ENGINE PERFORMANCE – Chevrolet HHR LS 2011 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.2L VIN W

2.2L VIN W, Engine Performance Wiring Diagram (1 of 4) for Chevrolet HHR LS 2011

List of elements for 2.2L VIN W, Engine Performance Wiring Diagram (1 of 4) for Chevrolet HHR LS 2011:

• (under right tail/stop & turn signal light) g402
• 5-volt ref
• A10
• A11
• Acc
• Acc volt
• Acc voltage
• Accelerator pedal position (app) sensor (on accelerator pedal bracket)
• Air conditioning system
• App sens 1 sig
• App sens 2 sig
• App sensor 1
• App sensor 2
• Batt positive volt
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Clutch pedal position (cpp) sensor (m/t)
• Clutch pos sens rtn
• Clutch rly ctrl
• Computer data lines system
• Cooling fan rly ctrl
• Cooling fans system
• Ecm trans fuse 43 15a
• Ecm/tcm fuse 25 10a
• Enable rly ctrl
• Engine control module (ecm) (left side of engine compt, in front of underhood fuse block)
• Engine oil ind
• Fuel level sensor
• Fuel lvl sens sig
• Fuel pump
• Fuel pump & sender assembly (inside fuel tank)
• Fuel pump rly ctrl
• Fuel tank pressure (ftp) sensor (on top of fuel tank)
• G109 (on left front shock tower)
• Ground
• Hot at all times
• Ign 1 volt
• Ignition switch
• Instrument panel cluster (ipc)
• J101
• J206 (a/t)
• Lo spd gmlan serial data
• Logic
• Low ref
• Maf sens sig
• Mal- function ind
• Mil ctrl
• Off
• Power distribution system
• Powertrain rly ctrl
• Press sens sig
• Rly coil ctrl
• Run
• Run/ crank relay 51
• Serial data (+)
• Serial data (-) clutch position sens sply
• Start
• Starting/charging system
• Tan
• Transmissions system
• Underhood fuse block (in engine compartment, next to left strut tower)
• Up shift ind
• Vehicle speed sensor (vss) (m/t) (at rear of engine, on top of transmission)
• Vss signal high
• Vss signal low
• X105
• X203
• X401

2.2L VIN W, Engine Performance Wiring Diagram (2 of 4) for Chevrolet HHR LS 2011

List of elements for 2.2L VIN W, Engine Performance Wiring Diagram (2 of 4) for Chevrolet HHR LS 2011:

• (left rear of engine) intake camshaft position (cmp) sensor
• (not used)
• (top rear of engine) evaporative emission (evap) canister purge solenoid valve
• 5-volt ref
• A/c refrigerant pressure sensor (on a/c line, near compressor)
• A11
• C12
• Cnstr vent fuse 64 10a
• Ecm fuse 41 20a
• 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)
• Exh fuse 33 10a
• Exterior lights system
• F12
• Fuel pump fuse 13 15a
• Fuel pump relay 19
• G107 (on front left corner of transmission)
• G109 (on left front shock tower)
• Hot at all times
• Iat sens sig
• Ign 1 volt
• Inj ign mdl fuse 45 10a
• J101
• J103
• Manifold absolute pressure (map) sensor (top of intake manifold)
• Mass air flow (maf)/intake air temperature (iat) sensor (right front of engine compt, attached to air cleaner outlet)
• Pnk
• Pwr/trn relay 26
• Sens sig clutch position
• Start sig
• Starting/ charging system
• Stop lp sply volt
• Tan
• Underhood fuse block (in engine compartment, next to left strut tower)
• X105
• X160
• X401

2.2L VIN W, Engine Performance Wiring Diagram (3 of 4) for Chevrolet HHR LS 2011

List of elements for 2.2L VIN W, Engine Performance Wiring Diagram (3 of 4) for Chevrolet HHR LS 2011:

• (above cylinders) fuel injectors
• (above cylinders) ignition coils
• (in engine harness, near top of engine, approximately 13 cm from breakout to ignition coil 1 breakout)
• Crankshaft position (ckp) sensor (lower left rear of engine block)
• D x160
• Engine coolant temperature (ect) sensor (right side of engine, near rear of exhaust manifold)
• Exhaust camshaft position (cmp) actuator solenoid (top front of engine)
• G108 (right rear of engine block)
• Intake camshaft position (cmp) actuator solenoid (top front of engine)
• J104 (in fuel injector harness on top of engine)
• J105
• J106
• Knock sensor (ks) (lower left rear of engine block)
• Nca
• Plug spark
• Pnk
• Spark plug
• Tan
• X160

2.2L VIN W, Engine Performance Wiring Diagram (4 of 4) for Chevrolet HHR LS 2011

List of elements for 2.2L VIN W, Engine Performance Wiring Diagram (4 of 4) for Chevrolet HHR LS 2011:

• (right rear of engine) exhaust camshaft position (cmp) sensor
• 5 volt ref
• 5-volt ref
• 5-volt ref 2
• Ckp sens 1 sig
• Cmp exhaust sens
• Cmp intake sens
• Ect sens sig
• Engine control module (ecm) (left side of engine compt, in front of
• Engine oil pressure (eop) switch (lower left rear of engine block)
• Evap canister purge sol ctrl
• Exhaust cam sol ctrl
• Exhaust cam sol rtn
• Exhaust sens low ref
• Exhaust sens ref volt
• Fuel inj 1 ctrl
• Fuel inj 2 ctrl
• Fuel inj 3 ctrl
• Fuel inj 4 ctrl
• G107 (on front left corner of transmission)
• Gen field duty cycle sig
• Generator turn on sig
• Heated oxygen sensor (ho2s) 1 (right side of engine, in exhaust manifold)
• Heated oxygen sensor (ho2s) 2 (downstream of catalytic converter)
• Ho2s heater lo ctrl
• Ho2s hi sig
• Ho2s lo ref
• Ho2s ref volt
• Ic 1 ctrl
• Ic 2 ctrl
• Ic 3 ctrl
• Ic 4 ctrl
• Intake cam sol ctrl
• Intake cam sol rtn
• Intake sens low ref
• Intake sens ref volt
• J103
• Knock sens sig
• Knock sens sig rtn
• Low ref
• Map sens sig
• Nca
• Oil press sw sig
• Sig gnd
• Starting/ charging system
• Starting/charging system
• Tac mtr ctrl 1
• Tac mtr ctrl 2
• Tan
• Throttle body
• Tp sens 1 sig
• Tp sens 2 sig
• Tps1
• Tps2
• Underhood fuse block)

2.4L VIN U

2.4L VIN U, Engine Performance Wiring Diagram (1 of 4) for Chevrolet HHR LS 2011

List of elements for 2.4L VIN U, Engine Performance Wiring Diagram (1 of 4) for Chevrolet HHR LS 2011:

• (under right tail/stop & turn signal light) g402
• 5-volt ref
• A10
• A11
• Acc
• Acc volt
• Acc voltage
• Accelerator pedal position (app) sensor (on accelerator pedal bracket)
• Air conditioning system
• App sens 1 sig
• App sens 2 sig
• App sensor 1
• App sensor 2
• Batt positive volt
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Clutch pedal position (cpp) sensor (m/t)
• Clutch pos sens rtn
• Clutch rly ctrl
• Computer data lines system
• Cooling fan rly ctrl
• Cooling fans system
• Ecm trans fuse 43 15a
• Ecm/tcm fuse 25 10a
• Enable rly ctrl
• Engine control module (ecm) (left side of engine compt, in front of underhood fuse block)
• Engine oil ind
• Fuel level sensor
• Fuel lvl sens sig
• Fuel pump
• Fuel pump & sender assembly (inside fuel tank)
• Fuel pump rly ctrl
• Fuel tank pressure (ftp) sensor (on top of fuel tank)
• G109 (on left front shock tower)
• Ground
• Hot at all times
• Ign 1 volt
• Ignition switch
• Instrument panel cluster (ipc)
• J101
• J206 (a/t)
• Lo spd gmlan serial data
• Logic
• Low ref
• Maf sens sig
• Mal- function ind
• Mil ctrl
• Off
• Power distribution system
• Powertrain rly ctrl
• Press sens sig
• Rly coil ctrl
• Run
• Run/ crank relay 51
• Serial data (+)
• Serial data (-) clutch position sens sply
• Start
• Starting/charging system
• Tan
• Transmissions system
• Underhood fuse block (in engine compartment, next to left strut tower)
• Up shift ind
• Vehicle speed sensor (vss) (m/t) (at rear of engine, on top of transmission)
• Vss signal high
• Vss signal low
• X105
• X203
• X401

2.4L VIN U, Engine Performance Wiring Diagram (2 of 4) for Chevrolet HHR LS 2011

List of elements for 2.4L VIN U, Engine Performance Wiring Diagram (2 of 4) for Chevrolet HHR LS 2011:

• (left rear of engine) intake camshaft position (cmp) sensor
• (not used)
• (top rear of engine) evaporative emission (evap) canister purge solenoid valve
• 5-volt ref
• A/c refrigerant pressure sensor (on a/c line, near compressor)
• A11
• C12
• Cnstr vent fuse 64 10a
• Ecm fuse 41 20a
• 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)
• Exh fuse 33 10a
• Exterior lights system
• F12
• Fuel pump fuse 13 15a
• Fuel pump relay 19
• G107 (on front left corner of transmission)
• G109 (on left front shock tower)
• Hot at all times
• Iat sens sig
• Ign 1 volt
• Inj ign mdl fuse 45 10a
• J101
• J103
• Manifold absolute pressure (map) sensor (top of intake manifold)
• Mass air flow (maf)/intake air temperature (iat) sensor (right front of engine compt, attached to air cleaner outlet)
• Pnk
• Pwr/trn relay 26
• Sens sig clutch position
• Start sig
• Starting/ charging system
• Stop lp sply volt
• Tan
• Underhood fuse block (in engine compartment, next to left strut tower)
• X105
• X160
• X401

2.4L VIN U, Engine Performance Wiring Diagram (3 of 4) for Chevrolet HHR LS 2011

List of elements for 2.4L VIN U, Engine Performance Wiring Diagram (3 of 4) for Chevrolet HHR LS 2011:

• (above cylinders) fuel injectors
• (above cylinders) ignition coils
• (in engine harness, near top of engine, approximately 13 cm from breakout to ignition coil 1 breakout)
• Crankshaft position (ckp) sensor (lower left rear of engine block)
• D x160
• Engine coolant temperature (ect) sensor (right side of engine, near rear of exhaust manifold)
• Exhaust camshaft position (cmp) actuator solenoid (top front of engine)
• G108 (right rear of engine block)
• Intake camshaft position (cmp) actuator solenoid (top front of engine)
• J104 (in fuel injector harness on top of engine)
• J105
• J106
• Knock sensor (ks) (lower left rear of engine block)
• Nca
• Plug spark
• Pnk
• Spark plug
• Tan
• X160

2.4L VIN U, Engine Performance Wiring Diagram (4 of 4) for Chevrolet HHR LS 2011

List of elements for 2.4L VIN U, Engine Performance Wiring Diagram (4 of 4) for Chevrolet HHR LS 2011:

• (right rear of engine) exhaust camshaft position (cmp) sensor
• 5 volt ref
• 5-volt ref
• 5-volt ref 2
• Ckp sens 1 sig
• Cmp exhaust sens
• Cmp intake sens
• Ect sens sig
• Engine control module (ecm) (left side of engine compt, in front of
• Engine oil pressure (eop) switch (lower left rear of engine block)
• Evap canister purge sol ctrl
• Exhaust cam sol ctrl
• Exhaust cam sol rtn
• Exhaust sens low ref
• Exhaust sens ref volt
• Fuel inj 1 ctrl
• Fuel inj 2 ctrl
• Fuel inj 3 ctrl
• Fuel inj 4 ctrl
• G107 (on front left corner of transmission)
• Gen field duty cycle sig
• Generator turn on sig
• Heated oxygen sensor (ho2s) 1 (right side of engine, in exhaust manifold)
• Heated oxygen sensor (ho2s) 2 (downstream of catalytic converter)
• Ho2s heater lo ctrl
• Ho2s hi sig
• Ho2s lo ref
• Ho2s ref volt
• Ic 1 ctrl
• Ic 2 ctrl
• Ic 3 ctrl
• Ic 4 ctrl
• Intake cam sol ctrl
• Intake cam sol rtn
• Intake sens low ref
• Intake sens ref volt
• J103
• Knock sens sig
• Knock sens sig rtn
• Low ref
• Map sens sig
• Nca
• Oil press sw sig
• Sig gnd
• Starting/ charging system
• Starting/charging system
• Tac mtr ctrl 1
• Tac mtr ctrl 2
• Tan
• Throttle body
• Tp sens 1 sig
• Tp sens 2 sig
• Tps1
• Tps2
• Underhood fuse block)