ENGINE PERFORMANCE – Chevrolet Cobalt 2005 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.0L VIN P

2.0L VIN P, Engine Performance Wiring Diagram (1 of 4) for Chevrolet Cobalt 2005

List of elements for 2.0L VIN P, Engine Performance Wiring Diagram (1 of 4) for Chevrolet Cobalt 2005:

• (under center of dash, below radio)
• (under rear of vehicle, behind fuel tank)
• +5v
• +5v ref
• A/c refrigerant pressure sensor (on a/c line near compressor)
• A/c system
• Acc
• Acc volt
• Accy
• App sens 1 sig
• App sens 2 sig
• Battery
• Body control module (bcm)
• Class 2 data
• Clu rly ctrl
• Clutch pedal position (cpp) switch (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
• F pmp rly ctrl
• Fan rly ctrl
• Fuel pres sig
• Fuel tank pressure (ftp) sensor (top of fuel tank)
• G101 (behind left front headlamp)
• 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) (at left side of engine compartment)
• Pwrtrn rly ctrl
• Red/pnk
• Refrig pres sig
• Rly coil ctrl
• Rly ctrl
• Run
• Run/ crank relay
• Sens sig pri
• Start
• Starting circuit
• Starting system
• Stop lp sig
• Tan
• Tcc brk sw
• Underhood fuse block (next to left strut tower)

2.0L VIN P, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Cobalt 2005

List of elements for 2.0L VIN P, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Cobalt 2005:

• (near accelerator pedal bracket) accelerator pedal position sensor
• (top front of engine)
• (top front of engine) s141
• After cool fuse 15a
• After cool relay
• Ecm/ pcm fuse 15a
• Emission fuse 10a
• Evaporative emission (evap) canister purge solenoid (top of engine)
• Fuel injectors
• G105 (lower left front of engine)
• Hot at all times
• Hot in run or start
• 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 ign mod fuse 10a
• Logic
• Manifold absolute pressure (map) sensor (on top front of engine)
• Nca
• Pnk
• Powertrain relay
• S100
• S103
• S140 (top front of engine)
• Spark plug
• Supercharger intercooler coolant pump
• Tan
• Underhood fuse block (next to left strut tower)

2.0L VIN P, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Cobalt 2005

List of elements for 2.0L VIN P, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Cobalt 2005:

• (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)
• (top of engine)
• (top of transmission) vehicle speed sensor (vss)
• +5v
• Baro sig
• Barometric pressure sensor (top left side of engine)
• Body control module (bcm) (under center of dash)
• Boost gage sig
• Can vent fuse 10a
• Distribution system
• Ecm/ tcm fuse 10a
• Engine oil pressure switch (lower left side of engine)
• Evap sol ctrl
• Fuel pump
• Fuel pump & sender assembly (inside fuel tank)
• Fuel pump fuse 15a
• Fuel pump relay
• Fuel sender
• G101 (behind left front headlamp)
• G105 (lower left front of engine)
• G402 (center of rear shelf)
• Hot at all times
• Hot in acc or run
• I/p ignition fuse 10a
• Iat
• 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
• Power distribution system
• Powertrain control module (pcm) (left side of engine compt)
• Stop fuse 10a
• Stop lamp switch (top of brake pedal)
• Stop lamp/ tcc switch (top center of dash)
• Supercharger boost control solenoid
• Tan
• Underhood fuse block (next to left strut tower)
• Vss hi
• Vss low
• Wiper fuse 10a

2.0L VIN P, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Cobalt 2005

List of elements for 2.0L VIN P, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Cobalt 2005:

• (at rear of engine compt, in exhaust manifold) heated oxygen sensor 1
• (in exhaust near catalytic converter) heated oxygen sensor 2
• (lower left side of dash) g201
• (on upper intake manifold) throttle actuator control (tac) module
• (top right side of engine) camshaft position (cmp) sensor
• +5v
• A tan
• Boost
• Charging circuit
• Ckp 1 sig
• Cmp sig
• Crankshaft position (ckp)
• Ect sig
• Engine coolant temperature (ect) sensor (left rear side of engine, near exhaust manifold)
• G105 (lower left front of engine)
• 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 (lower center of engine block)
• Ks sig
• Logic
• Low ref
• Maf sig
• Map sig
• Nca
• Pnk
• Powertrain control module (pcm) (at left side of engine compt)
• Red
• Scip sig
• Sensor (left side of engine block)
• Sol ctrl
• Supercharger boost gage
• Supercharger inlet pressure sensor (top front of engine)
• 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 2005

List of elements for 2.2L VIN F, Engine Performance Wiring Diagram (1 of 4) for Chevrolet Cobalt 2005:

• (under center of dash, below radio)
• (under rear of vehicle, behind fuel tank)
• 5v ref
• 5v ref (1)
• 5v ref (2)
• Acc
• Acc volt
• Acc voltage
• Air conditioning system
• App low ref (1)
• App low ref (2)
• App sig (1)
• App sig (2)
• B(+)
• Battery
• Body control module (bcm)
• Cltch strt sw sig
• Clutch pedal position (cpp) switch (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 compt)
• Evaporative emission (evap) canister vent solenoid
• Exterior lights system
• Fan rly ctrl
• Fuel lvl sens sig
• Fuel tank pressure (ftp) sensor (top of fuel tank)
• Fuel tnk press sig
• G101 (behind left front headlamp)
• Hot at all times
• Ign sw fuse 2a
• Ignition switch
• Ind ctrl
• Instrument panel cluster (ipc)
• Logic
• Main rly ctrl
• Malfunc- tion indicator lamp
• Off
• Power distribution system
• Press sens low ref
• Prim rly ctrl
• Red/pnk
• Relay coil ctrl
• Run
• Run/ crank relay
• Run/crank
• Start
• Starter rly ctrl
• Starting circuit
• Stop lmp sply
• Tan
• Tcc brk sw sig
• Underhood fuse block (next to left strut tower)
• Vent sol ctrl

2.2L VIN F, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Cobalt 2005

List of elements for 2.2L VIN F, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Cobalt 2005:

• (near accelerator pedal bracket) accelerator pedal position (app) sensor
• 1-4 coil ctrl
• 2-3 coil ctrl
• Cmp sig
• Csi pickup
• Ecm/ pcm fuse 15a
• Emission fuse 10a
• Evaporative emission (evap) canister purge solenoid (top of engine)
• Fuel injectors
• Fused ctrl
• G105 (lower left front of engine)
• Gnd
• Hot in run or start
• Ign coil voltage
• Ignition coil
• Ignition control module (icm) (top of engine, next to oil fill cap)
• Injectors ign mod fuse 10a
• Interconnect
• Manifold absolute pressure (map) sensor (on top front of engine)
• Pnk
• Powertrain relay
• S103 top front of engine)
• Tan
• Timing ctrl (1)
• Timing ctrl (2)
• Underhood fuse block (next to left strut tower)

2.2L VIN F, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Cobalt 2005

List of elements for 2.2L VIN F, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Cobalt 2005:

• Body control module (bcm) (under center of dash)
• Distribution system
• Ecm/ tcm fuse 10a
• Exterior lights system
• Fuel pump
• Fuel pump & sender assembly (inside fuel tank)
• Fuel pump fuse 15a
• Fuel pump relay
• Fuel sender
• G101 (behind left front headlamp)
• G105 (lower left front of engine)
• G402 (center of rear shelf)
• Hot at all times
• Hot in acc or run
• I/p ignition fuse 10a
• Iat
• Maf
• Mass air flow (maf)/inlet air temperature (iat) sensor (on air cleaner outlet)
• Nca
• Pnk
• Power
• Power distribution system
• Red
• Stop fuse 10a
• Stop lamp switch (top of brake pedal)
• Stop lamp/ tcc switch (top center of dash)
• Tan
• Underhood fuse block (next to left strut tower)
• Wiper fuse 10a

2.2L VIN F, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Cobalt 2005

List of elements for 2.2L VIN F, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Cobalt 2005:

• (at rear of engine compt, in exhaust manifold) heated oxygen sensor 1
• (in exhaust near catalytic converter) heated oxygen sensor 2
• (on upper intake manifold) throttle actuator control (tac) module
• (top of transmission) vehicle speed sensor (vss)
• 5v ref
• A/c refrigerant pressure sensor (on a/c line near compressor)
• Charging circuit
• Ckp low ref
• Ckp sens sig
• Cmp sens sig
• Computer data lines system
• Cooling fans system
• Crankshaft position (ckp)
• Duty cycle sig
• Ect sens sig
• Engine control module (ecm) (left side of engine compt)
• Engine coolant temperature (ect) sensor (on top of engine)
• Engine oil pressure switch (lower left side of engine)
• Fan rly ctrl
• G105 (lower left front of engine)
• High sig
• High signal
• Htr low ctrl
• Iat sens low ref
• Iat sens sig
• Inj ctrl (1)
• Inj ctrl (2)
• Inj ctrl (3)
• Inj ctrl (4)
• Knock sensor (lower center of engine block)
• Ks low ref (1)
• Ks sig (1)
• Low ctrl
• Low ref
• Low sig
• Maf sens sig
• Map sens low ref
• Map sens sig
• Mn rly fused ctrl
• Nca
• Pnk
• Press sens sig
• Purge sol ctrl
• Sens low ref
• Sensor (above starter motor)
• Serial data (+)
• Serial data (-)
• Sig gnd
• Sw sig
• Tac close
• Tac open
• Tan
• Timing ctrl (1)
• Timing ctrl (2)
• Tps low ref
• Tps sig (1)
• Tps sig (2)
• Turn on sig
• Vss low ref
• Vss sig