ENGINE PERFORMANCE – Chevrolet Impala LS 2011 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.5L VIN K

3.5L VIN K, Engine Performance Wiring Diagram (1 of 3) for Chevrolet Impala LS 2011

List of elements for 3.5L VIN K, Engine Performance Wiring Diagram (1 of 3) for Chevrolet Impala LS 2011:

• (floor, right of front passenger's seat) g302
• (in exhaust system, downstream of catalytic converter) heated oxygen sensor (ho2s) 2
• (near throttle body) secondary air injection (air) pump relay
• (near throttle body) secondary air injection (air) pump solenoid relay
• 5v ref 2
• A/c refrigerant pressure sensor (under air cleaner)
• Acc wak ser data
• Accelerator pedal position (app) sensor (left side of dash)
• Air conditioning system
• Air pump fuse 60a
• Air sol fuse 15a
• App sens 2 sig
• App sensor 1 sig
• Battery+ voltage
• Cmprsr rly ctrl
• Computer data lines system
• Cooling fan rly crtl
• Cooling fans system
• Ecm ign fuse 10a
• Ecm/ tcm fuse 15a
• Engine control module (ecm) (inside air cleaner assembly)
• Evaporative emissions (evap) canister purge solenoid valve (front of throttle body)
• Fuel lvl sens sig
• Fuel pump & sender assembly (top of fuel tank)
• Fuel pump rly ctrl
• Fuel tank pressure (ftp) sensor (fuel pump/ sender assembly)
• Glan
• Hi spd gmlan +
• Hi spd gmlan -
• Ho2s hi sig sens 2
• Ho2s low sig sens 2
• Ho2s lw ctrl sens 2
• Hot at all times
• Hot w/ ign main pcb relay energized
• Ign
• Ign 1 volt
• Instrument panel cluster (ipc)
• Logic
• Low engine oil
• Low ref
• Maf sig
• Malfunction ind
• Mil crtl
• Nca
• Pnk
• Power distribution system
• Press sens sig
• Pressure ind
• Pwr/trn rly ctrl
• Starter rly coil ctrl
• Starting/charging system
• Tan
• Tan a
• Underhood fuse block (right side of engine compt)
• X101
• X111
• X200
• X405

3.5L VIN K, Engine Performance Wiring Diagram (2 of 3) for Chevrolet Impala LS 2011

List of elements for 3.5L VIN K, Engine Performance Wiring Diagram (2 of 3) for Chevrolet Impala LS 2011:

• (lower left rear of engine) secondary air injection (air) pump
• 5v ref 1
• Ap rly crtl
• Cnstr fuse 10a
• Emissions fuse 15a
• Engine control module (ecm) (inside air cleaner assembly)
• Engine oil pressure (eop) sensor (left side of engine)
• Etc/ ecm fuse 15a
• Evaporative emission (evap) canister vent solenoid (behind left rear wheelwell)
• Exterior lights system
• Fuel/ pump fuse 15a
• Fuel/ pump relay
• G111 (above starter motor)
• G115 (on transmission case, below brake booster)
• Hot at all times
• I/p fuse block (right kick panel)
• Iat sens sig
• Ign 1 volt
• Inj 1 fuse 20a
• Inj 2 fuse 20a
• J101
• Manifold absolute pressure (map) sensor (behind throttle body)
• Mass air flow (maf)/intake air temperature (iat) sensor (in air cleaner duct)
• Park/neutral sig
• Pnk
• Pwr/trn relay
• Secondary air injection (air) solenoid (near ignition control module)
• Stop lmp sw sig
• Tan
• Transmissions system
• Underhood fuse block (right side of engine compt)
• Vent sol crtl
• X102
• X200

3.5L VIN K, Engine Performance Wiring Diagram (3 of 3) for Chevrolet Impala LS 2011

List of elements for 3.5L VIN K, Engine Performance Wiring Diagram (3 of 3) for Chevrolet Impala LS 2011:

• (front of engine) camshaft position actuator solenoid
• (left side of automatic transaxle) g113
• (right front of engine) camshaft position (cmp) sensor
• (top of engine) fuel injectors
• 5 volt ref 2
• 5v ref 1
• Air sol crtl
• Air valve sol
• Canister purge sol
• Ckp sens sig
• Cmp sens sig
• Crankshaft position (ckp) sensor (right rear of engine)
• Ect sens sig
• Engine control module (ecm) (inside air cleaner assembly)
• Engine coolant temperature (ect) sensor (front of left cylinder head)
• G111 (above starter motor)
• Gen duty cycle
• Gen on sig
• Gnd
• Heated oxygen sensor (ho2s) 1 (right exhaust manifold)
• Ho2s crtl sens 1
• Ho2s hi sig sens 1
• Ho2s low sens 1
• Ic 1 ctrl
• Ic 2 ctrl
• Ic 3 ctrl
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition control module (icm) (top center rear of engine)
• Inj 1 ctrl
• Inj 2 ctrl
• Inj 3 ctrl
• Inj 4 ctrl
• Inj 5 ctrl
• Inj 6 ctrl
• J109
• Knock sensor (ks) (left side of engine)
• Knock sensor (ks) (right side of engine)
• Ks 1 sig
• Ks 2 sig
• Logic
• Low ref
• Map sens sig
• Nca
• Oil press sens sig
• Pnk
• Red
• Sol hi ctrl
• Starting/charging system
• Tac mtr ctrl 1
• Tac mtr ctrl 2
• Tan
• Tan c
• Throttle body (top of engine)
• Tp sens 1 sig
• Tp sens 2 sig
• Volt ign
• X102

3.9L VIN M

3.9L VIN M, Engine Performance Wiring Diagram (1 of 3) for Chevrolet Impala LS 2011

List of elements for 3.9L VIN M, Engine Performance Wiring Diagram (1 of 3) for Chevrolet Impala LS 2011:

• (floor, right of front passenger's seat) g302
• (front of throttle body) evaporative emissions (evap) canister purge solenoid valve
• (in exhaust system, downstream of catalytic converter) heated oxygen sensor (ho2s) 2
• 5v ref 2
• A/c refrigerant pressure sensor (under air cleaner)
• Acc wak ser data
• Accelerator pedal position (app) sensor (left side of dash)
• Air conditioning system
• App sens 2
• App sensor 1 sig
• Battery+ voltage
• Cmprsr rly ctrl
• Computer data lines system
• Cooling fan rly crtl
• Cooling fans system
• Ecm ign fuse 10a
• Ecm/ tcm fuse 15a
• Engine control module (ecm) (inside air cleaner assembly)
• Fuel lvl sens sig
• Fuel pump & sender assembly (top of fuel tank)
• Fuel pump rly ctrl
• Fuel tank pressure (ftp) sensor (fuel pump/ sender assembly)
• Glan
• Hi spd gmlan +
• Hi spd gmlan -
• Ho2s hi sig sens 2
• Ho2s low sig sen 2
• Ho2s lw ctrl sens 2
• Hot at all times
• Hot w/ ign main pcb relay energized
• Ign
• Ign 1 volt
• Instrument panel cluster (ipc)
• Logic
• Low ref
• Low ref 2
• Maf sig
• Malfunction ind
• Mil crtl
• Nca
• Pnk
• Power distribution system
• Press sens sig
• Pressure ind low engine oil
• Pwr/trn rly ctrl
• Starter rly coil ctrl
• Starting/charging system
• Tan
• Tan a
• Underhood fuse block (right side of engine compt)
• X101
• X111
• X200
• X405

3.9L VIN M, Engine Performance Wiring Diagram (2 of 3) for Chevrolet Impala LS 2011

List of elements for 3.9L VIN M, Engine Performance Wiring Diagram (2 of 3) for Chevrolet Impala LS 2011:

• 5v ref 1
• Cnstr fuse 10a
• Emissions fuse 15a
• Engine control module (ecm) (inside air cleaner assembly)
• Engine oil pressure (eop) sensor (left side of engine)
• Etc/ ecm fuse 15a
• Evaporative emission (evap) canister vent solenoid valve (behind left rear wheelwell)
• Exterior lights system
• Fuel/ pump fuse 15a
• Fuel/ pump relay
• G111 (above starter motor)
• Hot at all times
• I/p fuse block (right kick panel)
• Iat sens sig
• Ign 1 volt
• Inj 1 fuse 20a
• Inj 2 fuse 20a
• J101
• Manifold absolute pressure (map) sensor (behind throttle body)
• Mass air flow (maf)/intake air temperature (iat) sensor (in air cleaner duct)
• Park/neutral sig
• Pnk
• Pwr/trn relay
• Stop lamp sw sig
• Tan
• Transmissions system
• Underhood fuse block (right side of engine compt)
• Vent sol crtl
• X102
• X200

3.9L VIN M, Engine Performance Wiring Diagram (3 of 3) for Chevrolet Impala LS 2011

List of elements for 3.9L VIN M, Engine Performance Wiring Diagram (3 of 3) for Chevrolet Impala LS 2011:

• (front of engine) camshaft position actuator solenoid
• (left side of automatic transaxle) g113
• (right front of engine) camshaft position (cmp) sensor
• (top of engine) fuel injectors
• 5 volt ref 2
• 5v ref 1
• Canister purge sol
• Ckp sens sig
• Cmp sens sig
• Crankshaft position (ckp) sensor (right rear of engine)
• Ctrl ic 2
• Ect sens sig
• Engine control module (ecm) (inside air cleaner assembly)
• Engine coolant temperature (ect) sensor (front of left cylinder head)
• G111 (above starter motor)
• Gen duty cycle
• Gen on sig
• Gnd
• Heated oxygen sensor (ho2s) 1 (right exhaust manifold)
• Ho2s crtl sens 1
• Ho2s hi sig sens 1
• Ho2s low sig
• Ic 1 ctrl
• Ic 2 ctrl
• Ic 3 ctrl
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition control module (icm) (top center rear of engine)
• Inj 1 ctrl
• Inj 2 ctrl
• Inj 3 ctrl
• Inj 4 ctrl
• Inj 5 ctrl
• Inj 6 ctrl
• J109
• Knock sensor (ks) (left side of engine)
• Knock sensor (ks) (right side of engine)
• Ks 1 sig
• Ks 2 sig
• Logic
• Low ref
• Map sens sig
• Nca
• Oil press sens sig
• Pnk
• Red
• Ref low
• Sol hi ctrl
• Starting/charging system
• Tac mtr ctrl 1
• Tac mtr ctrl 2
• Tan
• Tan c
• Throttle body (top of engine)
• Tp sens 1 sig
• Tp sens 2 sig
• Volt ign
• X102