Diagram sections — 30 (59 total)
AIR CONDITIONING ANTI-LOCK BRAKES ANTI-THEFT BODY CONTROL MODULES COMPUTER DATA LINES COOLING FAN CRUISE CONTROL DEFOGGERS ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS NAVIGATION POWER DISTRIBUTION POWER DOOR LOCKS POWER MIRRORS POWER SEATS POWER TOP/SUNROOF POWER WINDOWS RADIO SHIFT INTERLOCK STARTING/CHARGING SUPPLEMENTAL RESTRAINTS TRANSMISSION TRUNK, TAILGATE, FUEL DOOR WARNING SYSTEMS WIPER/WASHER
AIR CONDITIONING Manual A/C Wiring Diagram (1 of 2) for Chevrolet Impala Limited LTZ 2014 List of elements for Manual A/C Wiring Diagram (1 of 2) for Chevrolet Impala Limited LTZ 2014: 70 87a A/c comp sol ctrl rr defog rly ctrl temp sens sig A/c comp sol volt sply A/c compressor A/c compressor clutch A/c compressor fuse 10a A/c compressor relay 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 switch Computer data lines system Defogger Defogger system Emission 2 fuse 15a Evaporator temperature sensor (left side of hvac module) Fan 1 fuse 30a Fan 1 relay Fan 2 fuse 30a Fan 2 relay Fan 3 relay G100 (behind right headlight) G111 (lower left rear of engine) G201 (center of dash) G202 (center of dash) Gnd High Hot at all times Hot w/ pwr/trn relay energized Hvac control module Ign 1 vol Ind Interior lights system J103 Led dim sply Left air temperature actuator (w/ auxiliary temperature control) (left side of hvac module) Left cooling fan engine diode Left temperature control switch (w/ auxiliary temperature control) Logic Low Low ref Lt air temp b Mode actuator (right side of hvac module) 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 blower housing) Recirculation b Recirculation switch Right air temperature actuator (right side of hvac module) Right cooling fan engine diode Right temperature control switch (w/ auxiliary temperature control) Sens ctrl Serial data Speed ctrl Tan Underhood fuse block (right side of engine compt) X115 X120 Manual A/C Wiring Diagram (2 of 2) for Chevrolet Impala Limited LTZ 2014 List of elements for Manual A/C Wiring Diagram (2 of 2) for Chevrolet Impala Limited LTZ 2014: 41 (behind right headlight) 5v reference 1 A/c comp clutch ctrl A/c press signal A/c refrigerant pressure sensor (on a/c line, 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 (under right side of dash) Blower motor control module (bottom of blower motor assembly) 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 (left rear of left cylinder head) Engine coolant temperature ind G100 G200 (right side of dash) Gmlan serial data Gnd Hi spd relay ctrl Hot at all times 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 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 Limited LTZ 2014 List of elements for Anti-lock Brakes Wiring Diagram (1 of 2) for Chevrolet Impala Limited LTZ 2014: 49 (front of left cylinder bank) g115 (on brake fluid reservoir) brake fluid level switch 12-v ref 12v ref 5v ref Abs ind Abs mtr 1 fuse 60a Abs mtr 2 fuse 60a Brake ind Brake pressure modulator valve (bpmv) Brake warning ind ctrl 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 (center 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 Low ref Lr wheel sens lo ref Lr wheel sens sig Pump motor Pump motor control Rf wheel sens lo ref Rf wheel sens sig Rly ctrl Rr wheel sens lo ref Rr wheel sens sig Sens sig Serial data communication Stability control off ind Steering angle sensor (base of steering column) Tan Underhood fuse block (right side of engine compt) Vehicle spd sig W/ police car X101 X115 X203 Yaw & lateral accelerometer sensor (under center console) Anti-lock Brakes Wiring Diagram (2 of 2) for Chevrolet Impala Limited LTZ 2014 List of elements for Anti-lock Brakes Wiring Diagram (2 of 2) for Chevrolet Impala Limited LTZ 2014: 35 5v ref Auxiliary brake booster pump B10 Body control module (bcm) (left side of dash) Brake booster vacuum sensor Brake pedal position sensor (top of brake pedal assembly) Computer data lines system G111 (lower left rear of engine) G202 (center of dash) Headlamp switch High speed gmlan serial data bus + High speed gmlan serial data bus - Hot at all times J103 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 Nca Park brake sw sig Park brake switch (park brake assembly) 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 Underhood fuse block (right side of engine compt) Vacuum pump fuse 20a Vacuum pump relay X101 X203 X405
ANTI-THEFT Forced Entry Wiring Diagram (1 of 2) for Chevrolet Impala Limited LTZ 2014 List of elements for Forced Entry Wiring Diagram (1 of 2) for Chevrolet Impala Limited LTZ 2014: 72 (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 (center 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 (on deck lid latch assembly) 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/ emergency vehicle rear compartment lid lamp X2 g1 X500 X600 X604 Forced Entry Wiring Diagram (2 of 2) for Chevrolet Impala Limited LTZ 2014 List of elements for Forced Entry Wiring Diagram (2 of 2) for Chevrolet Impala Limited LTZ 2014: 39 (body wiring harness, 5 cm from breakout to x313) j315 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) display G301 (floor, left of driver's seat) G302 (floor, right of front passenger's seat) Hot w/ ign main pcb relay energized Ign Ign 1 volt Instrument panel cluster (ipc) J303 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 Tan j314 (body wiring harness, 16 cm from breakout to x313) 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 Limited LTZ 2014 List of elements for Pass-Key Wiring Diagram for Chevrolet Impala Limited LTZ 2014: 35 (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 (center 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 Limited LTZ 2014 List of elements for Body Control Modules Wiring Diagram (1 of 2) for Chevrolet Impala Limited LTZ 2014: 75 (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 Limited LTZ 2014 List of elements for Body Control Modules Wiring Diagram (2 of 2) for Chevrolet Impala Limited LTZ 2014: 63 (center of dash) g202 (left side of dash) body control module (bcm) (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/ backup 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) G113 G202 (center 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 Limited LTZ 2014 List of elements for Computer Data Lines Wiring Diagram for Chevrolet Impala Limited LTZ 2014: 58 (clipped to inner dash structure, to right of steering column) jx205 (not used) x111 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 (w/ gps: left side of luggage compt) (w/o gps: right side of luggage compt, taped to body harness) Digital radio receiver (left side of 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 (right rear of luggage compt) G201 (center of dash) G202 (center 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 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 serial data Luggage compt) Radio Remote control door lock receiver (rcdlr) (under defroster grill panel) Serial data can bus hi Serial data can bus lo Serial data comm enable Steering angle sensor (base of steering column) Tan Theft deterrent module (on ignition key cylinder housing) Underhood fuse block (right side of engine compt) Vehicle communication interface module (vcim) (left rear of trunk) W/ onstar W/o onstar X101 X111 X200 X201 X203 X311 X313 X4 b3 Yaw & lateral accelerometer sensor (under center console)
COOLING FAN Cooling Fan Wiring Diagram for Chevrolet Impala Limited LTZ 2014 List of elements for Cooling Fan Wiring Diagram for Chevrolet Impala Limited LTZ 2014: 26 (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 (left rear 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) Rly ctrl Tan
CRUISE CONTROL Cruise Control Wiring Diagram (1 of 2) for Chevrolet Impala Limited LTZ 2014 List of elements for Cruise Control Wiring Diagram (1 of 2) for Chevrolet Impala Limited LTZ 2014: 43 (lower left rear of engine) g111 5 volt ref 5 volt ref 1 5 volt ref 2 5v 2 App sens 1 sig App sens 2 sig Body control module (bcm) (left side of dash) Brake pedal position sensor (top of brake pedal assembly) 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) J100 Logic Low ref Pnk Serial data Serial data + Serial data - Sig Sig gnd 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 X115 X201 X275 X277 Cruise Control Wiring Diagram (2 of 2) for Chevrolet Impala Limited LTZ 2014 List of elements for Cruise Control Wiring Diagram (2 of 2) for Chevrolet Impala Limited LTZ 2014: 31 (front of intake manifold) throttle body Accelerator pedal position (app) sensor (top of accelerator pedal assembly) Automatic transmission Automatic transmission input shaft speed sensor Automatic transmission output shaft speed sensor Computer data lines system Control solenoid valve assembly Cruise on ind Down seek Gmlan (+) Gmlan (-) Hi sig Info J213 (steering wheel harness, behind inflatable restraint Left steering wheel control switch Lo sig On/off cancel Res+ Right steering wheel control switch Seek up Set- Srce Steering wheel module) Tan Transmission control module Voice Vol down Vol up W/ steering wheel accessory control W/o steering wheel accessory control X111
DEFOGGERS Defoggers Wiring Diagram for Chevrolet Impala Limited LTZ 2014 List of elements for Defoggers Wiring Diagram for Chevrolet Impala Limited LTZ 2014: 23 Batt 3 fuse 40a 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 control module J505 J604 Logic Nca Passenger outside rearview mirror (if equipped) Rear defog relay Rear defog rly ctrl Rear defogger ind 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 Limited LTZ 2014 List of elements for 3.6L VIN 3, Engine Performance Wiring Diagram (1 of 5) for Chevrolet Impala Limited LTZ 2014: 68 (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: 56 (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: 49 (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: 36 (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: 48 (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
EXTERIOR LIGHTS Backup Lamps Wiring Diagram for Chevrolet Impala Limited LTZ 2014 List of elements for Backup Lamps Wiring Diagram for Chevrolet Impala Limited LTZ 2014: 37 (body wiring harness, 24 cm from breakout to x405) j324 Automatic transmission assembly Automatic transmission internal mode switch B x401 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 D x401 Engine control module (inside air cleaner assembly) Exterior lamps circuit G202 (center 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 Limited LTZ 2014 List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Chevrolet Impala Limited LTZ 2014: 71 (right side of engine compt) underhood fuse block 5 volt ref A x141 A x142 Auto Batt positive volt Body control module (bcm) (left side of dash) Brake pedal position sensor (top of brake pedal assembly) Chmsl sply volt Computer data lines system Driver information center (dic) display G100 (behind right headlight) G101 (behind left headlight) G202 (center 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 Limited LTZ 2014 List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Chevrolet Impala Limited LTZ 2014: 41 5v 2 B x401 B x402 B10 Center high mounted stop lamp (chmsl) Control solenoid valve assembly (inside automatic transmission) 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, in branch to ecm) 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 Pnk Police Right backup lamp Right emergency vehicle rear window panel lamp (if equipped) Right tail lamp Right tail/ stop & turn signal lamp Sig Sig gnd Stop lamp sw sig Tan X111 X115 X123 X200 X203 X208 X223 X297 X322 X401 X402 X406
GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 3) for Chevrolet Impala Limited LTZ 2014 List of elements for Ground Distribution Wiring Diagram (1 of 3) for Chevrolet Impala Limited LTZ 2014: 69 (right side of engine compt) underhood fuse block A/c compressor A/c compressor clutch Ambient light sensor Automatic transmission assembly Auxiliary brake booster pump Auxiliary reading lamp B x1 B x398 Body control module (bcm) Brake fluid level switch Breakout to window switch) C2 x1 Control solenoid valve assembly 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) Engine oil pressure (eop) switch G111 (lower left rear of engine) G202 (center of dash) G301 (floor, left of driver's seat) Garage door opener (gdo) Headlamp switch Heated seat control module Hvac control module If equipped Ign main pcb relay Inside rearview mirror (isrvm) Instrument panel cluster (ipc) J100 (engine wiring harness, on branch to front of engine) J101 (engine wiring harness, between branch to ecm & ect) J103 (engine wiring harness, in branch to front of engine) J390 (roof wiring harness, 53 cm from breakout to dome lamp) Left rear door lock Left sun shade Multi-function intake air sensor Nca Outside rearview mirror switch Radio Remote control door lock receiver (rcdlr) Right sun shade Secondary air injection (air) pump solenoid valve bank 1 Secondary air injection (air) pump solenoid valve bank 2 Steering angle sensor Strtr relay Sunroof control module Theft deterrent module (tdm) Turn signal/ multi-function switch Turn signal/multifunction switch) W/ dome pass W/ emission system W/ front heated seats W/ onstar W/ theft deterrent system W/o onstar W/o theft deterrent system X201 X203 X311 X490 X700 Yaw & lateral accelerometer sensor Ground Distribution Wiring Diagram (2 of 3) for Chevrolet Impala Limited LTZ 2014 List of elements for Ground Distribution Wiring Diagram (2 of 3) for Chevrolet Impala Limited LTZ 2014: 66 (right kick panel) i/p fuse block (right side of dash) (w/ onstar) Automatic transmission shift lock control solenoid Battery Between ignition coil 5 & ignition coil 3) Body control module (bcm) 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 flow control module G102 (near battery) G113 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 Inflatable restraint passenger presence system (pps) module Inflatable restraint sensing & diagnostic module (sdm) 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/ police W/o floor console X1 j1 X105 X313 X340 X401 X402 X406 X600 X604 X800 Ground Distribution Wiring Diagram (3 of 3) for Chevrolet Impala Limited LTZ 2014 List of elements for Ground Distribution Wiring Diagram (3 of 3) for Chevrolet Impala Limited LTZ 2014: 83 (forward lamp wiring (not used) (right side of engine compt) 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 (front of left cylinder bank) G200 (right side of dash) G201 (center 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 (under steering wheel) Instrument panel cluster (ipc) J124 J126 (right headlight assembly wiring harness) J128 (right headlight 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/ emission system W/ floor console W/ headlamp flasher W/ police 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 pcb relay X122 X141 X142 X201 X275 X277
HEADLIGHTS Headlights Wiring Diagram, with Police for Chevrolet Impala Limited LTZ 2014 List of elements for Headlights Wiring Diagram, with Police for Chevrolet Impala Limited LTZ 2014: 80 (behind right headlight) g100 (not (not used) (or 6841) Amb lmp sens sig Ambient light sensor (top 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 rly ctrl Drl relay Emergency vehicle headlamp flasher (on left side of right headlight assembly) 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 relay Ftp Ftp sw sig G100 (behind right headlight) G101 (behind left headlight) G202 (center 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 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 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) 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 X120 X122 d X297 Headlights Wiring Diagram, without Police for Chevrolet Impala Limited LTZ 2014 List of elements for Headlights Wiring Diagram, without Police for Chevrolet Impala Limited LTZ 2014: 63 Amb lmp sens sig Ambient light sensor (top 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 rly ctrl Drl relay Fog lamp ind Fog lamp switch Fog lamps fuse 15a Fog lmp rly ctrl Fog lmp sw sig Fog lp relay Ftp Ftp sw sig G100 (behind right headlight) G101 (behind left headlight) G202 (center of dash) Gmlan ser data Head Headlamp off sw Headlamp on sw Headlamp switch Hi beam rly ctrl High High beam ind High beam 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 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) 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) X141 X142
HORN Horn Wiring Diagram for Chevrolet Impala Limited LTZ 2014 List of elements for Horn Wiring Diagram for Chevrolet Impala Limited LTZ 2014: 22 Body control module (bcm) (left side of dash) G100 (behind right headlight) G201 (center of dash) Ground distribution system Horn assembly (right front of engine compt) Horn fuse 15a Horn relay Horn relay ctrl Horn switch (in steering wheel) 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
INTERIOR LIGHTS Courtesy Lamps Wiring Diagram for Chevrolet Impala Limited LTZ 2014 List of elements for Courtesy Lamps Wiring Diagram for Chevrolet Impala Limited LTZ 2014: 70 (body harness, 45.5 cm from breakout to x409) (body wiring harness, 24 cm from breakout to x311) j359 (center of dash) g202 (floor, left of driver's seat) g301 (floor, right of front passenger's seat) g302 (police w/ halogen) left spot lamp (police w/ halogen) right spot lamp A x409 Auxiliary reading lamp (w/ dome passenger lamp) 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 (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 (on deck lid latch assembly) 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 Limited LTZ 2014 List of elements for Instrument Illumination Wiring Diagram for Chevrolet Impala Limited LTZ 2014: 53 (center of dash) g201 (floor, left of driver's seat) g301 (left side of dash) body control module (bcm) 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 (center of dash) G202 (center 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 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 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 Navigation Wiring Diagram for Chevrolet Impala Limited LTZ 2014 List of elements for Navigation Wiring Diagram for Chevrolet Impala Limited LTZ 2014: 37 (left side of package shelf) A nca Audio common sig Batt backup low Batt positive vol Cellular & digital radio antenna Cellular mic sig Cellular telephone microphone (left front of roof) Coax 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 Keypad green led sig Keypad red led sig Keypad sig Left audio sig (+) Logic Low spd gmlan data Mirrors system Nca On star fuse 10a Sound systems Tan Underhood fuse block (right side of engine compt) Vehicle communication interface module (vcim) (left rear of trunk) Vehicle communication interface module (vcim) battery (on vehicle communication interface module) W/ universal opener garage door W/o universal opener garage door X203 X490
POWER DISTRIBUTION Power Distribution Wiring Diagram (2 of 4) for Chevrolet Impala Limited LTZ 2014 List of elements for Power Distribution Wiring Diagram (2 of 4) for Chevrolet Impala Limited LTZ 2014: 56 (floor console wiring harness, 5 cm from breakout to x340) j238 (right side of engine compt) underhood fuse block 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) F3 x4 From aux fuse (diagram 1 of 4) From hdlp mdl a fuse (diagram 1 of 4) From underhood fuse block (diagram 1 of 4) Fscm fuse 15a Fuel pump flow control module G111 (lower left rear of engine) 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 J2 x1 J231 J3 x1 J375 Jx206 (i/p harness, near steering column) Lt t/sig fuse 15a Nca Pnk Pwr drop/ crnk fuse 10a Rear junction block (right rear of trunk) Rt t/sig fuse 15a Seo 1 relay Seo 2 relay To chmsl/bckup fuse (diagram 3 of 4) Trans fuse 10a W/ floor console W/ police W/o floor console X2 e2 X200 a3 X340 X360 X362 Power Distribution Wiring Diagram (3 of 4) for Chevrolet Impala Limited LTZ 2014 List of elements for Power Distribution Wiring Diagram (3 of 4) for Chevrolet Impala Limited LTZ 2014: 62 (right side of engine compt) underhood fuse block 5 volt reference A/c compressor 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 x1 & 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 Limited LTZ 2014 List of elements for Power Distribution Wiring Diagram (4 of 4) for Chevrolet Impala Limited LTZ 2014: 38 (engine wiring harness, between ignition coil 2 & camshaft sensors) j164 (engine wiring harness, between ignition coil 5 & fuel injector inlines) j162 (engine wiring harness, in main bundle on left side of engine) j109 A/c compressor relay Ecm fuse 15a Emissions 1 fuse 15a Emissions 2 fuse 15a Engine control module Engine control module (ecm) 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 ign 2 fuse g (diagram 4 of 4) Fuel composition sensor Fuel/ pump relay Heated oxygen sensor (ho2s) bank 1 sensor 1 Heated oxygen sensor (ho2s) bank 1 sensor 2 Heated oxygen sensor (ho2s) bank 2 sensor 1 Heated oxygen sensor (ho2s) bank 2 sensor 2 Horn pcb relay Ign 1 fuse 15a Ign 2 fuse 15a Ignition coil Multi function intake air sensor Park lp pcb relay Pwr/trn relay Secondary air injection air pump relay Secondary air injection air pump solenoid relay 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 X115 X203 X405 a
POWER DOOR LOCKS Power Door Locks Wiring Diagram (1 of 2) for Chevrolet Impala Limited LTZ 2014 List of elements for Power Door Locks Wiring Diagram (1 of 2) for Chevrolet Impala Limited LTZ 2014: 72 (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 (center 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 (on deck lid latch assembly) 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/ emergency vehicle rear compartment lid lamp X2 g1 X500 X600 X604 Power Door Locks Wiring Diagram (2 of 2) for Chevrolet Impala Limited LTZ 2014 List of elements for Power Door Locks Wiring Diagram (2 of 2) for Chevrolet Impala Limited LTZ 2014: 39 (body wiring harness, 5 cm from breakout to x313) j315 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) display G301 (floor, left of driver's seat) G302 (floor, right of front passenger's seat) Hot w/ ign main pcb relay energized Ign Ign 1 volt Instrument panel cluster (ipc) J303 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 Tan j314 (body wiring harness, 16 cm from breakout to x313) 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 Limited LTZ 2014 List of elements for Electrochromic Mirror Wiring Diagram for Chevrolet Impala Limited LTZ 2014: 29 (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 Automatic day/night mirror Emergency Emergency ind Gnd 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 Logic Onstar Onstar button assembly Onstar ind Phone Phone ind Rap fuse 10a Red led sig Res to daytime reflectivity in reverse Sply Vehicle communication interface module (vcim) (left rear of trunk) Volt x6 X490 Power Mirrors Wiring Diagram for Chevrolet Impala Limited LTZ 2014 List of elements for Power Mirrors Wiring Diagram for Chevrolet Impala Limited LTZ 2014: 20 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 Limited LTZ 2014 List of elements for Heated Seats Wiring Diagram for Chevrolet Impala Limited LTZ 2014: 36 Batt pos volt Class 2 serial data Computer data lines system Dr cushion element sply volt 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 Drv cushion temp sensor signal Drv temp sensor low ref 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 control module I/p fuse block (right kick panel) Logic Nca Pass cushion temp sens sig Pass seat back element ctrl Pass seat element sply volt Pass sensor low ref 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 Tan X1 g1 X311 X313 Power Seat Wiring Diagram for Chevrolet Impala Limited LTZ 2014 List of elements for Power Seat Wiring Diagram for Chevrolet Impala Limited LTZ 2014: 40 8-way 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 X1 d1 X311 X311 m X313 X313 a
POWER TOP/SUNROOF Power Top/Sunroof Wiring Diagram for Chevrolet Impala Limited LTZ 2014 List of elements for Power Top/Sunroof Wiring Diagram for Chevrolet Impala Limited LTZ 2014: 22 Accessory volt Battery positive volt Close G301 (floor, left of driver's seat) Gnd Hot at all times Hot w/ rap relay energized I/p fuse block (right kick panel) J364 (w/ dual reading lamps & inside rearview light sensitive) J390 Open Power distribution system Rap fuse 10a S/roof fuse 20a Sunroof control module (center front of sunroof) Sunroof motor Sunroof sw close sig Sunroof sw low ref Sunroof sw open sig Sunroof switch X398 X490
POWER WINDOWS Power Windows Wiring Diagram for Chevrolet Impala Limited LTZ 2014 List of elements for Power Windows Wiring Diagram for Chevrolet Impala Limited LTZ 2014: 35 (body wiring harness, 16.5 cm from breakout to x301) j307 Down Driver window motor (driver's door) Driver window switch Express down 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 Radio Wiring Diagram, Police Option (1 of 2) for Chevrolet Impala Limited LTZ 2014 List of elements for Radio Wiring Diagram, Police Option (1 of 2) for Chevrolet Impala Limited LTZ 2014: 50 (center 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 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 rear of trunk) W/ wiring provisions W/o wiring provisions X2 g2 X200 X203 X267 X268 X269 d X303 X500 X600 Radio Wiring Diagram, Police Option (2 of 2) for Chevrolet Impala Limited LTZ 2014 List of elements for Radio Wiring Diagram, Police Option (2 of 2) for Chevrolet Impala Limited LTZ 2014: 37 (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 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 c9 X203 X267 b X268 X269 X275 e X277 e X500 X600 Radio Wiring Diagram, with Amplifier for Chevrolet Impala Limited LTZ 2014 List of elements for Radio Wiring Diagram, with Amplifier for Chevrolet Impala Limited LTZ 2014: 85 (center 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 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 rear 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 Limited LTZ 2014 List of elements for Radio Wiring Diagram, without Amplifier for Chevrolet Impala Limited LTZ 2014: 70 (center 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 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 rear 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 Limited LTZ 2014 List of elements for Satellite Radio Wiring Diagram for Chevrolet Impala Limited LTZ 2014: 20 Antenna sig Battery Cellular & digital radio antenna Coax Computer data lines system Digital radio receiver (left side of luggage compt) 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 Serial data X200 Xm fuse 10a
SHIFT INTERLOCK Ignition Lock Solenoid Wiring Diagram for Chevrolet Impala Limited LTZ 2014 List of elements for Ignition Lock Solenoid Wiring Diagram for Chevrolet Impala Limited LTZ 2014: 14 (center of dash) g201 (closed in park) 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 X201 X203 X205 Shift Interlock Wiring Diagram for Chevrolet Impala Limited LTZ 2014 List of elements for Shift Interlock Wiring Diagram for Chevrolet Impala Limited LTZ 2014: 34 (center of dash) (left side of dash) body control module (bcm) (top of brake pedal assembly) brake pedal position sensor 5 volt ref A x2 A/t shift lock control solenoid (right side of steering column) A/t shift lock control solenoid (under center console) Automatic transmission Computer data Computer data lines system Control solenoid valve assembly 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 J375 Lines system Low ref Park/neutral sig x2 Rvc sen fuse 10a Serial data bus (+) Serial data bus (-) Stop lamp sw sig Tan Transmission control module Transmission internal mode switch 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 Limited LTZ 2014 List of elements for Charging Wiring Diagram for Chevrolet Impala Limited LTZ 2014: 40 (on positive battery cable) battery current sensor 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) G113 G202 (center 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 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 Limited LTZ 2014 List of elements for Starting Wiring Diagram for Chevrolet Impala Limited LTZ 2014: 33 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 solenoid valve assembly Engine control module (ecm) (inside air cleaner assembly) G102 (near battery) G111 (lower left rear of engine) G113 Ground distribution system Hi spd gmlan serial data bus + Hi spd gmlan serial data bus - Ignition switch J101 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 Limited LTZ 2014 List of elements for Supplemental Restraints Wiring Diagram (1 of 2) for Chevrolet Impala Limited LTZ 2014: 59 (driver's door) inflatable restraint left side impact sensor (sis) (front passenger's door) inflatable restraint right side impact sensor (sis) (left "c" pillar) inflatable restraint left roof rail module (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 (under outer side of driver seat cushion) driver seat belt pretensioner (under outer side of passenger seat cushion) passenger seat belt pretensioner B12 C11 C12 Driver seat belt buckle Driver seat belt retractor pretensioner (base of driver "b" pillar) Driver seat belt switch Inflatable restraint right front end sensor Inflatable restraint right roof rail module Inflatable restraint sensing & diagnostic module (under front passenger's seat) Lf end sensor sig Lf head curtain mod high Lf head curtain mod low Lf impact sensing mod Lf side impact mod high Lf side impact mod low Lf side impact sensing mod Lh pretensioner high Lh pretensioner low Lh seat belt sw Lh seat belt sw low ref Low ref Nca Of engine compt) Passenger seat belt buckle Passenger seat belt retractor pretensioner (base of passenger "b" pillar) Passenger seat belt switch Pin shorting bars engaged Pnk Red Rf impact sensing mod Rf impact sensing mod rf end sensor sig Rf side impact mod high Rf side impact mod low Rf side impact sensing mod Rh pretensioner high Rh pretensioner low Rh roof rail mod high ctrl Rh roof rail mod low ctrl Rh seat belt sw sig 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 Limited LTZ 2014 List of elements for Supplemental Restraints Wiring Diagram (2 of 2) for Chevrolet Impala Limited LTZ 2014: 51 (left front of engine compt) Air bag fuse 10a Air bag ind Air bag ind passenger Airbag/ display fuse 10a B11 B12 Batt positive volt Computer data lines system G201 (center of dash) 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 (i/p harness, near steering column) Lines system computer data Lo spd gmlan serial data Logic Off ind On ind 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 Limited LTZ 2014 List of elements for Transmission Wiring Diagram for Chevrolet Impala Limited LTZ 2014: 87 (engine wiring harness, in branch to ecm) j102 (i/p harness, near steering column) jx207 (lower left rear of engine) (steering wheel harness, behind inflatable restraint steering wheel module) j213 Acc Automatic 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 output shaft speed (oss) sensor Body control module (bcm) (left side of dash) Brk pedal sw sig Computer data lines Computer data lines system Control solenoid valve assembly Data bus (+) Data bus (-) Driver information center (dic) display Ecm/ tcm fuse 15a Engine control module (ecm) (inside air cleaner assembly) G111 G111 (lower left rear of engine) Gmlan Gmlan serial data bus+ Gmlan serial data bus- Gnd Hot at all times Hot w/ ign main Ign Inflatable restraint steering wheel module coil (under steering wheel) Instrument panel cluster Iss hi sig Iss lo sig J101 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 Power distribution system 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 Relay energized Serial data Shift solenoid (ss) valve 1 Shift solenoid (ss) valve 2 Sig gnd Sound systems Sply vol Ss 1 Ss 2 Stop lp sw sig System Tan Tcc solenoid Tfp 1 Tfp 3 Tfp 4 Tfp 5 Tft Torque converter clutch pressure control (pc) solenoid valve Trans fuse 10a Transmission control module (tcm) Transmission internal mode switch (ims) 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 Limited LTZ 2014 List of elements for Trunk Release Wiring Diagram for Chevrolet Impala Limited LTZ 2014: 29 A5 x1 Ajar sw sig Batt 1 fuse 60a Body control module (bcm) (left side of dash) Computer data lines system Driver information center (dic) display G202 (center of dash) G302 (floor, right of front passenger's seat) Gmlan serial data x3 Ground Headlamp switch Hot at all times I/p fuse block (right kick panel) Instrument panel cluster (ipc) Interior lights system J375 J474 (w/ emergency vehicle rear compartment lid lamp package) (body harness, 45.5 cm from breakout to x409) Logic Low speed gmlan serial data Rear ajar switch Rear compartment lid release actuator (on deck lid latch assembly) Rear compartment lid release actuator diode Release ctrl Rly ctrl 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 Limited LTZ 2014 List of elements for Warning Systems Wiring Diagram for Chevrolet Impala Limited LTZ 2014: 71 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 (center 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 J505 Jx206 (i/p harness, near steering column) Key-in ignition switch Left seat belt 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 seat belt sw sig Rt t/sig fuse 15a Run Rvc sen fuse 10a Seat belt ind Serial data Start Tan Underhood fuse block (right side of engine compt) W/ theft deterrent system W/o theft deterrent system X201 X311 b X313 X500
WIPER/WASHER Wiper/Washer Wiring Diagram for Chevrolet Impala Limited LTZ 2014 List of elements for Wiper/Washer Wiring Diagram for Chevrolet Impala Limited LTZ 2014: 53 Battery Body control module (bcm) (left side of dash) Delay switch Display fuse 10a Driver information center (dic) display E2 x3 G100 (behind right headlight) G200 (right side of dash) G202 (center 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 high speed diode Windshield wiper low speed diode Windshield wiper motor (left rear of engine compt) Windshield wiper sw high sig Windshield wiper sw low sig 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
