf lo lev audio sig 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 lo lev audio sig Rr spkr out (+) Rr spkr out (-) Rr sub spkr out (+) Satellite radio circuit Strg col rad cntrl Sub spkr out (+) Sub spkr out (-) Subwoofer speaker Tan Tan b Radio Wiring Diagram, without Amplifier for Chevrolet Cobalt LTZ 2006 List of elements for Radio Wiring Diagram, without Amplifier for Chevrolet Cobalt LTZ 2006: 50 (behind inflatable restraint steering wheel module, in steering column) s203 (under rear, self between speakers) (if equipped) vehicle communication interface module (vcim) 10v ref A10 A11 A12 Audio common B10 B11 B12 B9 low speed gmlan serial data b8 Bare Battery volt Body control module (bcm) (under center dash, below radio, on right side of center console) Cell telephone voice sig Cell voice low ref Cell voice sig Coax Computer data lines system D10 c4 Drain wire G201 (behind left side of dash, near steering column) Ground Hot at all times Inflatable restraint steering wheel module coil L audio sig (+) Left front door speaker Left rear speaker Left steering wheel controls Lf spkr out (+) Lf spkr out (-) Low reference Lr spkr out (+) Lr spkr out (-) Nca Ohms 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 (-) Satellite radio circuit Strg col rad cntrl Tan Satellite Radio Wiring Diagram for Chevrolet Cobalt LTZ 2006 List of elements for Satellite Radio Wiring Diagram for Chevrolet Cobalt LTZ 2006: 22 (under rear shelf trim pad, in center of rear shelf) digital radio receiver Ant sig Audio common Bare Battery volt Coax Computer data lines system Digital radio antenna (on rear center of roof) Drain wire G401 (center of rear shelf, near speaker left rear) Gm lan serial data Ground Hot at all times L audio sig (+) Low speed b9 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 LTZ 2006 List of elements for Shift Interlock Wiring Diagram for Chevrolet Cobalt LTZ 2006: 22 (under center dash, below radio, on right side of center console) (under driver's seat) A/t shift lock control solenoid (under center console, rear of shifter) Acc Accessory voltage B12 Body control module (bcm) Closes in park E1 c4 Exterior lights system G301 Hot at all times Ignition lock cylinder control solenoid (in steering column, part of ignition lock cylinder) Ignition switch Interior lights system Logic Off Run Start Stop lamp switch (under left side of dash, at top of brake pedal) Stop lp switch signal Stp lp fuse 10a
STARTING/CHARGING Charging Wiring Diagram for Chevrolet Cobalt LTZ 2006 List of elements for Charging Wiring Diagram for Chevrolet Cobalt LTZ 2006: 32 (2.0l: left side of engine compt, near coolant over flow container) (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, below radio, on right side of center console) Computer data lines system Current sensor sig G203 (behind right side of dash) G403 (in rear compt of vehicle, near battery current sensor) Gen f-term Gen l-term Generator Gmlan ecm 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 Starter Tan Starting Wiring Diagram for Chevrolet Cobalt LTZ 2006 List of elements for Starting Wiring Diagram for Chevrolet Cobalt LTZ 2006: 40 (2.2l/2.4l: left side of engine compt, in front of underhood fuse block) (2.0l: left side of engine compt, near coolant over flow container) 2.0l 2.4l 2.2l 5v ref A10 Acc B10 B12 (not used) Battery Body control module (bcm) (under center dash, below radio, on right side of center console) Charging circuit Clutch start switch (5 speed m/t) (under left side of dash, attached to clutch pedal bracket) 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) G403 (in rear compt of vehicle, 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) (left side of engine compt, 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 LTZ 2006 List of elements for Supplemental Restraints Wiring Diagram (1 of 2) for Chevrolet Cobalt LTZ 2006: 39 (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 LTZ 2006 List of elements for Supplemental Restraints Wiring Diagram (2 of 2) for Chevrolet Cobalt LTZ 2006: 38 (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 LTZ 2006 List of elements for A/T Wiring Diagram for Chevrolet Cobalt LTZ 2006: 57 1-2 shift solenoid (1-2 ss) valve 1-2 ss valve ctrl 2-3 shift solenoid (2-3 ss) valve 2-3 ss vlv ctrl Acc voltage Automatic transaxle fluid temp 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, below radio, on right side of center console) C100 Computer data lines system D4 c3 Drive E4 c5 Ecm/ tcm fuse 10a Ecm/ trans fuse 10a Engine controls system Exterior lights system G105 (on 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 Oss high sig Oss low sig Park/neutral position (pnp) switch (left side of engine compartment, on top of transmission) Pc sol hi ctrl Pc sol valv lo ctrl Pnk Pressure control (pc) solenoid valve Red Rev S103 Stop lmp sw sig Sw sig a Sw sig b Sw sig p Switch signal c 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 (in 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)
2.0L VIN P 2.0L VIN P, M/T Wiring Diagram for Chevrolet Cobalt LTZ 2006 List of elements for 2.0L VIN P, M/T Wiring Diagram for Chevrolet Cobalt LTZ 2006: 17 B(+) 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 Instrument panel cluster (ipc) Mil ctrl Powertrain control module (pcm) (left side of engine compartment, near coolant over flow container) Underhood fuse block (in engine compartment, next to left strut tower) Up-shift indicator Vehicle speed sensor (vss) (at rear of engine, on top of transmission) Vss high sig Vss low sig
2.2L VIN F 2.2L VIN F, M/T Wiring Diagram for Chevrolet Cobalt LTZ 2006 List of elements for 2.2L VIN F, M/T Wiring Diagram for Chevrolet Cobalt LTZ 2006: 21 2.2l 2.4l B(+) 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 (pcm) (left side of engine compartment, in front of underhood fuse block) Gmlan bus (+) Gmlan bus (-) Gmlan serial data Hot at all times Instrument panel cluster (ipc) Low spd gmlan serial data Tan Underhood fuse block (in engine compartment, next to left strut tower) Up-shift indicator Vehicle speed sensor (vss) (at rear of engine, on top of transmission) Vss high sig Vss low sig
2.4L VIN B 2.4L VIN B, M/T Wiring Diagram for Chevrolet Cobalt LTZ 2006 List of elements for 2.4L VIN B, M/T Wiring Diagram for Chevrolet Cobalt LTZ 2006: 21 2.2l 2.4l B(+) 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 (pcm) (left side of engine compartment, in front of underhood fuse block) Gmlan bus (+) Gmlan bus (-) Gmlan serial data Hot at all times Instrument panel cluster (ipc) Low spd gmlan serial data Tan Underhood fuse block (in engine compartment, next to left strut tower) Up-shift indicator Vehicle speed sensor (vss) (at rear of engine, on top of transmission) Vss high sig Vss low sig
TRUNK, TAILGATE, FUEL DOOR Trunk Release Wiring Diagram for Chevrolet Cobalt LTZ 2006 List of elements for Trunk Release Wiring Diagram for Chevrolet Cobalt LTZ 2006: 21 (center of rear shelf, near speaker left rear) g401 Ajar switch Ajar switch signal Bcm class 2 serial data Body control module (bcm) logic (under center dash, below radio, on right side of center console) Computer data lines system Driver information center (dic) G201 (behind left side of dash, near steering column) Hot at all times Instrument panel cluster (ipc) Ipc class 2 serial data Rear compartment lid release actuator 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 LTZ 2006 List of elements for Warning Systems Wiring Diagram for Chevrolet Cobalt LTZ 2006: 54 (center of rear shelf, near speaker left rear) g401 (in body harness, approximately 6.5 cm (2.5 in) from auxiliary power outlet console) s337 Acc Auto Battery Bcm 2 fuse 40a Body control module (bcm) (under center dash, below radio, on right side of center console) Chime Class 2 serial data Computer data lines system D12 Dr lck fuse 26 15a Driver seat belt switch (part of seat belt buckle, right side of driver's seat) E12 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 Ignition switch Inflatable restraint passenger air bag on/off indicator Inflatable restraint sensing & diagnostic module (sdm) (under center console, behind emergency brake) Instrument panel cluster (ipc) Int light fuse 27 10a Key-in switch Left front door ajar switch Left rear door ajar switch Left seat belt sw Lf door ajar sw Logic Low ref Low spd gmlan serial data Lr door ajar sw Off Off run/crank vtlg 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 front door ajar switch Right rear door ajar switch Right seat belt sw Rr door ajar sw Run S352 Seat belt ind Splice pack sp200 (in lower left of dash, below hood latch) 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 LTZ 2006 List of elements for Wiper/Washer Wiring Diagram for Chevrolet Cobalt LTZ 2006: 30 B2 c2 Body control module (bcm) (under center dash, below radio, on right side of center console) C12 c3 F2 c3 G101 (in 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 (located on lower left side of windshield washer reservoir) Windshield washer pump control Windshield wiper motor assembly (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
