ENGINE PERFORMANCE – Chevrolet Impala Limited LTZ 2014 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.6L VIN 3

3.6L VIN 3, Engine Performance Wiring Diagram (1 of 5) for Chevrolet Impala Limited LTZ 2014

List of elements for 3.6L VIN 3, Engine Performance Wiring Diagram (1 of 5) for Chevrolet Impala Limited LTZ 2014:

• (on a/c line under air cleaner) a/c refrigerant pressure sensor
• (top of accelerator pedal assembly) accelerator pedal position sensor
• 5v 1 ref
• 5v 2
• 5v 2 ref
• 5v 3 ref
• 5v 4 ref
• A/c compressor clutch rly ctrl
• A/c refrigerant press sens sig
• Air conditioning system
• Air sens sig
• App sens 1 sig
• App sens 2 sig
• Batt pos vol
• Block (right
• Bpp sig
• Brake pedal position (bpp) sensor (top of brake pedal assembly)
• Brake pedal sw sig
• Canister vent solenoid valve (behind left rear wheelwell)
• Cnstr fuse 10a
• Computer data lines system
• Cooling fan rly ctrl
• Cooling fans system
• Ecm ign fuse 10a
• Engine control module (ecm) (inside air cleaner assembly)
• Evap canister vent sol ctrl
• Evaporative emission
• Exterior
• Exterior lights system
• F 3f
• Fuel composition sens sig
• Fuel level sens sig
• Fuel level sensor
• Fuel pump
• Fuel pump & sensor assembly (top of fuel tank)
• Fuel pump rly ctrl
• Fuel tank pressure sensor (fuel pump/ sender assembly)
• Fuel tank pressure sensor sig
• Fuse
• G 3g
• Gmlan serial data bus +
• Gmlan serial data bus -
• Hot at all times
• Hot w/ ign main relay energized
• I/p
• Ign vol
• Kick
• Lights system
• Low ref
• Low spd cooling fan rly ctrl
• Mil ctrl
• Nca
• Panel)
• Pnk
• Powertrain rly ctrl
• Sens low ref
• Starter rly ctrl
• Starting/charging system
• Tan
• Throttle pos sens sig
• Underhood fuse block (right side of engine compt)
• Wake-up sig
• X101
• X111
• X115
• X200
• X203
• X405

3.6L VIN 3, Engine Performance Wiring Diagram (2 of 5) for Chevrolet Impala Limited LTZ 2014

List of elements for 3.6L VIN 3, Engine Performance Wiring Diagram (2 of 5) for Chevrolet Impala Limited LTZ 2014:

• (i/p harne- ss, near steer- ing column)
• 5v ref
• Air pump fuse 60a
• Air sol fuse 15a
• B12
• Batt pos vol
• Comm enable
• Computer data lines system
• Drain wire
• Driver information center display
• Ecm fuse 15a
• Ecm/tcm fuse 15a
• Emissions fuse 15a
• Engine coolant temperature sensor (left rear of left cylinder head)
• Engine oil ind
• Fscm fuse 15a
• Fuel gauge
• Fuel pressure sensor
• Fuel pump
• Fuel pump flow control module (right rear of luggage compt)
• G115 (front of left cylinder bank)
• G302 (floor, right of front passeng- er's seat)
• Gnd
• Hot at all times
• Hot w/ ignition 1 relay energized
• Ign
• Ign 1 fuse 15a
• Ign 2 fuse 15a
• Ign vol
• Instrument panel cluster
• Intake bank 2 camshaft position (cmp) actuator solenoid valve (front of left cylinder bank)
• J423
• Jx206
• Logic
• Low ref
• Mil ind
• Mtr low ref
• Nca
• Pnk
• Press sens sig
• Pump rly ctrl
• Pump supy vol
• Pwr/trn relay
• Secondary air injection (air) pump (lower left rear of engine)
• Secondary air injection (air) pump relay (near mass air flow/intake air temperature sensor)
• Ser data bus +
• Ser data bus -
• Serial data
• Sir/ displ- ays fuse 10a
• Tan
• Trans- missions system
• Underhood fuse block (right side of engine compt)
• X115
• X200
• X203
• X405

3.6L VIN 3, Engine Performance Wiring Diagram (3 of 5) for Chevrolet Impala Limited LTZ 2014

List of elements for 3.6L VIN 3, Engine Performance Wiring Diagram (3 of 5) for Chevrolet Impala Limited LTZ 2014:

• (engine wiring harness, between ignition coil 2 & camshaft sensors)
• (engine wiring harness, between ignition coil 5 & fuel injector inlines)
• (engine wiring harness, between ignition coil 5 & ignition coil 3) j163
• (left front of engine block) engine oil pressure switch
• (top of left cylinder bank) ignition coil 2
• (top of left cylinder bank) ignition coil 4
• (top of left cylinder bank) ignition coil 6
• (top of right cylinder bank) ignition coil 1
• (top of right cylinder bank) ignition coil 3
• (top of right cylinder bank) ignition coil 5
• 5-v 1 ref
• 5-volt 2 ref
• Actuator hi ctrl
• Actuator low ref
• Cam phaser ctrl
• Ect sens sig
• Engine control module (ecm) (inside air cleaner assembly)
• Exhaust bank 1 camshaft position (cmp) actuator solenoid valve (front of right cylinder bank)
• Exhaust bank 1 sig
• Exhaust bank 2 sig
• Fuel inj 1 ctrl
• Fuel inj 2 ctrl
• Fuel inj 3 ctrl
• Fuel inj 4 ctrl
• Fuel inj 5 ctrl
• Fuel inj 6 ctrl
• G111 (lower left rear of engine)
• G113
• High pressure fuel pump (center rear of engine)
• Ic 1 ctrl
• Ic 2 ctrl
• Ic 3 ctrl
• Ic 4 ctrl
• Ic 5 ctrl
• Ic 6 ctrl
• Intake bank 1 camshaft position (cmp) actuator solenoid valve (front of right cylinder bank)
• Intake bank 1 sig
• Intake bank 2 sig
• J101
• J110
• J162
• J164
• J165 (engine wiring harness, between ignition coil 6 & breakout to ect)
• Low ref
• Nca
• Oil press sw sig
• Pos sens sig
• Spark plug
• Tan

3.6L VIN 3, Engine Performance Wiring Diagram (4 of 5) for Chevrolet Impala Limited LTZ 2014

List of elements for 3.6L VIN 3, Engine Performance Wiring Diagram (4 of 5) for Chevrolet Impala Limited LTZ 2014:

• (below right side of intake manifold at 1,3 & 5 cylinder intake port) (below left side of intake manifold at 2, 4 & 6 cylinder intake port)
• (engine wiring harness, in main bundle on left side of engine)
• (inside air cleaner assembly)
• 5-v 1 ref
• Crankshaft position (ckp) sensor (lower right side of engine block)
• Engine control module (ecm)
• Exhaust bank 1 camshaft position (cmp) sensor (front of right cylinder bank)
• Exhaust bank 2 camshaft position (cmp) actuator solenoid valve (front of left cylinder bank)
• Exhaust bank 2 camshaft position (cmp) sensor (front of left cylinder bank)
• Fuel composition sensor
• Fuel inj 1 ctrl
• Fuel inj 2 ctrl
• Fuel inj 3 ctrl
• Fuel inj 4 ctrl
• Fuel inj 5 ctrl
• Fuel inj 6 ctrl
• Fuel injectors
• G111 (lower left rear of engine)
• G302 (floor, right of front
• Gnd
• Intake bank 1 camshaft position (cmp) sensor (front of right cylinder bank)
• Intake bank 2 camshaft position sensor (front of left cylinder bank)
• J101
• J175
• Low ref
• Passenger's
• Seat)
• Secondary air injection (air) pump solenoid valve bank 1
• Secondary air injection (air) pump solenoid valve bank 2
• Secondary air injection pump solenoid relay (near mass air flow/intake air temperature sensor)
• Tan
• X115
• X160
• X161
• X203
• X405

3.6L VIN 3, Engine Performance Wiring Diagram (5 of 5) for Chevrolet Impala Limited LTZ 2014

List of elements for 3.6L VIN 3, Engine Performance Wiring Diagram (5 of 5) for Chevrolet Impala Limited LTZ 2014:

• (engine wiring harness, in main bundle on left side of engine) j109
• (in left exha- ust, downstream of catalytic converter) heated oxygen sensor bank 2 sensor 2
• (in left exhaust, near cylinder head) heated oxygen sensor bank 2 sensor 1
• (in right exha- ust, downstream of catalytic converter) heated oxygen sensor bank 1 sensor 2
• (in right exhaust, near cylinder head) heated oxygen sensor bank 1 sensor 1
• (inside air
• (top front of right cylinder bank) evaporative emission canister purge solenoid valve
• 5-v 1 ref
• 5-v 2 ref
• 5-v 3 ref
• 5-v 4 ref
• A tan
• Air sens sig
• Air temp sens sig
• C tan
• Charge ind sig
• Cleaner assembly)
• Duty cycle sig
• Engine control module (ecm)
• Frp sens sig
• Fuel rail pressure sensor (on fuel rail, near fuel injector 1)
• G111 (lower left rear of engine)
• Ground
• Ho2s hi sig
• Ho2s htr low ctrl
• Ho2s low ref
• Ho2s low sig
• Ho2s ref vol
• J101
• Knock sens 1 sig
• Knock sens 2 sig
• Knock sensor 1 (right side of engine)
• Knock sensor 2 (left side of engine)
• Low ref
• Maf sens sig
• Manifold absolute pressure sensor (top right rear of intake manifold)
• Map sens sig
• Multi-function intake air sensor (in air cleaner duct)
• Neutral start sig
• Purge sol ctrl
• Starting/charging system
• Tac mtr ctrl-1
• Tac mtr ctrl-2
• Tan
• Throttle body (front of intake manifold)
• Tp sens 1 sig
• Transmissions system
• X160