All Wiring Diagrams for Chevrolet Impala LS 2012

AIR CONDITIONING

Compressor Wiring Diagram for Chevrolet Impala LS 2012

List of elements for Compressor Wiring Diagram for Chevrolet Impala LS 2012:

• (left side of automatic transaxle)
• (left side of dash)
• 5 volt ref 1
• A/c cmprsr fuse 10a
• A/c cmprsr relay
• A/c comp ctrl
• A/c compressor
• A/c compressor clutch
• A/c compressor solenoid valve
• A/c press sig
• A/c refrigerant pressure sensor (under air cleaner)
• A/c request ind
• A/c request switch
• A/c valve
• A/c valve ctrl
• A/c valve switch
• Air bag/ display fuse 10a
• Computer data lines system
• Data bus +
• Data bus -
• Emission 2 fuse 15a
• Engine control module (ecm) (inside air cleaner assembly)
• G113
• G202
• Gm lan serial data
• Gnd
• Hot at all times
• Hot w/ ign main pcb relay energized
• Hot w/ pwr/trn relay energized
• Hvac module (center of dash)
• Ign
• Ign 1 volt
• Jx206 (i/p harness, near steering column)
• Logic
• Low ref
• Nca
• On ind
• Pnk
• Tan
• Underhood fuse block (right side of engine compt)
• X115

Manual A/C Wiring Diagram, with Cooling Fan Jumper Harness (1 of 2) for Chevrolet Impala LS 2012

List of elements for Manual A/C Wiring Diagram, with Cooling Fan Jumper Harness (1 of 2) for Chevrolet Impala LS 2012:

• (ignition control module wiring
• (left side of automatic transaxle)
• (left side of dash)
• 87a
• A/c cmprsr fuse 10a
• A/c cmprsr relay
• A/c compressor (center of dash)
• A/c compressor clutch
• A/c compressor solenoid valve
• A/c request ind
• A/c request switch
• A/c valve
• A/c valve switch
• Air temp a
• Air temp b
• Battery
• Blower motor sw
• Computer data lines system
• Cooling fan high speed relay
• Cooling fan low speed relay
• Cooling fan speed control relay
• Defog rly ctrl temp sens sig
• Defogger
• Defogger system
• Emission 2 fuse 15a
• Fuse 30a
• G100 (behind right headlight)
• G113
• G201
• G202
• Gnd
• Harness)
• High
• Hot at all times
• Hot w/ pwr/trn relay energized
• Hvac module (center of dash)
• Ign
• Ign 1 vol
• Ind
• Inline fuse
• Interior lights system
• J104
• J105
• J106
• J107
• J195
• J196
• J197
• J198
• J199
• Led dim sply
• Left air temperature actuator (w/ auxiliary temperature control) (left side of dash)
• Left cooling fan engine diode
• Left temperature control switch (w/ auxiliary temperature control)
• Logic
• Low
• Low ref
• Mode actuator (on hvac assembly)
• Mode dr ctrl a
• Mode dr ctrl b
• Mode switch
• Nca
• On ind
• Pnk
• Rear defogger switch
• Recirculation
• Recirculation a
• Recirculation actuator (right side of hvac case)
• Recirculation b
• Recirculation switch
• Red
• Red/
• Right air temperature actuator (center of dash)
• Right cooling fan engine diode
• Right temperature control switch (w/ auxiliary temperature control)
• Serial data
• Speed ctrl
• Tan
• Underhood fuse block (right side of engine compt)
• X115
• X120

Manual A/C Wiring Diagram, with Cooling Fan Jumper Harness (2 of 2) for Chevrolet Impala LS 2012

List of elements for Manual A/C Wiring Diagram, with Cooling Fan Jumper Harness (2 of 2) for Chevrolet Impala LS 2012:

• (behind right headlight)
• 5v reference 1
• A/c comp clutch
• A/c press signal
• A/c refrigerant pressure sensor (under air cleaner)
• Air bag/ display fuse 10a
• Ambient air temperature sensor (w/o coolant temperature & trip odometer) (front of engine compt)
• Batt 4 fuse 30a
• Battery
• Blower motor (left side of dash)
• Blower motor control module (right side of dash)
• Computer data lines system
• Data bus +
• Data bus -
• Display fuse 10a
• Driver information center (dic) display
• Ect sens sig
• Engine control module (ecm) (inside air cleaner assembly)
• Engine coolant temperature (ect) sensor (front of left cylinder head)
• G100
• G200 (right side of dash)
• Gmlan serial data
• Gnd
• Hot at all times
• Hot coolant ind
• Hot w/ ign main pcb relay energized
• Instrument panel cluster (ipc)
• Jx206 (i/p harness, near steering column)
• Left engine cooling fan (behind left side of radiator)
• Logic
• Low ref
• Low spd
• Pnk
• Red
• Relay ctrl
• Right engine cooling fan (behind right side of radiator)
• Speed ctrl
• Tan
• Tan a
• Underhood fuse block (right side of engine compt)
• X210

Manual A/C Wiring Diagram, without Cooling Fan Jumper Harness (1 of 2) for Chevrolet Impala LS 2012

List of elements for Manual A/C Wiring Diagram, without Cooling Fan Jumper Harness (1 of 2) for Chevrolet Impala LS 2012:

• (left side of automatic transaxle)
• (left side of dash)
• 87a
• A/c cmprsr fuse 10a
• A/c cmprsr relay
• A/c compressor (center of dash)
• A/c compressor clutch
• A/c compressor solenoid valve
• A/c request ind
• A/c request switch
• A/c valve
• A/c valve switch
• Air temp a
• Air temp b
• Battery
• Blower motor sw
• Computer data lines system
• Defog rly ctrl temp sens sig
• Defogger
• Defogger system
• Emission 2 fuse 15a
• Fan 1 fuse 30a
• Fan 1 relay
• Fan 2 fuse 30a
• Fan 2 relay
• Fan 3 relay
• G100 (behind right headlight)
• G113
• G201 (left side of dash)
• G202
• Gnd
• High
• Hot at all times
• Hot w/ pwr/trn relay energized
• Hvac module (center of dash)
• Ign
• Ign 1 vol
• Ind
• Interior lights system
• Led dim sply
• Left air temperature actuator (w/ auxiliary temperature control) (left side of dash)
• Left cooling fan engine diode
• Left temperature control switch (w/ auxiliary temperature control)
• Logic
• Low
• Low ref
• Mode actuator (on hvac assembly)
• Mode dr ctrl a
• Mode dr ctrl b
• Mode switch
• Nca
• On ind
• Pnk
• Rear defogger switch
• Recirculation
• Recirculation a
• Recirculation actuator (right side of hvac case)
• Recirculation b
• Recirculation switch
• Right air temperature actuator (center of dash)
• Right cooling fan engine diode
• Right temperature control switch (w/ auxiliary temperature control)
• Serial data
• Speed ctrl
• Tan
• Underhood fuse block (right side of engine compt)
• X115
• X120

Manual A/C Wiring Diagram, without Cooling Fan Jumper Harness (2 of 2) for Chevrolet Impala LS 2012

List of elements for Manual A/C Wiring Diagram, without Cooling Fan Jumper Harness (2 of 2) for Chevrolet Impala LS 2012:

• (behind right headlight)
• 5v reference 1
• A/c comp clutch
• A/c press signal
• A/c refrigerant pressure sensor (under air cleaner)
• Air bag/ display fuse 10a
• Ambient air temperature sensor (w/o coolant temperature & trip odometer) (front of engine compt)
• Batt 4 fuse 30a
• Battery
• Blower motor (left side of dash)
• Blower motor control module (right side of dash)
• Computer data lines system
• Data bus +
• Data bus -
• Display fuse 10a
• Driver information center (dic) display
• Ect sens sig
• Engine control module (ecm) (inside air cleaner assembly)
• Engine coolant temperature (ect) sensor (front of left cylinder head)
• G100
• G200 (right side of dash)
• Gmlan serial data
• Gnd
• Hot at all times
• Hot coolant ind
• Hot w/ ign main pcb relay energized
• Instrument panel cluster (ipc)
• Jx206 (i/p harness, near steering column)
• Left engine cooling fan (behind left side of radiator)
• Logic
• Low ref
• Low spd
• Pnk
• Red
• Relay ctrl
• Right engine cooling fan (behind right side of radiator)
• Speed ctrl
• Tan
• Tan a
• Underhood fuse block (right side of engine compt)
• X210

ANTI-LOCK BRAKES

Anti-lock Brakes Wiring Diagram (1 of 2) for Chevrolet Impala LS 2012

List of elements for Anti-lock Brakes Wiring Diagram (1 of 2) for Chevrolet Impala LS 2012:

• (on transmission case, below brake booster) g115
• 12-v ref
• 5v ref
• Abs ind
• Abs mtr 1 fuse 60a
• Abs mtr 2 fuse 60a
• Brake pressure modulator valve (bpmv)
• Can bus high
• Can bus low
• Computer data lines system
• Driver information center (dic)
• Electronic brake control module (ebcm) (in brake pressure modulator valve)
• Engine control module (ecm) (inside air cleaner assembly)
• G202 (left side of dash)
• Gmlan serial data
• Gmlan serial data bus +
• Gmlan serial data bus -
• Gnd
• Hot at all times
• Instrument panel cluster (ipc)
• Lf wheel sens lo ref
• Lf wheel sens sig
• Logic
• Lr wheel sens lo ref
• Lr wheel sens sig
• Pump motor
• Pump motor control
• Rf wheel sens lo ref
• Rf wheel sens sig
• Rr wheel sens lo ref
• Rr wheel sens sig
• Serial data communication
• Stability control off ind
• Steering angle sensor
• Tan
• Underhood fuse block (right side of engine compt)
• X101
• X203
• Yaw & lateral accelerometer sensor

Anti-lock Brakes Wiring Diagram (2 of 2) for Chevrolet Impala LS 2012

List of elements for Anti-lock Brakes Wiring Diagram (2 of 2) for Chevrolet Impala LS 2012:

• 5v ref
• B10
• Body control module (bcm) (left side of dash)
• Brake pedal position sensor (left side of dash)
• Computer data lines system
• G202 (left side of dash)
• Headlamp switch
• High speed gmlan serial data bus +
• High speed gmlan serial data bus -
• Left front wheel speed sensor (wss) (left front wheel hub assembly)
• Left rear wheel speed sensor (wss) (left rear wheel hub assembly)
• Lo ref
• Lo speed gmlan serial
• Red
• Right front wheel speed sensor (wss) (right front wheel hub assembly)
• Right rear wheel speed sensor (wss) (right rear wheel hub assembly)
• Serial data communication
• Stop lp sw sig
• Tan
• Trac ctrl sw sig
• Traction control off switch
• X101
• X203
• X405

ANTI-THEFT

Forced Entry Wiring Diagram (1 of 2) for Chevrolet Impala LS 2012

List of elements for Forced Entry Wiring Diagram (1 of 2) for Chevrolet Impala LS 2012:

• (floor, left of driver's seat)
• (floor, right of front passenger's seat) g302
• (if equipped) keyless entry antenna
• (under defroster grill panel) remote control door lock receiver (rcdlr)
• Ajar
• Antenna sig
• B3 x4
• Body control module (bcm) (left side of dash)
• C5 x503
• Closed
• Coax
• Computer data lines system
• Display fuse 10a
• Door lock pcb relay
• Door unlock pcb relay
• Dr/lck fuse 25a
• Driver door lock switch
• Driver door unlock pcb relay
• Exterior lights system
• G x120
• G x604
• G101 (behind left headlight)
• G202 (left side of dash)
• G301
• G302 (floor, right of front passenger's seat)
• G303 (top of left "a" pillar)
• Ground
• Ground distribution system
• Hazard sw sig
• Headlights system
• Hi beam relay
• Hood ajar sw
• Hood ajar switch (w/ remote keyless entry) (part of hood latch)
• Hood closed sw
• Horn rly ctrl
• Horns system
• Hot at all times
• I/p fuse block (right kick panel)
• Interior lights system
• J1 x1
• J375
• J474 (body harness, 45.5 cm from breakout to x409)
• J504
• J604
• Jx206 (i/p harness, near steering column)
• Lf ajar sw sig
• Lf open sw sig
• Lid ajar sw sig
• Lock
• Lock rly ctrl
• Lock sig
• Lr ajar sw sig
• Pass dr open sw
• Passenger door lock switch
• Prk lmp rly ctrl
• Rear compartment lid release actuator (center of deck lid)
• Rf ajar sw sig
• Rr ajar sw sig
• Rvc sen fuse 10a
• Serial data
• Tan
• Trunk release rly
• Trunk, tailgate, fuel doors system
• Underhood fuse block (right side of engine compt)
• Unlock
• Unlock rly ctrl
• Unlock sig
• W/ police
• X2 g1
• X500
• X600
• X604

Forced Entry Wiring Diagram (2 of 2) for Chevrolet Impala LS 2012

List of elements for Forced Entry Wiring Diagram (2 of 2) for Chevrolet Impala LS 2012:

• (body wiring harness, 5 cm from breakout to x313) j315
• (floor, left of driver's seat) g301
• Air bag/ display fuse 10a
• Ajar
• Computer data lines system
• Door lock actuator
• Door lock ajar indicator switch
• Door lock open indicator switch
• Driver door lock (driver's door)
• Driver information center (dic)
• G302 (floor, right of front passenger's seat)
• Hot w/ ign main pcb relay energized
• Ign
• Ign 1 volt
• Instrument panel cluster (ipc)
• J303
• J314 (body wiring harness, 16 cm from breakout to x313)
• J359 (body wiring harness, 24 cm from breakout to x311)
• J375
• J505
• J604
• Jx206 (i/p harness, near steering column)
• K4 x4
• Left rear door lock (left rear door)
• Logic
• Low speed gmlan serial data
• Open
• Passenger door lock (front passenger's door)
• Pnk
• Right rear door lock (right rear door)
• Security ind
• Tan
• Underhood fuse block (right side of engine compt)
• W/ theft deterrent
• W/o theft deterrent
• X500
• X600
• X700
• X800

Pass-Key Wiring Diagram for Chevrolet Impala LS 2012

List of elements for Pass-Key Wiring Diagram for Chevrolet Impala LS 2012:

• (behind left headlight) g101
• (left side of dash) body control module (bcm)
• (part of hood latch) (w/ remote keyless entry) hood ajar switch
• Acc
• Acc volt
• Battery pos volt
• Bcm fuse 10a
• Closed sw sig
• Computer data lines system
• Driver information center (dic) display
• Engine control module (ecm) (inside air cleaner assembly)
• G202 (left side of dash)
• Ground
• Hi spd gmlan serial data bus +
• Hi spd gmlan serial data bus -
• Hot at all times
• Ign
• Ignition switch
• Instrument panel cluster (ipc)
• J204
• J214
• Jx205 (clipped to inner dash structure, to right of steering column)
• Lo spd gmlan serial data
• Logic
• Off
• Power distribution system
• Run
• Security ind
• Start
• Sw sig
• Tan
• Theft deterrent module (tdm) (on ignition key cylinder housing)
• Underhood fuse block (right side of engine compt)
• X120
• X201

BODY CONTROL MODULES

Body Control Modules Wiring Diagram (1 of 2) for Chevrolet Impala LS 2012

List of elements for Body Control Modules Wiring Diagram (1 of 2) for Chevrolet Impala LS 2012:

• (left side of dash) body control module (bcm)
• 5-volt reference
• Acc
• Accessory voltage
• Anti-theft system
• Backup lmp sply voltage
• Body control module (bcm) (left side of dash)
• Courtesy lmp sply voltage
• Cruise control system
• Cruise ctrl switch signal
• Current sensor signal
• Current snsr sply voltage
• Door lock relay control
• Door locks system
• Door unlock relay ctrl
• Dr lock key sw unlock sig
• Driver door lck sw sig
• Driver door lock sw sig
• Drv dr unlock rly ctrl
• Exterior lights system
• Flash to pass sw sig a/t shift lck ctrl sol
• Ground
• Hazard switch signal
• Headlamp lo beam ctrl
• Headlights system
• Hi beam sig
• Hood closed switch signal
• Horn relay control
• Horns system
• Hot at all times
• Ignition switch
• Ignition voltage 1
• Instrument cluster system
• Instrument pnl lmp sply
• Interior lights system
• J204
• Key in ignition switch
• Left front door ajr sw sig
• Left rear door ajar sw sig
• Left turn switch signal
• Lf door open sw sig
• Lf turn sig lmp sply vol
• Low ref
• Lr turn sig lmp sply vol
• Off
• Off/run/crank voltage
• Park brake switch signal
• Park enable signal
• Park lamp relay control
• Pass door open sw sig
• Pass dr lock sw lock sig
• Pnk
• Power distribution system
• R front door ajr sw sig
• Rap rly coil sup voltage
• Rear comt lid ajar sw sig
• Right turn switch signal
• Rr door ajar sw sig
• Rr turn sig lmp sply vol
• Run
• Shift interlock system
• Sound systems
• Start
• Starting/ charging system
• Stop lamp switch signal
• Str wheel ctrl signal
• Tan
• Trunk release rly cntrl
• Trunk, tailgate, fuel doors system
• Windshield wash sw sig
• Windshield wip mtr sw
• Windshield wip sw low sig
• Wiper high spd relay cntrl
• Wiper relay control
• Wiper/washer system

Body Control Modules Wiring Diagram (2 of 2) for Chevrolet Impala LS 2012

List of elements for Body Control Modules Wiring Diagram (2 of 2) for Chevrolet Impala LS 2012:

• (left side of dash) body control module (bcm)
• (left side of dash) g202
• (or 6841)
• 5v reference
• A x105
• Acces wakeup srl data
• Anti-lock brakes system
• Anti-theft system
• Battery
• Battery positive voltage
• Bcm fuse 10a
• Chmsl/ bck-up fuse 10a
• Communication enable
• Computer data lines system
• Courtesy lmp supp voltage
• Courtesy lp sw on sig
• Cruise control system
• Cruise ctrl ind dim sig
• Drl ambient light sns sig
• Drl pcb relay ctrl
• Engine controls system
• Exterior lights system
• Fog lamp relay control
• Front fog lamp sw sig (or) rear lp flasher sig
• G102 (near battery)
• G111 (above starter motor)
• G202 (left side of dash)
• Ground
• Headlamp high beam ctrl
• Headlamp switch off signal
• Headlamps on sig
• Headlights system
• High spd srl data bus +
• High spd srl data bus -
• Hood ajar switch sig
• Hot at all times
• I/p dimming voltage ref
• Inadvertant power lamp
• Instrument dim pnl sw sig
• Int lights fuse 10a
• Int lts/ pnl dim fuse 15a
• Interior lights system
• Left trailer turn sig lamp
• Low reference
• Low spd gmlan srl data
• Lt t/sig fuse 15a
• Park lamp switch on signal
• Power distribution system
• Rf turn sig lamp
• Right trailer turn sig lamp
• Rt t/sig fuse 15a
• Run/crank rly ctrl
• Rvc sen fuse 10a
• Shift interlock system
• Stop lamp sw sig
• Tan
• Traction ctrl switch signal
• Trunk release control
• Trunk, tailgate, fuel doors system
• Underhood fuse block (right side of engine compt)
• Windshield washer rly ctrl
• Wiper mtr park sw sig
• Wiper/washer system

COMPUTER DATA LINES

Computer Data Lines Wiring Diagram for Chevrolet Impala LS 2012

List of elements for Computer Data Lines Wiring Diagram for Chevrolet Impala LS 2012:

• (clipped to inner dash structure, to right of steering column) jx205
• (not used)
• Acc wakeup serial data
• Automatic transmission assembly
• Body control module (bcm) (left side of dash)
• C10
• Can bus hi
• Can bus hi serial data
• Can bus high serial data
• Can bus lo
• Can bus low serial data
• Control solenoid valve assembly
• Data link connector (dlc) (left side of dash)
• Data link resistor
• Digital radio receiver (right side of trunk)
• Display fuse 10a
• Electronic brake control module (ebcm) (in brake pressure modulator valve)
• Engine control module (ecm) (inside air cleaner assembly)
• Fuel pump flow control module (in luggage compt)
• G201 (left side of dash)
• G202 (left side of dash)
• Heated seat control module (under driver's seat)
• Hi spd gmlan serial data +
• Hi spd gmlan serial data -
• Hi spd serial data +
• Hi spd serial data -
• Hot at all times
• Hvac module (center of dash)
• If equipped
• Inflatable restraint front passenger presence system (pps) module (under front passenger's seat)
• Inflatable restraint sensing & diagnostic module (sdm) (under front passenger's seat)
• Instrument panel cluster (ipc)
• J350 (w/ digital radio onstar, front heated seat) (body wiring harness, 14.5 cm from breakout to g302)
• Jx206 (i/p harness, near steering column)
• Jx207 (i/p harness, near steering column)
• Low spd gmlan
• Low spd gmlan serial data
• Radio
• Remote control door lock receiver (rcdlr) (under defroster grill panel)
• Serial data
• Serial data can bus hi
• Serial data can bus lo
• Serial data comm enable
• Steering angle sensor
• Tan
• Theft deterrent module (on ignition key cylinder housing)
• Underhood fuse block (right side of engine compt)
• Vehicle communication interface module (vcim) (left side of trunk)
• W/ onstar
• W/o onstar
• X101
• X111
• X200
• X201
• X203
• X311
• X313
• X4 b3
• Yaw & lateral accelerometer sensor

COOLING FAN

Cooling Fan Wiring Diagram, with Cooling Fan Jumper Harness for Chevrolet Impala LS 2012

List of elements for Cooling Fan Wiring Diagram, with Cooling Fan Jumper Harness for Chevrolet Impala LS 2012:

• 87a
• Computer data lines system
• Cooling fan high speed relay
• Cooling fan low speed relay
• Cooling fan speed control relay
• Data bus +
• Data bus -
• Ect sens sig
• Engine control module (ecm) (inside air cleaner assembly)
• Engine coolant temperature (ect) sensor (front of left cylinder head)
• Fuse 30a
• G100 (behind right headlight)
• Harness)
• High spd
• Hot at all times
• Inline fuse
• J104
• J105
• J106
• J107 (ignition control module wiring
• J108
• J195
• J196
• J197
• J198
• J199
• Left cooling fan engine diode
• Left engine cooling fan (behind left side of radiator)
• Low ref
• Low spd
• Red
• Red/
• Right cooling fan engine diode
• Right engine cooling fan (behind right side of radiator)
• Tan
• Underhood fuse block (right side of engine compt)

Cooling Fan Wiring Diagram, without Cooling Fan Jumper Harness for Chevrolet Impala LS 2012

List of elements for Cooling Fan Wiring Diagram, without Cooling Fan Jumper Harness for Chevrolet Impala LS 2012:

• (right side of engine compt) underhood fuse block
• 87a
• Computer data lines system
• Data bus +
• Data bus -
• Ect sens sig
• Emission 2 fuse 15a
• Engine control module (ecm) (inside air cleaner assembly)
• Engine coolant temperature (ect) sensor (front of left cylinder head)
• Fan 1 fuse 30a
• Fan 1 relay
• Fan 2 fuse 30a
• Fan 2 relay
• Fan 3 relay
• G100 (behind right headlight)
• High spd
• Hot at all times
• Hot w/ pwr/trn relay energized
• Left cooling fan engine diode
• Left engine cooling fan (behind left side of radiator)
• Low ref
• Low spd
• Right cooling fan engine diode
• Right engine cooling fan (behind right side of radiator)
• Tan

CRUISE CONTROL

Cruise Control Wiring Diagram (1 of 2) for Chevrolet Impala LS 2012

List of elements for Cruise Control Wiring Diagram (1 of 2) for Chevrolet Impala LS 2012:

• (above starter motor) g111
• 5 volt ref
• 5 volt ref 1
• 5 volt ref 2
• App sens 1 sig
• App sens 2 sig
• Body control module (bcm) (left side of dash)
• Brake pedal position sensor (left side of dash)
• Computer data lines system
• Cruise ctrl ind sig
• Cruise ctrl sw sig
• Cruise ind
• Ecm ign fuse 10a
• Engine control module (ecm) (inside air cleaner assembly)
• Gnd
• Hot w/ ign main pcb relay energized
• Ign
• Ign 1 voltage
• Inflatable restraint steering wheel module coil (under steering wheel)
• Instrument panel cluster (ipc)
• Logic
• Low ref
• Pnk
• Serial data
• Serial data +
• Serial data -
• Sply voltage
• Steering ctrl sig
• Stop lamp sw sig
• Tac motor ctrl 1
• Tac motor ctrl 2
• Tan
• Tp sensor sig
• Underhood fuse block (right side of engine compt)
• X111
• X201
• X275
• X277

Cruise Control Wiring Diagram (2 of 2) for Chevrolet Impala LS 2012

List of elements for Cruise Control Wiring Diagram (2 of 2) for Chevrolet Impala LS 2012:

• (top of engine) throttle body
• Accelerator pedal position (app) sensor (left side of dash)
• Cruise on ind
• Down seek
• Info
• J213 (steering wheel harness, behind inflatable restraint steering wheel module)
• Left steering wheel control switch
• On/off cancel
• Res+
• Right steering wheel control switch
• Seek up
• Set-
• Srce
• Tan
• Voice
• Vol down
• Vol up
• W/ steering wheel accessory control
• W/o steering wheel accessory control
• X111

DEFOGGERS

Defoggers Wiring Diagram for Chevrolet Impala LS 2012

List of elements for Defoggers Wiring Diagram for Chevrolet Impala LS 2012:

• Batt 3 fuse 40a
• Defogger on ind
• Driver outside rearview mirror (if equipped)
• G200 (right side of dash)
• G301 (floor, left of driver's seat)
• G302 (floor, right of front passenger's seat)
• G403 (left side of package shelf)
• Hot at all times
• Htd mir fuse 10a
• Hvac module (center of dash)
• J505
• J604
• Logic
• Nca
• Passenger outside rearview mirror (if equipped)
• Rear defog relay
• Rear defog rly ctrl
• Rear defogger switch
• Rear window defogger grid
• Underhood fuse block (right side of engine compt)
• X200
• X500 b3
• X600 b3

ENGINE PERFORMANCE

3.6L VIN 3

3.6L VIN 3, Engine Performance Wiring Diagram (1 of 5) for Chevrolet Impala LS 2012

List of elements for 3.6L VIN 3, Engine Performance Wiring Diagram (1 of 5) for Chevrolet Impala LS 2012:

• (2012)
• (left side of dash) accelerator pedal position sensor
• (under air cleaner) a/c refrigerant pressure sensor
• 5-v 1 ref
• 5-v 2
• 5-v 2 ref
• 5-v 3 ref
• 5-v vol 1 ref
• 5-v vol 4 ref
• A (2013)
• 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 (left side of dash)
• 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 conister vent sol ctrl
• Evaporative emission
• Exterior
• Exterior lights system
• 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
• Gmlan serial data bus +
• Gmlan serial data bus -
• Hot at all times
• Hot w/ ignition main pcb 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 LS 2012

List of elements for 3.6L VIN 3, Engine Performance Wiring Diagram (2 of 5) for Chevrolet Impala LS 2012:

• (i/p harne- ss, near steer- ing column)
• (lower left rear of engine)
• (on transmission
• 5-v ref
• Air pump fuse 60a
• Air sol fuse 15a
• B12
• Batt pos vol
• Booster)
• Case, below brake
• Comm enable
• Compt)
• Computer data lines system
• Drain wire
• Driver information center display
• Ecm fuse 15a
• Ecm/tcm fuse 15a
• Emissions fuse 15a
• Engine coolant temperature sensor (front of left cylinder head)
• Engine oil ind
• Fuel gauge
• Fuel pressure sensor
• Fuel pump
• Fuel pump flow control module (in luggage compartment)
• Fuel sys cont mdl fuse 15a
• G115
• 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
• Ignvol
• Instrument panel cluster
• Intake bank 2 camshaft position (cmp) actuator solenoid valve (right front of engine)
• J423
• Jx206
• Logic
• Low ref
• Mil ind
• Mtr low ref
• Nca
• Of engine
• Pnk
• Press sens sig
• Pump relay (near throttle body)
• Pump rly ctrl
• Pump supy vol
• Pwr/trn relay
• Secondary air injection (air)
• Secondary air injection (air) pump
• Ser data bus +
• Ser data bus -
• Serial data
• Sir/ displ- ays fuse 10a
• Tan
• Underhood fuse block (right side
• X115
• X200
• X203
• X405

3.6L VIN 3, Engine Performance Wiring Diagram (3 of 5) for Chevrolet Impala LS 2012

List of elements for 3.6L VIN 3, Engine Performance Wiring Diagram (3 of 5) for Chevrolet Impala LS 2012:

• (above starter motor)
• (top of engine) ignition coil 1
• (top of engine) ignition coil 2
• (top of engine) ignition coil 3
• (top of engine) ignition coil 4
• (top of engine) ignition coil 5
• (top of engine) ignition coil 6
• 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)
• Engine oil pressure switch
• Exhaust bank 1 camshaft position (cmp) actuator solenoid valve (right rear of engine)
• 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
• G112
• G112 (near battery)
• High pressure fuel pump
• 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 (right rear of engine)
• Intake bank 1 sig
• Intake bank 2 sig
• J110
• J162
• J163
• J164
• J165
• 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 LS 2012

List of elements for 3.6L VIN 3, Engine Performance Wiring Diagram (4 of 5) for Chevrolet Impala LS 2012:

• (inside air cleaner assembly)
• (top of engine) fuel injectors
• 5-v 1 ref
• Crankshaft position (ckp) sensor (right rear of engine)
• Engine control module (ecm)
• Exhaust bank 1 camshaft position (cmp) sensor (right rear of engine)
• Exhaust bank 2 camshaft position (cmp) actuator solenoid valve (right front of engine)
• Exhaust bank 2 camshaft position (cmp) sensor (right front of engine)
• 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
• G111 (above starter motor)
• G302 (floor, right of front
• Gnd
• Intake bank 1 camshaft position (cmp) sensor (right rear of engine)
• Intake bank 2 camshaft position sensor (right front of engine)
• 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 throttle body)
• Tan
• X115
• X160
• X161
• X203
• X405

3.6L VIN 3, Engine Performance Wiring Diagram (5 of 5) for Chevrolet Impala LS 2012

List of elements for 3.6L VIN 3, Engine Performance Wiring Diagram (5 of 5) for Chevrolet Impala LS 2012:

• (front of throttle body) evaporative emission canister purge solenoid valve
• (in exhaust, downstream of catalytic converter) heated oxygen sensor bank 1 sensor 2
• (in exhaust, downstream of catalytic converter) heated oxygen sensor bank 2 sensor 2
• (in the exhaust pipe near the cylinder head) heated oxygen sensor bank 1 sensor 1
• (in the exhaust pipe near the cylinder head) heated oxygen sensor bank 2 sensor 1
• (inside air
• (top of engine)
• 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 (near fuel injector 1)
• G111 (above starter motor)
• Ground
• Ho2s hi sig
• Ho2s htr low ctrl
• Ho2s low ref
• Ho2s low sig
• Ho2s ref vol
• J101
• J109
• 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 (behind throttle body)
• Map sens sig
• Multifunction intake air sensor (in air cleaner duct)
• Nca
• Neutral start sig
• Purge sol ctrl
• Starting/charging system
• Tac mtr ctrl-1
• Tac mtr ctrl-2
• Tan
• Throttle body
• Tp sens 1 sig
• Transmissions system
• X160

EXTERIOR LIGHTS

Backup Lamps Wiring Diagram for Chevrolet Impala LS 2012

List of elements for Backup Lamps Wiring Diagram for Chevrolet Impala LS 2012:

• (body wiring harness, 24 cm from breakout to x405) j324
• Automatic transmission assembly
• Automatic transmission internal mode switch (inside automatic transaxle)
• Backup lamp sply volt
• Battery positive volt
• Body control module (bcm) (left side of dash)
• Chmsl/ bckup fuse 10a
• Computer data lines system
• Control solenoid valve assembly (left front of engine compartment)
• D x401
• Engine control module (inside air cleaner assembly)
• Exterior lamps circuit
• G202 (left side of dash)
• G302 (floor, right of front passenger's seat)
• Gnd
• Ground
• Hot at all times
• Inside rearview mirror (if equipped)
• J485
• Left backup lamp
• Logic
• Low speed serial data
• Park/neutral sig
• Red
• Right backup lamp
• Sig a
• Sig b
• Sig c
• Sig p
• Transmission control module
• Underhood fuse block (right side of engine compt)
• Wake up sig
• X2 f
• X402
• X406
• X490

Exterior Lamps Wiring Diagram (1 of 2) for Chevrolet Impala LS 2012

List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Chevrolet Impala LS 2012:

• (right side of engine compt) underhood fuse block
• 5 volt ref
• Auto
• Batt positive volt
• Body control module (bcm) (left side of dash)
• Brake pedal position sensor (left side of dash)
• Chmsl sply volt
• Computer data lines system
• G100 (behind right headlight)
• G101 (behind left headlight)
• G202 (left side of dash)
• Hazard
• Hazard sw sig
• Head
• Headlamp switch
• Hot at all times
• Ign
• Instrument panel cluster (ipc)
• J126
• J127
• J214
• Left
• Left emergency vehicle rear window panel lamp (if equipped)
• Left front marker lamp
• Left park/ turn signal lamp
• Left spot lamp
• Left turn indicator
• Left turn sw sig
• Lf trl turn sig lp
• Lf turn sig lamp
• Logic
• Low ref
• Lr stop/turn lamp
• Lt park fuse 10a
• Lt spot fuse 15a
• Lt t/sig fuse 15a
• Nca
• Off
• Park
• Park lamp sw sig
• Park lp pcb relay
• Park lp rly ctrl
• Police
• Red
• Red a
• Red b
• Rf turn sig lamp
• Right
• Right front marker lamp
• Right park/ turn signal lamp
• Right spot lamp
• Right turn indicator
• Right turn sw sig
• Rr stop/turn lamp
• Rt park fuse 10a
• Rt spot fuse 15a
• Rt t/sig fuse 15a
• Rt trl turn sig lp
• Serial data
• Stop lamp sw sig
• Tan
• Turn signal/ multi-function switch
• X141
• X142
• X200
• X203
• X223
• X406

Exterior Lamps Wiring Diagram (2 of 2) for Chevrolet Impala LS 2012

List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Chevrolet Impala LS 2012:

• B10
• Center high mounted stop lamp (chmsl)
• Coax
• Control solenoid valve assembly (left front of engine compt)
• Emergency vehicle front lamp flasher
• Engine control module (ecm) (inside air cleaner assembly)
• Front emergency flasher ctrl
• G302 (floor, right of front passenger's seat)
• J102 (engine wiring harness, 17 cm from the breakout to control solenoid valve assembly)
• J375
• J430 (rear body wiring harness, 14 cm from breakout to right license lamp)
• J485
• Left backup lamp
• Left tail lamp
• Left tail/ stop & turn signal lamp
• License lamp
• Nca
• Police
• Right backup lamp
• Right emergency vehicle rear window panel lamp (if equipped)
• Right tail lamp
• Right tail/ stop & turn signal lamp
• Stop lamp sw sig
• Tan
• X111
• X123
• X200
• X203
• X208
• X223
• X297
• X322
• X401
• X402
• X406

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 3) for Chevrolet Impala LS 2012

List of elements for Ground Distribution Wiring Diagram (1 of 3) for Chevrolet Impala LS 2012:

• (right side of engine compartment) underhood fuse block
• Ambient light sensor
• Automatic transmission
• Automatic transmission internal mode switch (ims)
• Auxiliary reading lamp
• B x1
• B x398
• Battery
• Body control module (bcm)
• Brake fluid level switch
• Breakout to window switch)
• C2 x1
• D2 x500
• D2 x503
• Data link connector (dlc)
• Dome/ reading lamps
• Driver door lock
• Driver door lock switch
• Driver outside rearview mirror
• Driver seat adjuster switch
• Driver window switch
• Engine control module (ecm)
• Fuel/ pump relay
• G102 (near battery)
• G111 (above starter motor)
• G202 (left side of dash)
• G301 (floor, left of driver's seat)
• Garage door opener
• Headlamp switch
• Heated seat control module
• Hvac control module
• If equipped
• Ign main pcb relay
• Inside rearview mirror (isrvm)
• Instrument panel cluster (ipc)
• J390 (roof wiring harness, 53 cm from breakout to dome lamp)
• Left rear door lock
• Left sun shade
• Mass air flow (maf)/ intake air temperature (iat) sensor
• Nca
• Outside rearview mirror switch
• Radio
• Remote control door lock receiver (rcdlr)
• Right sun shade
• Secondary air injection (air) pump solenoid
• Steering angle sensor
• Strtr relay
• Sunroof control module
• Theft deterrent module (tdm)
• Transmission control module (tcm)
• Turn signal/ multi-function switch
• Turn signal/multifunction switch)
• W/ dome pass
• W/ front heated seats
• W/ onstar
• W/ pzev & bin 4
• W/ theft deterrent system
• W/o onstar
• W/o theft deterrent system
• X105
• X175
• X201
• X203
• X311
• X490
• X700
• Yaw & lateral accelerometer sensor

Ground Distribution Wiring Diagram (2 of 3) for Chevrolet Impala LS 2012

List of elements for Ground Distribution Wiring Diagram (2 of 3) for Chevrolet Impala LS 2012:

• (right kick panel) i/p fuse block
• (right side of dash)
• A/c compressor clutch
• Automatic transmission shift lock control solenoid
• Center console 1 accessory power outlet
• Center console 2 accessory power outlet
• Center console compartment accessory power outlet
• Center high mounted stop lamp (chmsl)
• Center seat accessory power outlet
• Door lock pcb relay
• Door unlock pcb relay
• Driver door unlock pcb relay
• Fuel pump & sender assembly
• G112
• G113 (left side of automatic transaxle)
• G204
• G302 (floor, right of front passenger's seat)
• G403 (left side of package shelf)
• If equipped
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Ignition coil 5
• Ignition coil 6
• Ignition control module (icm)
• Inflatable restraint passenger presence system (pps) module
• Inflatable restraint sensing & diagnostic module (sdm)
• J110
• J375 (body wiring harness, 30.5 cm from breakout to right seat belt pretensioner)
• J485 (rear body wiring harness, 24 cm from breakout to license lamp)
• J604 (front passenger's door wiring harness, 6 cm from breakout to right front speaker)
• Left backup lamp
• Left tail lamp
• Left tail/stop & turn signal lamp
• License lamp
• Nca
• Passenger door lock
• Passenger door lock switch
• Passenger outside rearview mirror
• Passenger seat adjuster switch
• Passenger window switch
• Rap relay
• Rear compartment lid release actuator
• Rear window defogger grid
• Right backup lamp
• Right rear door lock
• Right tail lamp
• Right tail/stop & turn signal lamp
• Trunk diode
• Trunk relay
• Vehicle communication interface module (vcim)
• W/ floor console
• W/ onstar
• W/ police
• W/o floor console
• X1 j1
• X313
• X340
• X401
• X402
• X405
• X406
• X600
• X604
• X800

Ground Distribution Wiring Diagram (3 of 3) for Chevrolet Impala LS 2012

List of elements for Ground Distribution Wiring Diagram (3 of 3) for Chevrolet Impala LS 2012:

• (forward lamp wiring
• (not used)
• (right side of engine compartment) underhood fuse block
• (steering wheel harness, behind inflatable restraint steering wheel module)
• Audio amplifier
• Automatic transmission shift lock control solenoid
• Auxiliary fuse block
• B x210
• B1 x2
• Blower motor control module
• Data link connector (dlc)
• Digital radio receiver
• Driver information center (dic) switch
• Electronic brake control module (ebcm)
• Emergency vehicle headlamp flasher
• Enhanced audio speaker system
• Fan 2 relay
• G100 (behind right headlight)
• G101 (behind left headlight)
• G115 (on transmission case, below brake booster)
• G200 (right side of dash)
• G201 (left side of dash)
• G404 (right side of package shelf)
• Hood ajar switch
• Horn assembly
• Horn switch
• Hvac control module
• I/p accessory power outlet 1
• I/p accessory power outlet 2
• If equipped
• Ignition lock cylinder control actuator
• Inflatable restraint i/p module indicator
• Inflatable restraint steering wheel module coil
• Instrument panel cluster (ipc)
• J124
• J126 (right headlight assembly wiring harness)
• J215
• Left front fog lamp
• Left front marker lamp
• Left high beam headlamp
• Left i/p courtesy lamp
• Left low beam headlamp
• Left park/ turn signal lamp
• Left steering wheel control switch
• Nca
• Police
• Rear defog relay
• Right engine cooling fan
• Right engine cooling fan diode
• Right front fog lamp
• Right front marker lamp
• Right high beam headlamp
• Right i/p courtesy lamp
• Right low beam headlamp
• Right park/turn signal lamp
• Right steering wheel control switch
• Secondary air injection (air) pump
• Seo 1 relay
• Seo 2 relay
• W/ cruise control accessory steering wheel control
• W/ digital audio system
• W/ floor console
• W/ headlamp flasher
• W/ police
• W/ pzev & bin 4
• W/ remote keyless entry
• W/o cruise control accessory steering wheel control
• W/o floor console
• W/o headlamp flasher
• Windshield washer fluid level switch
• Windshield washer fluid pump
• Windshield washer fluid pump diode
• Windshield wiper high speed diode
• Windshield wiper low speed diode
• Windshield wiper motor
• Wiper high pcb relay
• Wiper pcb relay
• X122
• X141
• X142
• X201
• X275
• X277

HEADLIGHTS

Headlights Wiring Diagram, with Police for Chevrolet Impala LS 2012

List of elements for Headlights Wiring Diagram, with Police for Chevrolet Impala LS 2012:

• (behind right headlight) g100
• (not
• (not used)
• (or 6841)
• Amb lmp sens sig
• Ambient light sensor (center of dash)
• Auto
• Batt pos volt
• Body control module (bcm) (left side of dash)
• C x122
• C x141
• C x142
• Computer data lines system
• D x141
• D x142
• Dimmer sw hi bm sig
• Drl 1 fuse 15a
• Drl 2 fuse 15a
• Drl pcb relay
• Drl pcb rly ctrl
• Emergency vehicle headlamp flasher
• Flasher sig
• Fog lamp ind
• Fog lamp switch
• Fog lamps fuse 15a
• Fog lmp rly ctrl
• Fog lmp sw sig rear lmp flash sig
• Fog lp pcb relay
• Ftp
• Ftp sw sig
• G100 (behind right headlight)
• G101 (behind left headlight)
• G202 (left side of dash)
• Gmlan ser data
• Gnd
• Hdlp mdl fuse 15a
• Head
• Headlamp off sw
• Headlamp on sw
• Headlamp switch
• Hi beam rly ctrl
• Hi beam sply volt
• High
• High beam ind
• High beam pcb relay
• Hot at all times
• Ign
• Instrument panel cluster (ipc)
• J124
• J128
• J129
• J214
• Left front fog lamp
• Left high beam headlamp
• Left low beam headlamp
• Lo spd gmlan ser data
• Logic
• Low
• Low beam pcb relay
• Low beam rly ctrl
• Lt hi beam fuse 10a
• Lt lo beam fuse 10a
• Off
• Park
• Park brake sw
• Park brake switch (park brake assembly)
• Pnk
• Right front fog lamp
• Right high beam headlamp
• Right low beam headlamp
• Rt hi beam fuse 10a
• Rt lo beam fuse 10a
• Ser data
• Turn signal/ multi-function switch
• Underhood fuse block (right side of engine compt)
• Used)
• W/ flasher headlamp
• W/o flasher headlamp
• Windshield sw sig
• Wiper/ washer system
• X120
• X122 d
• X297

Headlights Wiring Diagram, without Police for Chevrolet Impala LS 2012

List of elements for Headlights Wiring Diagram, without Police for Chevrolet Impala LS 2012:

• (not used)
• Amb lmp sens sig
• Ambient light sensor (center of dash)
• Auto
• Body control module (bcm) (left side of dash)
• C x141
• C x142
• Computer data lines system
• Dimmer sw hi bm sig
• Drl 1 fuse 15a
• Drl 2 fuse 15a
• Drl pcb relay
• Drl pcb rly ctrl
• Fog lamp ind
• Fog lamp switch
• Fog lamps fuse 15a
• Fog lmp rly ctrl
• Fog lmp sw sig
• Fog lp pcb relay
• Ftp
• Ftp sw sig
• G100 (behind right headlight)
• G101 (behind left headlight)
• G202 (left side of dash)
• Gmlan ser data
• Hdlp mdl fuse 15a
• Head
• Headlamp off sw
• Headlamp on sw
• Headlamp switch
• Hi beam rly ctrl
• High
• High beam ind
• High beam pcb relay
• Hot at all times
• Ign
• Instrument panel cluster (ipc)
• J124
• J128
• J129
• J214
• Left front fog lamp
• Left high beam headlamp
• Left low beam headlamp
• Lo spd gmlan ser data
• Logic
• Low
• Low beam pcb relay
• Low beam rly ctrl
• Lt hi beam fuse 10a
• Lt lo beam fuse 10a
• Off
• Park
• Park brake sw
• Park brake switch (park brake assembly)
• Pnk
• Rear lmp flash sig
• Right front fog lamp
• Right high beam headlamp
• Right low beam headlamp
• Rt hi beam fuse 10a
• Rt lo beam fuse 10a
• Ser data
• Turn signal/ multi-function switch
• Underhood fuse block (right side of engine compt)
• Windshield sw sig
• Wiper/ washer system
• X120
• X122
• X141
• X142
• X297

HORN

Horn Wiring Diagram for Chevrolet Impala LS 2012

List of elements for Horn Wiring Diagram for Chevrolet Impala LS 2012:

• Body control module (bcm) (left side of dash)
• G100 (behind right headlight)
• G201 (left side of dash)
• Ground distribution system
• Horn assembly (right front of engine compt)
• Horn fuse 15a
• Horn pcb relay
• Horn relay ctrl
• Horn switch
• Hot at all times
• Inflatable restraint steering wheel module coil (under steering wheel)
• J124
• J215 (w/ accessory steering wheel)
• Jx207 (i/p harness, near steering column)
• Nca
• Tan
• Underhood fuse block (right side of engine compt)
• W/ horn/siren circuit wiring provisions
• X201
• X266
• X275
• X277

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram for Chevrolet Impala LS 2012

List of elements for Instrument Cluster Wiring Diagram for Chevrolet Impala LS 2012:

• (driver's door) driver door lock
• (left rear door) left rear door lock
• (left side of dash) g201
• (left side of dash) g202
• 3d x405
• Abs ind
• Air bag ind
• Air bag/ display fuse 10a
• Batt pos volt
• Body control module (bcm) (left side of dash)
• Brake fluid level switch (on brake fluid reservoir)
• Brake ind
• Brake warning ind ctrl
• Bulbs)
• Charging ind
• Computer data lines system
• Cruise control ind
• Customi- zation
• Dic select menu sw sig
• Dic sw low ref
• Dic sw sig
• Display fuse 10a
• Driver information center (dic) display
• Driver information center (dic) switch
• Engine control module (ecm) (inside air cleaner assembly)
• Engine controls system
• Engine coolant temp gauge
• Engine coolant temperature ind
• Engine oil pressure (eop) switch
• Exterior lights system
• Fog lamp ind
• Fuel gauge
• Fuel level sensor
• Fuel lvl sens sig
• Fuel pump & sender assembly (top of fuel tank)
• G111 (above starter motor)
• G202 (left side of dash)
• G301 (floor, left of driver's seat)
• G302 (floor, right of front passenger's seat)
• Gmlan serial data +
• Gmlan serial data -
• Gmlan serial data+
• Gmlan serial data-
• Gnd
• High beam ind
• Hot at all times
• Hot w/ ign main pcb relay energized
• Ign
• Ign 1 volt
• Ign 1 voltage
• Illum (4
• Instrument panel cluster (ipc)
• Interior lights system
• J303
• J375
• J474 (body harness, 45.5 cm from breakout to x409)
• J505
• J604
• Jx206 (i/p harness, near steering column)
• Left turn ind
• Lf dr ajar sw sig
• Lid ajar sw sig
• Logic
• Low ref
• Low spd gmlan serial data
• Low tire pressure ind
• Low washer fluid ind ctrl
• Lr dr ajar sw sig
• Malfunction ind lamp (mil)
• Oil level ind
• Oil press sens sig
• Park brake sw sig
• Park brake switch (park brake assembly)
• Pass air bag off ind ctrl
• Pass air bag on ind ctrl
• Pass seat belt ind ctrl
• Passenger door lock (front passenger's door)
• Pnk
• Rear compartment lid release actuator (center of deck lid)
• Rf dr ajar sw sig
• Right rear door lock (right rear door)
• Right turn ind
• Rr dr ajar sw sig
• Seat belt ind
• Security ind
• Set/ reset
• Speedometer
• Speedometer ind
• Stability control off ind
• Tachometer
• Tachometer ind
• Tan
• Trip/ fuel
• Underhood fuse block (right side of engine compt)
• Vehicle infor- mation
• W/ lamp package
• W/ theft deterrent
• W/o theft deterrent
• Warning systems
• Wiper/washer system
• X101
• X111
• X200 b6
• X500
• X600
• X700
• X800

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram for Chevrolet Impala LS 2012

List of elements for Courtesy Lamps Wiring Diagram for Chevrolet Impala LS 2012:

• (body harness, 45.5 cm from breakout to x409)
• (body wiring harness, 24 cm from breakout to x311) j359
• (floor, left of driver's seat) g301
• (floor, right of front passenger's seat) g302
• (left side of dash) g202
• (police) left spot lamp
• (police) right spot lamp
• A x409
• Auxiliary reading lamp (police)
• Battery positive voltage
• Body control module (bcm) (left side of dash)
• Computer data lines system
• Courtesy lp sply volt
• Courtesy lp sw on sig
• Dome
• Dome/ reading lamps
• Driver door lock (driver's door)
• Emergency vehicle rear compartment lid lamps relay (if equipped) (right side of trunk)
• G200 (right side of dash)
• G301 (floor, left of driver's seat)
• G302 (floor, right of front passenger's seat)
• Gmlan serial data
• Headlamp switch
• Hot at all times
• Htd/ seat fuse 20a
• I/p fuse block (right kick panel)
• Inadvertent courtesy lp
• Inside rearview mirror
• Int lights fuse 10a
• Int lts/ pnl dim fuse 15a
• J303
• J375
• J390
• J393 (w/ left & right sunshade inside mirror) (roof wiring harness, 38 cm from breakout to dome lamp)
• J417 (body wiring harness, 32 cm from breakout to left seat belt pretensioner)
• J474
• J505
• J604
• Left emergency vehicle rear compartment lid lamp (if equipped)
• Left i/p courtesy lamp
• Left rear door lock (left rear door)
• Left sunshade (if equipped)
• Lf door open sw sig
• Lid ajar sw
• Lt spot fuse 15a
• Nca
• Off
• Open
• Pass door open sw sig
• Passenger door lock (front passenger's door)
• Rear compartment
• Rear compartment courtesy lamp
• Rear compartment lid release actuator (center of deck lid)
• Right emergency vehicle rear compartment lid lamp (if equipped)
• Right i/p courtesy lamp
• Right rear door lock (right rear door)
• Right sunshade (if equipped)
• Rt spot fuse 15a
• Tan
• Underhood fuse block (right side of engine compt)
• W/ onstar
• W/ theft deterrent system
• W/o onstar
• W/o theft deterrent system
• X203
• X490
• X500
• X600
• X700
• X800

Instrument Illumination Wiring Diagram for Chevrolet Impala LS 2012

List of elements for Instrument Illumination Wiring Diagram for Chevrolet Impala LS 2012:

• (floor, left of driver's seat) g301
• (left side of dash) body control module (bcm)
• (left side of dash) g201
• Auto
• Battery positive voltage
• Chmsl/ bck-up fuse 10a
• Computer data lines system
• Driver door lock switch
• Driver information center (dic) switch
• Driver window switch
• G201 (left side of dash)
• G202 (left side of dash)
• G302 (floor, right of front passenger's seat)
• Gmlan serial data
• H4 x4
• Head
• Headlamp switch
• Hot at all times
• Hvac control module (center of dash)
• I/p lamp dimmer sw sig
• Illum
• Inflatable restraint steering wheel module coil (under steering wheel)
• Instrument panel cluster (ipc)
• Int lts/ pnl dim fuse 15a
• Ip dimming voltage ref
• J215
• J277
• J308 (body wiring harness, 14 cm from breakout to g301)
• J504
• J506 (driver's door trim wiring harness, 11 cm from breakout to driver's window switch)
• J604
• J608 (front passenger's door trim wiring harness, 6.5 cm from front window switch)
• Jx207 (i/p harness, near steering column)
• Led dimming sply
• Left steering wheel control switch
• Nca
• Off
• Outside rearview mirror switch
• Park
• Passenger door lock switch
• Passenger window switch
• Radio (center of dash)
• Right steering wheel control switch
• Strg wheel fuse 2a
• Sw on sig
• Underhood fuse block (right side of engine compt)
• X201
• X275
• X277
• X500
• X503
• X600
• X604

NAVIGATION

Onstar Wiring Diagram for Chevrolet Impala LS 2012

List of elements for Onstar Wiring Diagram for Chevrolet Impala LS 2012:

• (left side of package shelf)
• (top center rear of roof) cellular & digital radio antenna
• (upf)
• A nca
• Audio common sig
• Batt backup low
• Batt positive vol
• Cellular
• Cellular mic sig
• Coax
• Communication
• Computer data lines system
• Drain wire
• G403
• Garage door opener (gdo)
• Gnd
• Hi spd gmlan (+)
• Hi spd gmlan (-)
• Hi spd gmlan data
• Hi spd gmlan serial
• Hot at all times
• Interface antenna-
• Keypad green led sig
• Keypad red led sig
• Keypad sig
• Left audio sig (+)
• Low spd gmlan data
• Microphone
• Mirrors system
• Nca
• On star fuse 10a
• Radio circuit
• Side of trunk)
• Tan
• Telephone
• Underhood fuse block (right side of engine compt)
• Vehicle communi- cation interface module (vcim) battery (left
• Vehicle communication interface module (vcim) (left side of trunk)
• W/ universal opener garage door
• W/o universal opener garage door
• Wireless
• X203
• X490

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 4) for Chevrolet Impala LS 2012

List of elements for Power Distribution Wiring Diagram (1 of 4) for Chevrolet Impala LS 2012:

• (body wiring harness, 10 cm from second breakout to x302) j311
• (not used)
• (right kick panel) i/p fuse block
• (right side of engine compartment) underhood fuse block
• Abs mtr1 fuse 60a
• Abs mtr2 fuse 60a
• Air bag fuse 10a
• Amp fuse 25a
• Audio amplifier (w/ enhanced audio speaker system)
• Automatic transmission shift lock control solenoid
• Aux fuse 20a
• Batt 1 fuse 60a
• Batt 2 fuse 60a
• Batt 4 fuse 30a
• Battery
• Blower motor control module
• Body control module (bcm)
• Cable pro fuse 200a
• Cnstr fuse 10a
• Digital radio receiver
• Door lock pcb relay
• Door unlock pcb relay
• Dr/lck fuse 25a
• Driver door unlock pcb relay
• Driver seat adjuster switch
• Driver window switch
• Ecm/ tcm fuse 15a
• Electronic brake control module (ebcm)
• Emergency vehicle headlamp flasher
• Emergency vehicle rear compartment lid lamp relay (if equipped)
• Engine control module (ecm)
• Evaporative emission (evap) canister vent solenoid valve
• From pwr/mir j fuse (diagram 1 of 4)
• G302 (floor, right of front passenger's seat)
• Generator
• Hdlp mdl fuse 15a
• Heated seat control module
• Htd/ seat fuse 20a
• I/p fuse block (right kick panel)
• Inflatable restraint front passenger presence system (pps) module
• Inflatable restraint sensing & diagnostic module (sdm)
• Inside rearview mirror
• Int lts/ pnl dim fuse 15a
• J375
• Outside rearview mirror switch
• Passenger seat adjuster switch (if equipped)
• Passenger window switch
• Pwr/mir fuse 2a
• Pwr/seat circuit breaker 25a
• Pwr/wndw circuit breaker 25a
• Radio
• Radio fuse 20a
• Rap fuse 10a
• Rap relay
• Red
• S/roof fuse 20a
• Starter
• Sunroof control module
• Tan
• To center seat accessory power outlet (diagram 2 0f 4)
• To fusible link (diagram 2 of 4)
• To rt t/sig fuse (diagram 2 of 4)
• To s/roof fuse (diagram 1 of 4)
• Transmission control module (tcm)
• Trunk relay
• W/ 8 way driver seat adjuster
• W/ digital audio
• W/ dual reading lamps
• W/ dual reading lamps & power sliding roof
• W/ dual reading lamps or power sliding roof
• W/ front compartment floor console
• W/ front seat heater
• W/ headlamp flasher
• W/ police
• W/ power sliding roof
• W/o 8 way driver seat adjuster
• W/o headlamp flasher
• X1 b1
• X1 c2
• X122
• X200 a2
• X200 a8
• X210
• X3 b1
• X311 a
• X311 g
• X313
• X313 a
• X398
• X398 f
• X4 d2
• X4 f1
• X409 b
• X490 a6
• X490 b6
• X500 a2
• X500 c2
• X503 a2
• X503 c2
• X600
• X600 a2
• X604 a
• Xm fuse 10a

Power Distribution Wiring Diagram (2 of 4) for Chevrolet Impala LS 2012

List of elements for Power Distribution Wiring Diagram (2 of 4) for Chevrolet Impala LS 2012:

• 30a
• 50a
• Air bag/ display fuse 10a
• Aux pwr fuse 25a
• Body control module (bcm)
• Center console accessory power outlet 1
• Center console accessory power outlet 2
• Center console compartment accessory power outlet
• Center seat accessory power outlet
• Circuit breaker
• Control solenoid valve assembly
• Ecm ign fuse 10a
• Engine control module (ecm)
• From aux fuse (diagram 1 of 4)
• From hdlp mdl a fuse (diagram 1 of 4)
• From underhood fuse block (diagram 1 of 4)
• G111 (above starter motor)
• G200 (right side of dash)
• G201 (left side of dash)
• G302 (floor, right of front passenger's seat)
• Hvac control module
• I/p accessory power outlet 1 (w/ floor console)
• I/p accessory power outlet 2 (w/ floor console)
• Ign main pcb relay
• Inflatable restraint i/p module indicator
• Inflatable restraint sensing & diagnostic module (sdm)
• Instrument panel cluster (ipc)
• J101
• J231
• J375
• Jx206 (i/p harness, near steering column)
• K1 x4
• Lt t/sig fuse 15a
• Nca
• Pnk
• Pwr drop/ crnk fuse 10a
• Rear junction block (right side of trunk)
• Rt t/sig fuse 15a
• Seo 1 relay
• Seo 2 relay
• To chmsl/bckup fuse (diagram 3 of 4)
• Trans fuse 10a
• Underhood fuse block (right side of engine compt)
• W/ floor console
• W/ police
• W/o floor console
• X2 e2
• X200 d4
• X3 g2
• X360
• X362

Power Distribution Wiring Diagram (3 of 4) for Chevrolet Impala LS 2012

List of elements for Power Distribution Wiring Diagram (3 of 4) for Chevrolet Impala LS 2012:

• (right side of engine compt) underhood fuse block
• 5 volt reference
• A/c cmprsr relay
• Acc
• Acc volt
• Air pump fuse 60a
• Air sol fuse 15a
• Battery positive volt
• Bcm fuse 10a
• Body control module (bcm)
• Chmsl/ bckup fuse 10a
• Data link connector (dlc)
• Display fuse 10a
• Drl pcb relay
• Fan 1 fuse 30a
• Fan 1 relay
• Fan 2 fuse 30a
• Fan 3 relay
• Fog lp pcb relay
• From ign main c pcb relay (diagram 2 of 4)
• From rt spot d fuse (diagram 3 of 4)
• Garage door opener (gdo)
• High beam pcb relay
• Hvac control module
• Ign
• Ign 1 volt
• Ignition switch
• Instrument panel cluster (ipc)
• Int lights fuse 10a
• J204 (steering column harness, between bcm connector c1 & ignition switch)
• Jx206 (i/p harness, near steering column)
• Key in ignition switch
• Left spot lamp (if equipped)
• Low beam pcb relay
• Lt spot fuse 15a
• Nca
• Off
• Onstar fuse 10a
• Pnk
• Rear defog relay
• Remote control door lock receiver (rcdlr)
• Right spot lamp (if equipped)
• Rt spot fuse 15a
• Run
• Rvc sen fuse 10a
• Secondary air injection (air) pump relay
• Secondary air injection (air) pump solenoid relay
• Start
• Theft deterrent module (tdm)
• To drl pcb relay (diagram 3 of 4)
• To park pcb relay (diagram 4 of 4)
• Vehicle communication interface module (vcim)
• W/ garage door opener w/o gps
• W/ gps & garage door opener
• W/ gps w/o garage door opener
• W/ pzev & bin 4
• Wiper high pcb relay
• Wiper pcb relay
• Wpr fuse 25a
• X201
• X203 c7
• X490

Power Distribution Wiring Diagram (4 of 4) for Chevrolet Impala LS 2012

List of elements for Power Distribution Wiring Diagram (4 of 4) for Chevrolet Impala LS 2012:

• (fuel injector wiring harness)
• (fuel injector wiring harness) j109
• A/c cmprsr relay
• Emissions 1 fuse 15a
• Emissions 2 fuse 15a
• Engine control module (ecm)
• Etc/ecm fuse 15a
• Evaporative emission (evap) canister purge solenoid valve
• Fan 1 relay
• Fan 2 relay
• Fan 3 relay
• From a/c cmprsr relay (diagram 3 of 4)
• From inj 2 fuse g (diagram 4 of 4)
• Fuel injector 1
• Fuel injector 2
• Fuel injector 3
• Fuel injector 4
• Fuel injector 5
• Fuel injector 6
• Fuel/ pump relay
• Heated oxygen sensor (ho2s)
• Horn pcb relay
• Ignition control module (icm)
• Inj 1 fuse 20a
• Inj 2 fuse 20a
• J109
• Mass air flow (maf)/ intake air temperature (iat) sensor
• Nca
• Park lp pcb relay
• Pnk
• Pwr/trn relay
• Secondary air injection (air) pump relay (w/ pzev & bin 4)
• Secondary air injection (air) pump solenoid relay (w/ pzev & bin 4)
• Strtr relay
• To emissions 1 fuse (diagram 4 of 4)
• Underhood fuse block (right side of engine compt)
• Vacuum pump relay
• Ws wash pcb relay
• X102

POWER DOOR LOCKS

Power Door Locks Wiring Diagram (1 of 2) for Chevrolet Impala LS 2012

List of elements for Power Door Locks Wiring Diagram (1 of 2) for Chevrolet Impala LS 2012:

• (floor, left of driver's seat)
• (floor, right of front passenger's seat) g302
• (if equipped) keyless entry antenna
• (under defroster grill panel) remote control door lock receiver (rcdlr)
• Ajar
• Antenna sig
• B3 x4
• Body control module (bcm) (left side of dash)
• C5 x503
• Closed
• Coax
• Computer data lines system
• Display fuse 10a
• Door lock pcb relay
• Door unlock pcb relay
• Dr/lck fuse 25a
• Driver door lock switch
• Driver door unlock pcb relay
• Exterior lights system
• G x120
• G x604
• G101 (behind left headlight)
• G202 (left side of dash)
• G301
• G302 (floor, right of front passenger's seat)
• G303 (top of left "a" pillar)
• Ground
• Ground distribution system
• Hazard sw sig
• Headlights system
• Hi beam relay
• Hood ajar sw
• Hood ajar switch (w/ remote keyless entry) (part of hood latch)
• Hood closed sw
• Horn rly ctrl
• Horns system
• Hot at all times
• I/p fuse block (right kick panel)
• Interior lights system
• J1 x1
• J375
• J474 (body harness, 45.5 cm from breakout to x409)
• J504
• J604
• Jx206 (i/p harness, near steering column)
• Lf ajar sw sig
• Lf open sw sig
• Lid ajar sw sig
• Lock
• Lock rly ctrl
• Lock sig
• Lr ajar sw sig
• Pass dr open sw
• Passenger door lock switch
• Prk lmp rly ctrl
• Rear compartment lid release actuator (center of deck lid)
• Rf ajar sw sig
• Rr ajar sw sig
• Rvc sen fuse 10a
• Serial data
• Tan
• Trunk release rly
• Trunk, tailgate, fuel doors system
• Underhood fuse block (right side of engine compt)
• Unlock
• Unlock rly ctrl
• Unlock sig
• W/ police
• X2 g1
• X500
• X600
• X604

Power Door Locks Wiring Diagram (2 of 2) for Chevrolet Impala LS 2012

List of elements for Power Door Locks Wiring Diagram (2 of 2) for Chevrolet Impala LS 2012:

• (body wiring harness, 5 cm from breakout to x313) j315
• (floor, left of driver's seat) g301
• Air bag/ display fuse 10a
• Ajar
• Computer data lines system
• Door lock actuator
• Door lock ajar indicator switch
• Door lock open indicator switch
• Driver door lock (driver's door)
• Driver information center (dic)
• G302 (floor, right of front passenger's seat)
• Hot w/ ign main pcb relay energized
• Ign
• Ign 1 volt
• Instrument panel cluster (ipc)
• J303
• J314 (body wiring harness, 16 cm from breakout to x313)
• J359 (body wiring harness, 24 cm from breakout to x311)
• J375
• J505
• J604
• Jx206 (i/p harness, near steering column)
• K4 x4
• Left rear door lock (left rear door)
• Logic
• Low speed gmlan serial data
• Open
• Passenger door lock (front passenger's door)
• Pnk
• Right rear door lock (right rear door)
• Security ind
• Tan
• Underhood fuse block (right side of engine compt)
• W/ theft deterrent
• W/o theft deterrent
• X500
• X600
• X700
• X800

POWER MIRRORS

Electrochromic Mirror Wiring Diagram for Chevrolet Impala LS 2012

List of elements for Electrochromic Mirror Wiring Diagram for Chevrolet Impala LS 2012:

• & power sliding roof)
• (body wiring harness, 24 cm from breakout to x405) j324
• (floor, left of driver's seat) g301
• (left side of dash) body control module (bcm)
• Acc volt
• Ambient sensor (windshield side)
• Automatic day/night mirror
• Emergency
• Emergency ind
• Gnd
• Headlamp sensor (mirror side)
• Hot w/ rap relay energized
• I/p fuse block (right kick panel)
• Inside rearview mirror (isrvm)
• Interior lights system
• J390
• Keypad green led ind
• Keypad red led ind
• Keypad sig
• Left mirror switch
• Logic
• Onstar
• Onstar button assembly
• Onstar ind
• Phone
• Phone ind
• Rap fuse 10a
• Red led sig
• Res to daytime reflec- tivity in reverse
• Right mirror switch
• Sply
• Vehicle communication interface module (vcim) (left side of trunk)
• Volt x6
• X490

Power Mirrors Wiring Diagram for Chevrolet Impala LS 2012

List of elements for Power Mirrors Wiring Diagram for Chevrolet Impala LS 2012:

• B10
• Defogger system
• Driver
• Driver outside rearview mirror
• G301 (floor, left of driver's seat)
• Hot at all times
• I/p fuse block (right kick panel)
• Interior lights system
• J504
• Left/ right
• Nca
• Outside rearview mirror switch
• Pass
• Passenger outside rearview mirror
• Pwr/mir fuse 2a
• Tan
• Up/ down
• X500
• X503
• X600

POWER SEATS

Heated Seats Wiring Diagram for Chevrolet Impala LS 2012

List of elements for Heated Seats Wiring Diagram for Chevrolet Impala LS 2012:

• Batt pos volt
• Class 2 serial data
• Cushion element sply volt
• Cushion temp sensor sig
• Cushion temp sensor signal
• Dr seat back element ctrl
• Driver back heated seat element (driver's seat back)
• Driver cushion heated seat element
• Driver heated seat high indicator
• Driver heated seat low indicator
• Driver heated seat switch
• G301 (floor, left of driver's seat)
• Gmlan sensor data
• Ground
• Heated seat control module (under driver's seat)
• Hot at all times
• Htd/seat fuse 20a
• Hvac module (center of dash)
• I/p fuse block (right kick panel)
• J350 (body wiring harness, 14.5 cm from breakout to g302)
• Jx205 (clipped to inner dash structure, to right of steering column)
• Logic
• Nca
• Passenger back heated seat element (front passenger's seat back)
• Passenger cushion heated seat element
• Passenger heated seat high indicator
• Passenger heated seat low indicator
• Passenger heated seat switch
• Pnk
• Seat back element ctrl
• Seat element sply volt
• Sensor low ref
• Tan
• Temp sensor low ref
• X1 g1
• X311
• X313

Power Seat Wiring Diagram for Chevrolet Impala LS 2012

List of elements for Power Seat Wiring Diagram for Chevrolet Impala LS 2012:

• A a
• B b
• Back
• C f
• D c
• Driver seat adjuster motor assembly (under driver's seat)
• Driver seat adjuster switch
• Driver seat recline motor (w/ 8-way power seat) (right side of driver's seat back)
• E d
• Except 8-way
• F e
• Forward
• Front down
• Front up
• Front vertical motor
• G301 (floor, left of driver's seat)
• G302 (floor, right of front passenger's seat)
• Horizontal motor
• Hot at all times
• I/p fuse block (right kick panel)
• J g
• J303
• J311
• J375
• K h
• Passenger seat adjuster motor assembly (under front passenger's seat)
• Passenger seat adjuster switch
• Power seat
• Pwr/ seat circuit breaker 25a
• Rear down
• Rear up
• Rear vertical motor
• Rearward
• Tan
• W/ 8-way
• X1 d1
• X311
• X311 m
• X313
• X313 a

POWER TOP/SUNROOF

Power Top/Sunroof Wiring Diagram for Chevrolet Impala LS 2012

List of elements for Power Top/Sunroof Wiring Diagram for Chevrolet Impala LS 2012:

• Accessory voltage
• Battery positive voltage
• Close
• G301 (floor, left of driver's seat)
• Ground
• Hot at all times
• Hot w/ rap relay energized
• I/p fuse block (right kick panel)
• J364 (w/ dual reading lamps & inside rear
• J390
• Open
• Rap fuse 10a
• S/roof fuse 20a
• Sunroof control module
• Sunroof motor (front center of sunroof module)
• Sunroof switch
• Sunroof switch close signal
• Sunroof switch low reference
• Sunroof switch open signal
• View light sensitive) (roof wiring harness, 10 cm from breakout to x398)
• X398
• X490

POWER WINDOWS

Power Windows Wiring Diagram for Chevrolet Impala LS 2012

List of elements for Power Windows Wiring Diagram for Chevrolet Impala LS 2012:

• (body wiring harness, 16.5 cm from breakout to x301) j307
• Down
• Driver window motor (driver's door)
• Driver window switch
• Express down
• Express logic
• G301 (floor, left of driver's seat)
• G302 (floor, right of front passenger's seat)
• Ground distribution system
• Hot w/ rap relay energized
• I/p fuse block (right kick panel)
• Illumination
• Interior lights system
• J504
• J604
• Left rear window motor (left rear door)
• Left rear window switch
• Passenger window motor (front passenger's door)
• Passenger window switch
• Pwr/wndw circuit breaker 25a
• Right rear window motor (right rear door)
• Right rear window switch
• Tan
• Window lock out switch
• X500 a2
• X500 a5
• X500 a7
• X503 a2
• X503 a5
• X503 a7
• X600 a5
• X604
• X604 c
• X604 e
• X700 h
• X800 h

RADIO

Onstar Wiring Diagram for Chevrolet Impala LS 2012

List of elements for Onstar Wiring Diagram for Chevrolet Impala LS 2012:

• (left side of package shelf)
• (top center rear of roof) cellular & digital radio antenna
• (upf)
• A nca
• Audio common sig
• Batt backup low
• Batt positive vol
• Cellular
• Cellular mic sig
• Coax
• Communication
• Computer data lines system
• Drain wire
• G403
• Garage door opener (gdo)
• Gnd
• Hi spd gmlan (+)
• Hi spd gmlan (-)
• Hi spd gmlan data
• Hi spd gmlan serial
• Hot at all times
• Interface antenna-
• Keypad green led sig
• Keypad red led sig
• Keypad sig
• Left audio sig (+)
• Low spd gmlan data
• Microphone
• Mirrors system
• Nca
• On star fuse 10a
• Radio circuit
• Side of trunk)
• Tan
• Telephone
• Underhood fuse block (right side of engine compt)
• Vehicle communi- cation interface module (vcim) battery (left
• Vehicle communication interface module (vcim) (left side of trunk)
• W/ universal opener garage door
• W/o universal opener garage door
• Wireless
• X203
• X490

Radio Wiring Diagram, Police Option (1 of 2) for Chevrolet Impala LS 2012

List of elements for Radio Wiring Diagram, Police Option (1 of 2) for Chevrolet Impala LS 2012:

• (left side of dash) g202
• (not used)
• Antenna radio sig
• Antenna sig
• Audio common sig
• Battery
• Coax
• Computer data lines system
• Drain wire
• Gmlan serial data
• Ground
• Hot at all times
• Interior lights system
• L audio sig (+)
• Led dimming sig
• Left front door speaker
• Left front tweeter speaker
• Left rear speaker
• Lf speaker output (+)
• Lf speaker output (-)
• Lr speaker output (+)
• Lr speaker output (-)
• Nca
• Pnk
• Radio (center of dash)
• Radio antenna module (left side of back window)
• Radio fuse 20a
• Radio rear window antenna
• Rf speaker output (+)
• Rf speaker output (-)
• Right front door speaker
• Right front tweeter speaker
• Right rear speaker
• Rr speaker output (+)
• Rr speaker output (-)
• Sply volt
• Tan
• Underhood fuse block (right side of engine compt)
• Vehicle communication interface module (vcim) (if equipped) (left side of trunk)
• W/ wiring provisions
• W/o wiring provisions
• X2 g2
• X200
• X200 a6
• X203
• X267
• X268
• X303
• X500
• X600

Radio Wiring Diagram, Police Option (2 of 2) for Chevrolet Impala LS 2012

List of elements for Radio Wiring Diagram, Police Option (2 of 2) for Chevrolet Impala LS 2012:

• (steering wheel harness, behind inflatable restraint steering wheel module)
• Body control module (bcm) (left side of dash)
• Computer data lines system
• Cruise control system
• Ctrl sig
• D7 x600
• Inflatable restraint steering wheel module coil (under steering wheel)
• Info
• J213
• Left front door speaker
• Left front tweeter speaker
• Left rear speaker
• Nca
• Right front door speaker
• Right front tweeter speaker
• Right rear speaker
• Right steering wheel control switch
• Seek down
• Seek up
• Serial data
• Sply volt
• Srce
• Tan
• Voice
• Vol down
• Vol up
• W/ wiring provisions
• W/o wiring provisions
• X200
• X200 a6
• X203
• X203 d4
• X267 b
• X268
• X269
• X275 e
• X277 e
• X500 d7

Radio Wiring Diagram, with Amplifier for Chevrolet Impala LS 2012

List of elements for Radio Wiring Diagram, with Amplifier for Chevrolet Impala LS 2012:

• (left side of dash) g202
• (steering wheel harness, behind inflatable restraint steering wheel module)
• Amp fuse 25a
• Antenna radio sig
• Antenna sig
• Audio amplifier (center front of trunk)
• Audio common sig
• Battery
• Body control module (bcm) (left side of dash)
• Coax
• Computer data lines system
• Cruise control system
• Ctrl sig
• D2 x1
• Drain wire
• Drain wire x2
• Gmlan serial data
• Ground
• Hot at all times
• I/p fuse block (right kick panel)
• Inflatable restraint steering wheel module coil (under steering wheel)
• Info
• Interior lights system
• J213
• L audio sig (+)
• L audio sig (+) nca
• Led dimming sig
• Left audio sig (+)
• Left audio sig (-)
• Left front door speaker
• Left front tweeter speaker
• Left rear speaker
• Left sub spkr out (+)
• Left sub spkr out (-)
• Lf audio sig (+)
• Lf audio sig (-)
• Lf spkr out (+)
• Lf spkr out (-)
• Lr audio sig (+)
• Lr audio sig (-)
• Lr spkr out (+)
• Lr spkr out (-)
• Nca
• Pnk
• Radio (center of dash)
• Radio antenna module (left side of back window)
• Radio audio mute sig
• Radio fuse 20a
• Radio rear window antenna
• Rf audio sig (+)
• Rf audio sig (-)
• Rf spkr out (+)
• Rf spkr out (-)
• Right audio sig (+)
• Right audio sig (-)
• Right front door speaker
• Right front tweeter speaker
• Right rear speaker
• Right steering wheel control switch
• Right sub spkr out (+)
• Right sub spkr out (-)
• Rr audio sig (+)
• Rr audio sig (-)
• Rr spkr out (+)
• Rr spkr out (-)
• Satellite radio circuit
• Seek down
• Seek up
• Serial data
• Sply volt
• Srce
• Tan
• Underhood fuse block (right side of engine compt)
• Vehicle communication interface module (vcim) (if equipped) (left side of trunk)
• Voice
• Vol down
• Vol up
• X2 g2
• X200
• X203
• X275 e
• X277 e
• X303
• X500
• X600

Radio Wiring Diagram, without Amplifier for Chevrolet Impala LS 2012

List of elements for Radio Wiring Diagram, without Amplifier for Chevrolet Impala LS 2012:

• (left side of dash) g202
• (steering wheel harness, behind inflatable restraint steering wheel module)
• Antenna radio sig
• Antenna sig
• Audio common sig
• Battery
• Body control module (bcm) (left side of dash)
• Coax
• Computer data lines system
• Cruise control system
• Ctrl sig
• Drain wire
• G2 x2
• Gmlan serial data
• Ground
• Hot at all times
• Inflatable restraint steering wheel module coil (under steering wheel)
• Info
• Interior lights system
• J213
• L audio sig (+)
• Led dimming sig
• Left audio sig (+)
• Left audio sig (-)
• Left front door speaker
• Left front tweeter speaker
• Left rear speaker
• Lf speaker output (+)
• Lf speaker output (-)
• Lr speaker output (+)
• Lr speaker output (-)
• Nca
• Pnk
• Radio (center of dash)
• Radio antenna module (left side of back window)
• Radio fuse 20a
• Radio rear window antenna
• Rf speaker output (+)
• Rf speaker output (-)
• Right audio sig (+)
• Right audio sig (-)
• Right front door speaker
• Right front tweeter speaker
• Right rear speaker
• Right steering wheel control switch
• Rr speaker output (+)
• Rr speaker output (-)
• Satellite radio circuit
• Seek down
• Seek up
• Serial data
• Sply volt
• Srce
• Tan
• Underhood fuse block (right side of engine compt)
• Vehicle communication interface module (vcim) (if equipped) (left side of trunk)
• Voice
• Vol down
• Vol up
• X200 a6
• X200 c9
• X200 d3
• X203
• X203 c6
• X203 d4
• X275 e
• X277 e
• X303
• X500 d7
• X600 d7

Satellite Radio Wiring Diagram for Chevrolet Impala LS 2012

List of elements for Satellite Radio Wiring Diagram for Chevrolet Impala LS 2012:

• Antenna sig
• Battery
• Cellular & digital radio antenna (top center rear of roof)
• Coax
• Computer data lines system
• Digital radio receiver (right side of trunk)
• Drain wire
• G404 (right side of package shelf)
• Ground
• Hot at all times
• I/p fuse block (right kick panel)
• L aud sig (+)
• L aud sig (-)
• Nca
• R aud sig (+)
• R aud sig (-)
• Radio (center of dash)
• Serial data
• X200
• Xm fuse 10a

SHIFT INTERLOCK

Ignition Lock Solenoid Wiring Diagram for Chevrolet Impala LS 2012

List of elements for Ignition Lock Solenoid Wiring Diagram for Chevrolet Impala LS 2012:

• (closed in park)
• (left side of dash) g201
• (w/ spo dvd) j205
• A/t shift lock control solenoid (w/ floor shifter: under center console) (w/o floor shifter: right side of steering column)
• Ground distribution system
• Hot w/ rap relay energized
• I/p fuse block (right kick panel)
• Ignition lock cylinder control actuator (right side of steering column)
• Ignition lock cylinder control switch
• Power distribution system
• Rap fuse 10a
• W/ floor console
• W/ spo dvd
• X201
• X203
• X205

Shift Interlock Wiring Diagram for Chevrolet Impala LS 2012

List of elements for Shift Interlock Wiring Diagram for Chevrolet Impala LS 2012:

• (above starter motor) g111
• (left side of dash)
• (left side of dash) body control module (bcm)
• (left side of dash) brake pedal position sensor
• 5 volt ref
• A/t shift lock control solenoid (right side of steering column)
• A/t shift lock control solenoid (under center console)
• Automatic transmission
• Automatic transmission internal mode switch (ims)
• Computer data
• Computer data lines system
• Engine control module (ecm) (inside air cleaner assembly)
• G201
• G302 (floor, right of front passenger's seat)
• Gmlan serial data bus +
• Gmlan serial data bus - x1
• Ground distribution system
• Hot at all times
• J101
• J375
• Lines system
• Low ref
• Park/neutral sig x2
• Rvc sen fuse 10a
• Serial data bus (+)
• Serial data bus (-)
• Stop lamp sw sig
• Tan
• Underhood fuse block (right side of engine compt)
• W/ floor shifter
• W/o floor shifter
• X201
• X203

STARTING/CHARGING

Charging Wiring Diagram for Chevrolet Impala LS 2012

List of elements for Charging Wiring Diagram for Chevrolet Impala LS 2012:

• (on positive battery cable) battery current sensor
• (top right rear
• 200a
• Batt +
• Battery
• Battery positive volt
• Body control module (bcm) (left side of dash)
• Charging indicator
• Computer data lines system
• Current sensor low ref
• Current sensor sig
• Display fuse 10a
• Driver information center (dic) display
• Engine control module (ecm) (inside air cleaner assembly)
• G102 (near battery)
• G111 (above starter motor)
• G202 (left side of dash)
• Generator
• Generator field duty cycle sig
• Generator inline fuse
• Generator turn on sig
• Gnd
• Hi spd gmlan serial data bus +
• Hi spd gmlan serial data bus -
• High spd gmlan serial data bus +
• High spd gmlan serial data bus -
• Hot at all times
• Instrument panel cluster (ipc)
• Jx206 (i/p harness, near steering column)
• Lo spd gmlan serial data
• Logic
• Low ref
• Low spd gmlan serial data
• Of engine)
• Pnk
• Power distribution system
• Red
• Rvc sen fuse 10a
• Starter
• Tan
• Underhood fuse block (right side of engine compt)
• X105

Starting Wiring Diagram for Chevrolet Impala LS 2012

List of elements for Starting Wiring Diagram for Chevrolet Impala LS 2012:

• (lower left rear
• 5v ref
• Acc
• Automatic transmission
• Automatic transmission internal mode switch (ims)
• Battery
• Body control module (bcm) (left side of dash)
• Charging circuit
• Computer data lines system
• Control solenold valve assembly
• Engine control module (ecm) (inside air cleaner assembly)
• G102 (near battery)
• G111 (above starter motor)
• Ground distribution system
• Hi spd gmlan serial data bus +
• Hi spd gmlan serial data bus -
• Ignition switch
• J101
• Of engine)
• Off
• Off/run crank voltage
• Park/neutral sig
• Power distribution system
• Red
• Run
• Start
• Starter
• Starter relay coil control
• Strtr fuse 40a
• Strtr relay
• Tan
• Tan/
• Transmission control module
• Underhood fuse block (right side of engine compt)

SUPPLEMENTAL RESTRAINTS

Supplemental Restraints Wiring Diagram (1 of 2) for Chevrolet Impala LS 2012

List of elements for Supplemental Restraints Wiring Diagram (1 of 2) for Chevrolet Impala LS 2012:

• (driver's door) inflatable restraint left side impact sensor (sis)
• (front passenger's door) inflatable restraint right side impact sensor (sis)
• (left side of driver's seat back) inflatable restraint left side impact module
• (right "c" pillar)
• (right front
• (right side of front passenger's seat back) inflatable restraint right side impact module
• B12
• C11
• C12
• Driver seat belt buckle
• Driver seat belt pretensioner
• Driver seat belt retractor pretensioner
• Driver seat belt switch
• Inflatable restraint left roof rail module
• Inflatable restraint right front end sensor
• Inflatable restraint right roof rail module
• Inflatable restraint sensing & diagnostic module (under front passenger's seat)
• Left roof rail mod high
• Left roof rail mod low
• Lf end sensor sig
• Lf side impact mod high
• Lf side impact mod low
• Lh pretensioner high
• Lh pretensioner low
• Lh seat belt sw
• Lh seat belt sw low ref
• Lh side impact sensing mod
• Low ref
• Low ref rf end sensor sig
• Nca
• Of engine compt)
• Passenger seat belt buckle
• Passenger seat belt pretensioner
• Passenger seat belt retractor pretensioner
• Passenger seat belt switch
• Pin shorting bars engaged
• Pnk
• Red
• Rf side impact mod high
• Rf side impact mod low
• Rh pretensioner high
• Rh pretensioner low
• Rh roof rail mod high ctrl
• Rh roof rail mod low ctrl
• Rh seat belt sw sig
• Rh side impact sensing mod
• Shorting bar
• Tan
• When module connector is disconnected from harness: (shorting bars are connected between following pins in connector x2: 9-10, 11-12, 17-18, 37-38, 39-40, 53-54)
• X120
• X200
• X311
• X313
• X315
• X316
• X500
• X600

Supplemental Restraints Wiring Diagram (2 of 2) for Chevrolet Impala LS 2012

List of elements for Supplemental Restraints Wiring Diagram (2 of 2) for Chevrolet Impala LS 2012:

• (floor, right of front passenger's seat)
• (i/p harness, near steering column)
• (left front of engine compt)
• (left side
• Air bag
• Air bag fuse 10a
• Airbag/ display fuse 10a
• B11
• B12
• Batt positive volt
• Computer data lines system
• G201
• G302
• G302 (floor, right of front passenger's seat)
• Gnd
• Ground
• Hot at all times
• Hot in run or start
• I/p fuse block (right kick panel)
• I/p mod hi ctrl stage 1
• I/p mod hi ctrl stage 2
• I/p mod lo ctrl stage 1
• I/p mod lo ctrl stage 2
• Ign volt
• Inflatable restraint i/p module (right side of dash)
• Inflatable restraint i/p module indicator
• Inflatable restraint left front end sensor
• Inflatable restraint passenger presence system (pps) module (under front passenger's seat)
• Inflatable restraint sensing & diagnostic module (under front passenger's seat)
• Inflatable restraint steering wheel module (in steering wheel)
• Inflatable restraint steering wheel module coil (under steering wheel)
• Instrument panel cluster (ipc)
• Jx206
• Lo spd gmlan serial data
• Logic
• Of dash)
• Off ind
• On ind
• Passenger
• Pin shorting bars engaged
• Pnk
• Seat belt ind
• Shorting bar
• Steer whl hi ctrl stage 1
• Steer whl hi ctrl stage 2
• Steer whl lo ctrl stage 1
• Steer whl lo ctrl stage 2
• Tan
• Underhood fuse block (right side of engine compt)
• When module connector is disconnected from harness: (shorting bars are connected between following pins in connector x1: 1-2, 3-4, 5-6, 7-8)
• X120
• X200
• X250
• X278
• X313

TRANSMISSION

Transmission Wiring Diagram for Chevrolet Impala LS 2012

List of elements for Transmission Wiring Diagram for Chevrolet Impala LS 2012:

• (above starter motor)
• (engine wiring harness, 17
• (i/p harness, near steering
• (steering wheel harness, behind
• Acc
• Automatic transmission
• Automatic transmission assembly
• Automatic transmission fluid pressure manual valve position switch
• Automatic transmission fluid temperature (tft) sensor
• Automatic transmission input shaft speed (iss) sensor
• Automatic transmission internal mode switch (ims)
• Automatic transmission output shaft speed (oss) sensor
• Body control module (bcm) (left side of dash)
• Brk pedal sw sig
• Cm from the breakout to control
• Column)
• Computer data lines
• Computer data lines system
• Control solenoid valve assembly
• Data bus (+)
• Data bus (-)
• Driver information center (dic) display
• Engine control module (ecm) (inside air cleaner assembly)
• G111
• Gmlan
• Gmlan serial data bus+
• Gmlan serial data bus-
• Gnd
• Hot at all times
• Hot w/ ign
• Ign
• Inflatable restraint steering wheel module coil (under steering wheel)
• Inflatable restraint steering wheel module)
• Instrument panel cluster
• Iss hi sig
• Iss lo sig
• J102
• J213
• Jx207
• Left steering wheel control switch
• Logic
• Low ref
• Oss hi sig
• Oss lo sig
• P/n sig
• P/n sw
• Pc 1 solenoid
• Pc 2 solenoid
• Pc 3 solenoid
• Pc 4 solenoid
• Pc 5 solenoid
• Pnk
• Pressure control (pc) solenoid valve 1
• Pressure control (pc) solenoid valve 2
• Pressure control (pc) solenoid valve 3
• Pressure control (pc) solenoid valve 4
• Pressure control (pc) solenoid valve 5
• Red
• Red/
• Relay energized
• Serial data
• Shift solenoid (ss) valve 1
• Shift solenoid (ss) valve 2
• Sig gnd
• Solenoid valve assembly)
• Sply vol
• Ss 1
• Ss 2
• Stop lp sw sig
• System
• Tan
• Tcc solenoid
• Tcm fuse 10a
• Tfp 1
• Tfp 3
• Tfp 4
• Tfp 5
• Tft
• Torque converter clutch pressure control (pc) solenoid valve
• Trans fuse 10a
• Transmission control module (tcm)
• Trns range sig a
• Trns range sig b
• Trns range sig c
• Trns range sig p
• Underhood fuse block (right side of engine compt)
• W/ accessory steering wheel control
• X111
• X275
• X277

TRUNK, TAILGATE, FUEL DOOR

Trunk Release Wiring Diagram for Chevrolet Impala LS 2012

List of elements for Trunk Release Wiring Diagram for Chevrolet Impala LS 2012:

• (under defroster grill panel) remote control door lock receiver (rcdlr)
• A5 x1
• Batt 1 fuse 60a
• Body control module (bcm) (left side of dash)
• Driver information center (dic) display
• G202 (left side of dash)
• G302 (floor, right of front passenger's seat)
• Gmlan
• Gmlan serial data x3
• Ground
• Headlamp switch
• Hot at all times
• I/p fuse block (right kick panel)
• Instrument panel cluster (ipc)
• J375
• Jx205 (clipped to inner dash structure, to right of steering column)
• Logic
• Low speed gmlan serial data
• Rear ajar switch
• Rear compartment lid release actuator (center of deck lid)
• Rear compartment lid release actuator diode
• Release ctrl
• Rly ctrl
• Serial data
• Trunk fuse 10a
• Trunk relay
• Underhood fuse block (right side of engine compt)
• X2 a
• X4 e3

WARNING SYSTEMS

Warning Systems Wiring Diagram for Chevrolet Impala LS 2012

List of elements for Warning Systems Wiring Diagram for Chevrolet Impala LS 2012:

• (left side of dash)
• Abs ind
• Acc
• Air bag/ display fuse 10a
• Ajar
• Auto
• Battery positive volt
• Bcm fuse 10a
• Belt ind ctrl
• Body control module (bcm) (left side of dash)
• Brake fluid level switch (on brake fluid reservoir)
• Brake ind
• Chmsl/ back-up fuse 10a
• Computer data lines system
• Driver door lock (driver's door)
• Driver information center (dic) display
• Driver seat belt buckle
• Driver seat belt switch
• G202
• G202 (left side of dash)
• G301 (floor, left of driver's seat)
• Ground
• Head
• Headlamp switch
• Hot at all times
• Hot w/ ign main pcb relay energized
• Ignition switch
• Ind ctrl
• Inflatable restraint i/p module indicator
• Inflatable restraint sensing & diagnostic module (sdm) (under front passenger's seat)
• Instrument panel cluster (ipc)
• Int lights fuse 10a
• Int lts/ pnl dim fuse 15a
• J214
• J505
• Jx206 (i/p harness, near steering column)
• Key-in ignition switch
• Left
• Left seat belt sw sig
• Left turn ind
• Left turn sig sw sig
• Lf door ajar sw sig
• Lf door open sw sig
• Logic
• Low engine oil pressure ind
• Low ref
• Low tire pressure ind
• Lt t/sig fuse 15a
• Nca
• Off
• Off/run/crank voltage
• Open
• Park
• Park brake switch (park brake assembly)
• Park brake switch sig
• Park lamp sw on sig
• Passenger seat belt buckle
• Passenger seat belt ind
• Passenger seat belt switch
• Pnk
• Power distribution system
• Radio
• Remote control door lock receiver (rcdlr) (under defroster grill panel)
• Right
• Right seat belt sw sig
• Right turn ind
• Right turn sig sw sig
• Rt t/sig fuse 15a
• Run
• Rvc sen fuse 10a
• Seat belt ind
• Serial data
• Start
• Tan
• Turn signal/ multi-function switch
• Underhood fuse block (right side of engine compt)
• Vdc ind
• W/ theft deterrent system
• W/o theft deterrent system
• X1 a
• X1 b
• X201
• X311 b
• X313
• X500

WIPER/WASHER

Wiper/Washer Wiring Diagram for Chevrolet Impala LS 2012

List of elements for Wiper/Washer Wiring Diagram for Chevrolet Impala LS 2012:

• Battery
• Body control module (bcm) (left side of dash)
• Delay switch
• Display fuse 10a
• Driver information center (dic)
• E2 x3
• G100 (behind right headlight)
• G200 (right side of dash)
• G202 (left side of dash)
• Gmlan serial data
• Ground
• H6 x2
• High
• Hot at all times
• Instrument panel cluster (ipc)
• Int
• J124
• Jx205 (clipped to inner dash structure, to right of steering column)
• Jx206 (i/p harness, near steering column)
• Logic
• Low
• Low washer fluid ind sig
• Mist
• Off
• Park sw sig
• Park switch
• Pnk
• Rear defog relay
• Speed rly ctrl x5
• Tan
• Turn signal/ multi-function switch
• Underhood fuse block (right side of engine compt)
• Washer switch
• Windshield washer fluid level switch (in washer fluid container)
• Windshield washer fluid pump (in washer fluid container)
• Windshield washer fluid pump diode
• Windshield washer rly ctrl
• Windshield washer sw sig x1
• Windshield wiper motor (left rear of engine compt)
• Windshield wiper sw high sig
• Windshield wiper sw low sig
• Wipe hi diode
• Wipe low diode
• Wiper high
• Wiper high pcb relay
• Wiper pcb relay
• Wiper rly ctrl
• Wiper switch
• Wpr fuse 25a
• Ws wash pcb relay
• Wsw fuse 15a
• X120
• X4 b3