Diagram sections — 30 (63 total)
AIR CONDITIONING ANTI-LOCK BRAKES ANTI-THEFT BODY COMPUTER COMPUTER DATA LINES COOLING FAN CRUISE CONTROL DEFOGGERS ELECTRONIC SUSPENSION ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS MEMORY SYSTEMS POWER ANTENNA POWER DISTRIBUTION POWER DOOR LOCKS POWER SEATS POWER TOP/SUNROOF POWER WINDOWS RADIO SHIFT INTERLOCKS STARTING/CHARGING TRANSMISSION TRUNK, TAILGATE, FUEL DOOR WARNING SYSTEMS WIPER/WASHER
AIR CONDITIONING A/C Wiring Diagram (1 of 2) for Jaguar XJ12 1994 List of elements for A/C Wiring Diagram (1 of 2) for Jaguar XJ12 1994: 38 (high pressure refrig- erant pump) (left side of engine compartment) Acc C 1995 vftc Central microprocessor (behind glove box) Climate control module (a/c unit, right) Control logic Control panel Def Econ Fan control relay module (left front inner fender) Fuse a2 30a Fuse a7 30a G112 G405 (trunk, right behind battery) Hot at all times Ignition switch Interior lights system Left fan motor Left fuse panel Left) Lower feedback potentiometer (a/c unit, Man. recirc Max Mode Norm Off Pnk Power distribution (auxiliary power relay) Radiator thermal switch (lower left of radiator) Red Refrig- erant pressure switch (single) Right fan motor Solar sensor (center of fascia) Start Temp demand Temp diff Upper feedback potentiometer (a/c unit, A/C Wiring Diagram (2 of 2) for Jaguar XJ12 1994 List of elements for A/C Wiring Diagram (2 of 2) for Jaguar XJ12 1994: 45 (above left fuse panel on "a" post) (above right fuse panel on "a" post) (engine compartment bulkhead) (trunk,right behind battery) A/c compressor clutch relay (right blower motor relay bracket) Ac5 Ac6 Ambient temperature sensor Aspirator C 1995 vftc Center fuse panel Compressor clutch Coolant Coolant temp switch (front of engine) Coolant temp switch (left hot water pipe) Ctr vent Defrost Diode Dual pressure cutout switch (high pressure refrigerant line) Evaporator temperature sensor (evaporator case-right) Fuse 5a Fuse a1 10a Fuse b4 20a G121 G302 (center console ground stud behind "j" gate) G405 G900 G901 Hot at all times In car temperature sensor (right under-dash panel) J/c Lb32 Lb62 Left blower Left fuse panel Lower servo (evaporator case,right) Main recirculation solenoid (beneath evaporator case-right) Pnk Recirc Right blower Right fuse panel Sensor Solenoid valve block (lower left of a/c unit) Transmission controls system Upper servo (evaporator case,right)
ANTI-LOCK BRAKES Anti-lock Brake Wiring Diagrams (1 of 2) for Jaguar XJ12 1994 List of elements for Anti-lock Brake Wiring Diagrams (1 of 2) for Jaguar XJ12 1994: 55 (not used) (right side of trunk, behind battery) Abs control module (left trunk wheel arch) Abs diagnostic connector (left trunk wheel arch) Abs pump (right bulkhead) Acc i Brake sw Center fuse panel (center console) Combined pressure switch (no pressure state) (abs pump unit) Diagnostic Fl input vlv Fl outlet vlv Fr outlet vlv Fuse 8 5a Fuse b9 30a Fuse c6 30a G112 (left side of engine compartment, next to cruise control pump) G302 (center console ground stud, behind "j" gate) G404 (left side of trunk, below bulb fail module) Gnd Hot at all times Hot in on and start Ignition pwr Ignition switch Instr. pack Lb47 Left front wheel speed sensor Left fuse panel (left "a" post) Left rear wheel speed sensor Lf sensor Lf shield Lr sensor Lr shield Ls34 Main relay (left blower motor relay bracket) Main rly Main rly coil Main valve Nca Off Pnk/red Pres switch Pump relay (left blower motor relay bracket) R inlet vlv R outlet vlv Reservoir sw Rf inlet vlv Rf sensor Rf shield Right front wheel speed sensor Right rear wheel speed sensor Rr sensor Rr shield Run ii Start iii Anti-lock Brake Wiring Diagrams (2 of 2) for Jaguar XJ12 1994 List of elements for Anti-lock Brake Wiring Diagrams (2 of 2) for Jaguar XJ12 1994: 35 brake switch (top of brake pedal support) (right side of trunk behind battery) 87a Abs fail indicator Acc i Brake fluid indicator Brake pressure indicator Brk lamp input Center fuse panel (center console) Fuse 3 5a Fuse 9 5a G112 (left side of engine compartment, adjacent to cruise control module) G302 (center console ground stud, behind "j" gate) High mount stop lamp relay (right rear wheel arch) Hot in on and start Ignition switch Instrument pack Lb21 Lb25 Lb47 Left front Main valve (brake actuator unit) Off Out Pnk/red Rear Reservoir (full state) (above brake actuator unit) Right front Rs29 Run ii Speed input Start iii Tcm (trunk, right rear above wheel arch) To high mount stop lamp Valve block (brake actuator unit)
ANTI-THEFT Anti-theft Wiring Diagram (1 of 2) for Jaguar XJ12 1994 List of elements for Anti-theft Wiring Diagram (1 of 2) for Jaguar XJ12 1994: 45 (headlights flash) (horn active) (lock/unlock signal) (sidelight flash) (trunk release) (turn signal flash) 1995 vftc c Antenna (behind left rear 'e' post reding light assembly) Auxiliary power relay Body computer system (security system on) Center splice box (below center fuse panel) Computer data lines Door locks system Exterior lights system Fuse b2 15a Fuse b6 10a G404 (left side of trunk, below bulb fail module) G405 (right side of trunk, behind battery tray) Ground (left 'e' post, behind reading light) Headlights system Hood switch Horns system Hot at all times Lb46 Lb48 Lb69 Lb89 Left fuse panel (behind left side of i/p) Ls18 Ls34 Ls43 Ls44 Ls45 Nca Pnk Red Relay module 'h' (right center of i/p) Right fuse panel (behind right side of i/p) Security led (top center of fascia) Security sounder (next to left front bulb fail module) Security switch Security system ecm (left rear wheel arch) Shock sensor (left side of trunk, next to abs ecm) Trunk switch Trunk, tailgate, fuel doors system Anti-theft Wiring Diagram (2 of 2) for Jaguar XJ12 1994 List of elements for Anti-theft Wiring Diagram (2 of 2) for Jaguar XJ12 1994: 17 1995 vftc c Driver's door lock switch Driver's door switch G405 (right side of trunk, behind battery tray) G900 (above left fuse panel, above 'a' post) Inclination sensor (left side of trunk, on abs mount bracket) Intrusion ecu (driver's seat ecm bracket) Lb79b Lb80b Left intrusion sensor (driver's 'b/c' post under headliner) Nca Pass- enger's door lock switch Pass- enger's door switch Red Right intrusion sensor (passenger's 'b/c' post under headliner) Right splice box (right blower motor) Unlock
BODY COMPUTER Central Microprocessor Wiring Diagram for Jaguar XJ12 1994 List of elements for Central Microprocessor Wiring Diagram for Jaguar XJ12 1994: 32 1995 vftc c Anti-theft system Center fuse panel (inside center console) Central microprocessor (behind glove box) Computer data lines Defogger system Door locks system Exterior lights system Fuse 2 5a Fuse c3 10a G302 (center console ground stud) G405 (right side of trunk, behind battery tray) Hot at all times Hot in run Instrument cluster system Interior lights system Lb48 Lb59 Lb60 Lb61 Lb7 Left fuse panel (behind left side of i/p) Memory systems Pnk Pnk/red Red Seats system Shift interlock system Starting/charging system Trunk, tailgate, fuel doors system Warning systems Wiper/washer system
COMPUTER DATA LINES Data Link Connector Wiring Diagram for Jaguar XJ12 1994 List of elements for Data Link Connector Wiring Diagram for Jaguar XJ12 1994: 17 1995 vftc c B10 Blanking plug Central microprocessor (behind glove box) D12 Data link connector (trunk, right, below battery tray) Driver's seat ecm (floor, front of driver's seat) Engine control module: fuel injection (passenger's footwell) Fuse a6 10a Ground (trunk, right, behind battery) Hot at all times Instrument pack (driver's side fascia) Left fuse panel (left "a" post) Passenger's seat ecm (floor, front of passenger's seat) Pnk Security system ecu (left rear wheel arch) Transmission control module (right dash, under panel)
COOLING FAN Cooling Fan Wiring Diagram for Jaguar XJ12 1994 List of elements for Cooling Fan Wiring Diagram for Jaguar XJ12 1994: 25 1995 vftc c Acc Close 186 f Close 212 f Fan control relay module (left front inner fender) Fuse a2 30a Fuse a7 30a G112 (left side of engine compartment, adjacent to cruise control pump) G121 (center of bulkhead) G302 (center console ground stud, behind "j" gate) G405 (right side of trunk, behind battery) Hot at all times Ignition switch (right side of steering column cowl) Iii Left fan motor (left bulkhead) Left fuse panel (left "a" post) Off Radiator thermal switch (lower left radiator) Refrigerant pressure switch (single) (high pressure refrigerant pump) Refrigerant pressure switch (triple) (high pressure refrigerant pump) Right fan motor (right bulkhead) Right splice box (right blower motor, above vacuum valve) Run Start Xj6 only
CRUISE CONTROL Cruise Control Wiring Diagram for Jaguar XJ12 1994 List of elements for Cruise Control Wiring Diagram for Jaguar XJ12 1994: 19 1995 vftc c Accel/set Brake switch Center fuse panel (inside center console) Cruise control ecm (under glove box) Cruise control switches (steering column, next to trip computer) Dump valve (behind left headlight) Exterior lights system Fuse 5 5a G405 (right side of trunk, behind battery tray) Hot in run Instrument cluster system (speed signal input) Lb47 Lb79a Nca Resume Right splice box (right blower motor) Transmissions system (park/neutral input signal) Vacuum pump & control valve (next to left air inlet)
DEFOGGERS Defogger Wiring Diagram for Jaguar XJ12 1994 List of elements for Defogger Wiring Diagram for Jaguar XJ12 1994: 43 (left 'e' post, behind reading lamp) 1995 vftc c Center console Center fuse panel (inside center console) Central microprocessor (behind glove box) Climate control panel Defrost mode Driver's mirror heater Fuse 2 5a Fuse a1 10a Fuse a7 25a Fuse c5 25a G112 (left side of engine compartment) G121 (engine compartment, center of bulkhead) G302 (center console ground stud) G405 (right side of trunk, behind battery tray) G900 (above left fuse panel on 'a' post) G901 (above right fuse panel on 'a' post) Heated rear window Heated rear window relay (right rear quarter, relay module 'k') Hot at all times Hot in run Lb48 Lb6 Lb60 Lb61 Lb7 Lb70 Lb71 Lb89 Left fuse panel (behind left side of i/p) Left windshield heater Mirror heaters relay (below glove box, relay module 'g') Nca Passenger's mirror heater Pnk Rear window heater Right fuse panel (behind right side of i/p) Right windshield heater Rs38 Rs90 Windshield heaters Windshield heaters relay (below glove box, relay module 'f')
ELECTRONIC SUSPENSION Electronic Suspension Wiring Diagram for Jaguar XJ12 1994 List of elements for Electronic Suspension Wiring Diagram for Jaguar XJ12 1994: 14 1995 vftc c Center fuse panel (center console) Charge Down Fuse 5a Fuse a8 10a G401 (right side of trunk, below bulb fail module) Hot at all times Hot in run or start Nca Ride height sensor (right rear axle, above wishbone) Right fuse panel (right "a" post) Solenoid valve block (above right front disc brake air duct) Test pin
ENGINE PERFORMANCE
6.0L 6.0L, Engine Performance Wiring Diagrams (1 of 3) for Jaguar XJ12 1994 List of elements for 6.0L, Engine Performance Wiring Diagrams (1 of 3) for Jaguar XJ12 1994: 29 (adjacent to "a" bank throttle body) (below "a" bank throttle body) Air injection pump (left front of engine) Air injection pump relay (on right side of bulkhead) Air injection solenoid vacuum valve Data link connector (right side of trunk) Engine control module: fuel injection (behind right kick panel) Fuel injection main relay (on right side of bulkhead) Fuel level Fuel level sensor Fuel rail temperature switch (at right fuel rail) Fueling fault Fuse a6 10a Fuse b5 10a Fuse c1 20a G121 (center of bulkhead) G405 (right side of trunk) Hot at all times Hot start solenoid vacuum valve Instrument pack Left fuse panel (left "a" post) Nca Pnk Pnk/red Power distribution system (ignition on relay) Power resistors (behind right headlight) Red Right fuse panel (right "a" post) Trip computer 6.0L, Engine Performance Wiring Diagrams (2 of 3) for Jaguar XJ12 1994 List of elements for 6.0L, Engine Performance Wiring Diagrams (2 of 3) for Jaguar XJ12 1994: 20 (in exhaust downpipe) A bank oxygen sensor (in exhaust downpipe) A bank purge valve (inside left front wheel- well by canister) B bank oxygen sensor B bank purge valve (inside left front wheel- well by canister) Fuel injectors Fuel pump a (inside fuel tank) Fuel pump b (inside fuel tank) Fuel pump relay 1 (right rear wheelwell) Fuel pump relay 2 (right rear wheelwell) Fuse a9 25a Fuse c6 25a G121 (center of bulkhead) G405 (right rear of trunk) G405 (right side of trunk) Hot at all times Nca Red Rfi filter (above fuel tank) Right fuse panel (right "a" post) 6.0L, Engine Performance Wiring Diagrams (3 of 3) for Jaguar XJ12 1994 List of elements for 6.0L, Engine Performance Wiring Diagrams (3 of 3) for Jaguar XJ12 1994: 34 (on right side of bulkhead) A10 Air conditioning system (compressor clutch) Air temperature sensor ("a" bank air intake elbow) Air temperature sensor ("b" bank air intake elbow) Central fuse panel (in center console) Coolant temperature sensor (left front water rail, "b" bank) Distributor Engine control module: ignition (behind right kick panel) Engine speed sensor (flywheel) (bottom left rear of engine) Fuel pump control module (right front of trunk, below fuel tank) Fuse 5a Fuse c4 10a G121 (center of bulkhead) G405 (right side of trunk) Hot at all times Hot in accy or run Idle switch (on throttle turntable) Ignition coil a (center of engine vee) Ignition coil b (center of engine vee) Nca Oxygen sensor heaters relay (right side of bulkhead) Power module (bank a) (on right side of bulkhead) Power module (bank b) Red Right fuse panel (right "a" post) Sensor (below throttle Shorting plug Strategy selection plug Tachometer Tdc sensor (crankshaft) (front of engine by crankshaft pulley) Throttle position Transmission control module (right rear of trunk, above wheelwell) Turntable)
EXTERIOR LIGHTS Exterior Light Wiring Diagram (1 of 4) for Jaguar XJ12 1994 List of elements for Exterior Light Wiring Diagram (1 of 4) for Jaguar XJ12 1994: 39 Anti-theft system (lights flash) Auxiliary side lights relay (below glove box, relay module 'h') Body computer system (side lights on) Center splice box Fail logic Fascia switch pack Fuse a5 3a Fuse b8 15a Fuse c7 7.5a G112 (left side of engine compartment) G405 (right side of trunk, behind battery tray) Hot at all times Instrument cluster system (general bulb fail) Interior lights system Interior lights system (dimmer override) Lb24a Lb46 Lb6 Left front relay & bulb failure module (behind left headlight) Left fuse panel (behind left side of i/p) Left rear relay & bulb failure module (behind left rear bulb cluster) Left side light Left side marker light Left splice box Linear gear position switches (under center console) Lrf1 Ls28 Ls34 Ls36 Ls53 Nca Pnk Red Reverse Sidelights To left license light To left reverse light To left side marker To left taillight Exterior Light Wiring Diagram (2 of 4) for Jaguar XJ12 1994 List of elements for Exterior Light Wiring Diagram (2 of 4) for Jaguar XJ12 1994: 32 (not used) Center fuse panel (inside center console) Fail logic Fuse 1 5a Fuse 3 5a Fuse b2 15a Fuse b8 15a Fuse c7 7.5a G119 (left side of engine compartment) G405 (right side of trunk, behind battery tray) Hot at all times Hot in run Instrument cluster system (general bulb fail) Lb47 Lb49 Lb89 Nca Red Right front relay & bulb failure module (behind right headlight) Right fuse panel (behind right side of i/p) Right rear relay & bulb failure module (behind right rear bulb cluster) Right side light Right side marker light nca Rrf1 Rs28 Rs4 Rs5 Rs60 To right license light To right reverse light To right side marker To right taillight Exterior Light Wiring Diagram (3 of 4) for Jaguar XJ12 1994 List of elements for Exterior Light Wiring Diagram (3 of 4) for Jaguar XJ12 1994: 55 Acc Anti- theft system Brake switch (above brake pedal) Central micro- processor (behind glove box) Control logic and timer Fail logic Fascia switch pack From left rear relay & bulb failure module From left rear relay module Fuse a5 3a Fuse b8 15a Fuse c7 7.5a G119 (left side of engine compartment) G404 (left side of trunk, below bulb fail module) G405 (right side of trunk, behind battery tray) G405 (right side of trunk, behind battery) G405 (right side of trunk, below bulb fail module) Ground loop Hazard Hot at all times Ignition switch (column switch gear) Instrument cluster system (turn signal bulb fail) Instrument pack Lb23b Lb24b Lb25 Lb35 Lb6 Lb60 Lb61 Left front relay & bulb failure module (behind left headlight) Left front turn signal light Left fuse panel (behind left side of i/p) Left rear license light Left rear relay & bulb failure module (behind left rear bulb cluster) Left rear side marker light Left splice box Left taillight assembly Left turn Lock Ls28 Ls34 Ls36 Ls53 Ls56 Nca Pnk/red Reverse Right turn Run Sc8 Start Tail Turn/ stop Warning systems Exterior Light Wiring Diagram (4 of 4) for Jaguar XJ12 1994 List of elements for Exterior Light Wiring Diagram (4 of 4) for Jaguar XJ12 1994: 50 87a Anti- lock brake system Center fuse panel (inside center console) Control logic and timer Fail logic From right rear relay & bulb failure module From right rear relay & g bulb failure module From right rear relay module Fuse 2 5a Fuse 3 5a Fuse b8 15a Fuse c7 7.5a G119 (left side of engine compartment) G405 (right side of trunk, behind battery tray) G405 (right side of trunk, below bulb fail module) Ground loop High mount stop light High mount stop light relay (right rear quarter, in relay module 'l') Hot at all times Hot in run Lb33 Lb35 Lb47 Lb48 Lb79a Lb80a Left Nca Reverse Right Right front relay & bulb failure module (behind right headlight) Right front turn signal light Right fuse panel (behind right side of i/p) Right rear license light Right rear relay & bulb failure module (behind right rear bulb cluster) Right rear side marker light Right splice box Right taillight assembly Rs28 Rs35 Rs4 Rs42 Rs5 Rs60 Rs64 Sc3 Tail Trans- missions system Turn signal switches (column switch gear) Turn/ stop
GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 7) for Jaguar XJ12 1994 List of elements for Ground Distribution Wiring Diagram (1 of 7) for Jaguar XJ12 1994: 31 Ac2 Ac4 Climate control ecm Climate control panel Column switch gear Control panel Coolant temperature switch Cycle switch Driver seat switch pack Evaporator temperature sensor Hand brake switch Headlight flash switch Horn switches Ignition switch Key-in switch Left blower Linear gear position switch Lower feedback potentiometer Mode switch Nca Park micro switch Passenger seat switch pack Right blower Security led Security switch Solar sensor To g405 Turn signal switches Upper feedback potentiometer Windshield heaters switch Wipe/ wash switches Ground Distribution Wiring Diagram (2 of 7) for Jaguar XJ12 1994 List of elements for Ground Distribution Wiring Diagram (2 of 7) for Jaguar XJ12 1994: 31 A bank oxygen sensor shield Auxiliary side lights relay B bank oxygen sensor shield Cruise control ecu Cruise control switch Cruise control switches Driver door lock switch Driver door switch Driver key barrel switch Driver's door switch pack Driver's seat and mirrors ecu Dual pressure cutout switch Engine control module: fuel injection Engine control module: fuel injection shield Engine control module: ignition Engine coolant level switch Facia switch pack General lighting Hood switch Instrument pack Left front relay and bulb failure module Nca Passenger door lock switch Passenger door switch Passenger key barrel switch Passenger seat control unit Rear view mirror (electrochromatic) To g405 Transmission control module shield Trunk release switch Wiper motor Ground Distribution Wiring Diagram (3 of 7) for Jaguar XJ12 1994 List of elements for Ground Distribution Wiring Diagram (3 of 7) for Jaguar XJ12 1994: 19 Battery Data link connector From cruise control ecu From cruise control switches From mode switch From wiper motor Fuel level sensor G405 (trunk, right, behind battery) Inclination sensor Left rear door switch Left rear relay and bulb failure module Nca Right front relay and bulb failure module Right rear door switch Right rear relay and bulb failure module Security system ecm Shock sensor Trunk switch Washer fluid level switch Ground Distribution Wiring Diagram (4 of 7) for Jaguar XJ12 1994 List of elements for Ground Distribution Wiring Diagram (4 of 7) for Jaguar XJ12 1994: 42 Diode ved1 Engine control module: fuel injection Engine control module: ignition Fan control relay module G119 (left side of engine compartment, adjacent to washer reservoir) Headlight wash pump Lb32 Lb92 Left blower Left fan motor Left front fog light Left front headlight high beam Left front headlight low beam Left front side light Left front side marker light Left front turn signal light Left headlight power wash heater Left horn Left windshield washer heater Lock/ unlock relays Nca Passenger door switch pack Passenger seat control unit Passenger's mirror Radiator thermal switch Right front fog light Right front headlight high beam Right front headlight low beam Right front side light Right front side marker light Right front turn signal light Right headlight power wash heater Right horn Right vanity mirror Right windshield heater Right windshield washer heater To g112 To g121 To g900 Windshield wash pump Wiper motor Wiper motor relay Ground Distribution Wiring Diagram (5 of 7) for Jaguar XJ12 1994 List of elements for Ground Distribution Wiring Diagram (5 of 7) for Jaguar XJ12 1994: 44 A bank oxygen sensor Air injection pump Air injection solenoid valve Aspirator B bank oxygen sensor Center console Central locking (panic) switch Central micro- processor Cigar lighter relay Climate control panel Clock Column switch gear Dimmer switch Diode ved2 Driver seat back heater Driver seat lumbar pump Driver seat switch pack Engine bay accessory connector From engine control module: ignition Front accessory relay Front cigar lighter Fuel injection main relay G121 (engine compartment, center of bulkhead) G302 (center console ground stud, behind "j " gate) Gear shift solenoid Heated rear window switch Hot start solenoid valve Ignition switch Interior accessory connector Interior light switch Key lock solenoid Kick down switch Map light switch Mode switch Nca Passenger seat back heater Passenger seat lumbar pump Passenger seat switch pack Power module (bank a) Power module (bank a) shields Power module (bank b) Power module (bank b) shields Rear cigar lighter Solenoid valve block Ground Distribution Wiring Diagram (6 of 7) for Jaguar XJ12 1994 List of elements for Ground Distribution Wiring Diagram (6 of 7) for Jaguar XJ12 1994: 29 Abs diagnostic connector Abs pump Abs reservoir Antenna shield Anti-lock braking ecm Capacitor Diode lsd1 Driver door switch pack Driver seat and mirrors ecm Driver's mirror heater From left front fog light From passenger seat control unit G112 (left side of engine compartment, adjacent to cruise control pump) G206 (beneath radio at center of console stud) G900 (above left fuse panel on "a" post) Ground (left "e" post trim, behind reading light) Intrusion ecu Left rear door switch pack Left rear tail light Left reverse light Left vanity mirror Left windshield heater Nca Radio Rear window heater Right blower Security system ecm Sun roof switch pack To g404 Ground Distribution Wiring Diagram (7 of 7) for Jaguar XJ12 1994 List of elements for Ground Distribution Wiring Diagram (7 of 7) for Jaguar XJ12 1994: 27 Antenna motor assembly Antenna up/down relays From left rear tail light Fuel pump control module G404 (left side of trunk, below bulb fail module) G405 (right side of trunk, below bulb fail module) High mount stop light High mount stop light relay Left license light Left rear fog light Left rear side marker light Left rear turn signal/ stop lights Nca Rear accessory relay Right hieght sensor Right license light Right rear door switch pack Right rear fog light Right rear side marker light Right rear tail light Right rear turn signal/ stop lights Right reverse light Telephone connector Trailer connector Transmission control module Trunk accessory connector Trunk release actuator
HEADLIGHTS Headlight Wiring Diagram (1 of 2) for Jaguar XJ12 1994 List of elements for Headlight Wiring Diagram (1 of 2) for Jaguar XJ12 1994: 55 87a Anti- theft system Battery input Center splice box Column switch gear Facia switch pack Fail logic Front fog out Fuse a5 3a Fuse b8 7.5a Fuse c8 15a Fuse c9 15a G112 (left side of engine compartment) G404 (left side of trunk, below bulb fail module) G405 (right side of trunk, behind battery tray) Ground Headlight flash switch Hi beam Hi beam indic High beam Hot at all times Ignition pwr in Instrument cluster system (general bulb fail) Instrument pack Lb22b Lb23b Lb24b Lb25 Lb46 Lb48 Lb6 Left front fog light Left front high beam Left front low beam Left front relay & bulb failure module (behind left headlight) Left fuse panel (behind left side of i/p) Left headlight flash relay (right rear wheel arch, relay module d) Left high out Left low out Left rear fog light Left rear relay & bulb failure module (behind left rear bulb cluster) Left splice box Lff1 Lff2 Lrf2 Ls28 Ls34 Ls36 Ls53 Nca Pnk Rear fog out Right high out Right low out Security flash Headlight Wiring Diagram (2 of 2) for Jaguar XJ12 1994 List of elements for Headlight Wiring Diagram (2 of 2) for Jaguar XJ12 1994: 35 87a Center fuse panel (inside center console) Fail logic Fuse 1 5a Fuse 2 5a Fuse 3 5a Fuse b8 15a Fuse c7 7.5a Fuse c8 15a Fuse c9 15a G119 (left side of engine compartment) G404 (left side of trunk, below bulb fail module) G405 (right side of trunk, behind battery tray) Hot at all times Hot in run Instrument clusters system (general bulb fail) Lb47 Lb48 Lb49 Nca Rf2 Rff1 Rff2 Right front fog light Right front high beam Right front low beam Right front relay & bulb failure module (behind right headlight) Right fuse panel (behind right side of i/p) Right headlight flash relay (behind right headlight, relay module d) Right rear fog light Right rear relay & bulb failure module (behind right rear bulb cluster) Rs28 Rs4 Rs5 Rs60
HORN Horn Wiring Diagram for Jaguar XJ12 1994 List of elements for Horn Wiring Diagram for Jaguar XJ12 1994: 19 Anti-theft system (horn activate) Fuse b6 15a G119 (right side of engine compartment) G405 (right side of trunk, behind battery tray) Horn relay (behind right headlight, relay module 'd') Horn switches (column switch gear) Hot at all times Lb23b Lb33 Lb35 Left horn (behind bumper, left side) Left splice box (left blower motor housing) Nca Right fuse panel (behind right side of i/p) Right horn (behind bumper, right side) Rs21 Rs28 Sc10 Sc9
INSTRUMENT CLUSTER Instrument Cluster Wiring Diagram (1 of 2) for Jaguar XJ12 1994 List of elements for Instrument Cluster Wiring Diagram (1 of 2) for Jaguar XJ12 1994: 68 (4.0l only) Anti-lock brakes system Average fuel Body computer system Brake fluid level Brake pad sense Center fuse fail Clear Cruise control system Delete first indicator Distance Door open: driver Door open: left rear Door open: passenger Door open: right rear Engine controls system Engine controls system (4.0l only) Exterior lights system Exterior lights system (brake switch signal) Fuel used Fueling fault G405 (right side of trunk, behind battery tray) General bulb fail Hand brake switch (below hand brake) Headlights system High beam indicator Hl1 Hl2 Illumination Instant fuel Instrument pack Interior lights system Keyboard ground Lb25 Lb79a Lb79b Lb80b Left fuse fail Left turn signal Low brake pressure Low coolant level Low washer fluid Mph/kph Nca Parking brake on Pnk Power distribution system Range Red Reset Right fuse fail Right splice box (right blower housing) Right turn signal Road speed output Seat belt Speed Sport indicator Stop lights input Transmission fail Transmissions system Trip computer Trip computer cycle Trip computer keyboard Trunk open Turn signal bulb fail Vcm Warning systems Wiper/washer system Instrument Cluster Wiring Diagram (2 of 2) for Jaguar XJ12 1994 List of elements for Instrument Cluster Wiring Diagram (2 of 2) for Jaguar XJ12 1994: 50 4.0l 6.0l Abs fail Anti-lock brakes system Anti-lock braking ecu (left rear quarter panel) Center fuse panel (inside center console) Charge indicator Column switch gear Computer data lines system Computer mode cycle switch Coolant temperature sensor (on thermo- stat housing) Data link serial input Data link serial output Engine control module (4.0l only) (behind right side of i/p) Engine control module: ignition (behind right side of i/p) Engine controls system Engine coolant level sensor (left inner fender) Engine speed in: tach Engine temperature in Fe41 Fuel level in Fuel level sensor (fuel sender, behind spare tire) Fuse 9 5a Fuse b5 10a G405 (right side of trunk, behind battery tray) Ground Hot at all times Hot in run Illumination Instrument pack Interior lights system Lb21 Lb47 Lb7 Left front brake pad Left fuse panel (behind left side of i/p) Ls50 Nca Oil pressure in Oil pressure sensor (below intake port #2) Pnk Pnk/red Red Right rear brake pad Road speed in: speedo Starting/charging system Transmissions system Transmissions system (rpm output) Trip computer Ve2
INTERIOR LIGHTS Courtesy Lamp Wiring Diagram (1 of 2) for Jaguar XJ12 1994 List of elements for Courtesy Lamp Wiring Diagram (1 of 2) for Jaguar XJ12 1994: 36 (not used) Acc Anti-theft system Center console Central micro- processor (behind glove box) Door guard lights relay Door locks system Driver's door switch G302 (center console ground stud) G405 (right side of trunk, behind battery tray) Ignition switch (column switch gear) Instrument cluster system (door open warning) Int lights Interior lights relay Lb35 Lb60 Lb61 Lb71 Lb79a Lb79b Lb80a Lb80b Lb81a Left rear door switch Lock Map light Memory systems (driver's seat) Nca Pass- enger's door switch Relay module 'f' (below glove box) Right rear door switch Right splice box (right blower motor housing) Roof console Run Sc8 Start Courtesy Lamp Wiring Diagram (2 of 2) for Jaguar XJ12 1994 List of elements for Courtesy Lamp Wiring Diagram (2 of 2) for Jaguar XJ12 1994: 27 10l Driver's door guard lights Driver's door switch pack Fuse c2 10a G900 (above left fuse panel on 'a' post) G901 (above right fuse panel, on 'a' post) Hot at all times Instrument cluster system (door open) Lb7 Left 'e' post light Left fuse panel (behind left side of i/p) Left rear door guard lights Left rear door switch pack Left seat back light & switch Left vanity mirror Ls70 Nca Pass- enger's door guard lights Pass- enger's door switch pack Right 'e' post light Right rear door guard lights Right rear door switch pack Right seat back light & switch Right vanity mirror Seat back lights relay (left headlight bracket, below hood hinge, relay module 'e') Trunk light Trunk light switch Instrument Illumination Wiring Diagram (1 of 2) for Jaguar XJ12 1994 List of elements for Instrument Illumination Wiring Diagram (1 of 2) for Jaguar XJ12 1994: 43 Acc Center splice box (below center fuse panel) Central micro- processor (behind glove box) Climate control panel Defogger system Driver's door switch pack Fascia switch pack Front fog G404 (left side of trunk, below bulb fail module) G405 (right side of trunk, behind battery tray) G405 (right side of trunk, below bulb fail module) G900 (above left fuse panel, on 'a' post) Hazard Headlights Ignition switch (column switch gear) Illum- ination Instrument pack Keyboard lighting Keyboard lighting switch Lb21 Lb25 Lb35 Lb49 Lb60 Lb61 Lb80b Lb81a Lb81b Left rear door switch pack Light- ing logic unit Lock Nca Panel lighting Pass- enger's door switch pack Radio Rear fog Red/pnk Right rear door switch pack Right splice box (right blower motor) Run Sc8 Sidelights Start Instrument Illumination Wiring Diagram (2 of 2) for Jaguar XJ12 1994 List of elements for Instrument Illumination Wiring Diagram (2 of 2) for Jaguar XJ12 1994: 59 (cigar lighter illumination) power distribution system Anti-theft system Bh1 Bh2 Cb1 Cb2 Cb3 Cb4 Center console Clock Clock lighting Clock power logic Column switch gear Cruise control switch Dimmer module Driver's seat switch pack Exterior lights system (aux relay) Fuse a1 10a Fuse a5 3a Fuse c2 10a G302 (center con- sole ground stud) G302 (center console ground stud) G405 (right side of trunk, behind battery tray) G900 (above left fuse panel, on 'a' post) Glove box light Glove box switch Ground Heated rear window Hood light Hood switch Hot at all times Ignition ground Illum- ination Interior lights Lb22a Lb23a Lb24a Lb24b Lb6 Lb69 Lb7 Left fuse panel (behind left side of i/p) Left splice box (left blower motor housing) Map light Momentary clock lighting Nca Output Override Panic switch Pass- enger's seat switch pack Power input Red/pnk Sc1 Sc7 Sc8 Set hours Set minutes Side lights positive relay (below glove box, relay module 'h') Sidelights on
MEMORY SYSTEMS Left Front Memory Seat Wiring Diagram (1 of 2) for Jaguar XJ12 1994 List of elements for Left Front Memory Seat Wiring Diagram (1 of 2) for Jaguar XJ12 1994: 28 1995 vftc c Auxiliary power relay Body computer system (pin 40, lb61) Driver's door switch Driver's door switch pack Driver's seat & mirrors ecm (floor pan in front of driver's seat) Driver's seat switch pack Fore/aft Fuse a1 10a Fuse b2 15a G405 (right side of trunk, behind battery tray) Headrest Hot at all times Lb1 Lb69 Lb77 Lb89 Memory position 1 Memory position 2 Memory set Memory systems (passenger's seat ecm) Recline Relay module 'h' (right center of i/p) Right fuse panel (behind right side of i/p) Right splice box Seat front Seat rear Transmissions system (reverse input) Left Front Memory Seat Wiring Diagram (2 of 2) for Jaguar XJ12 1994 List of elements for Left Front Memory Seat Wiring Diagram (2 of 2) for Jaguar XJ12 1994: 30 1995 vftc c Computer data lines system Dil1 Dil2 Driver's lumbar switch Driver's seat Driver's seat & mirrors ecm (floor pan in front of driver's seat) Driver's seat lumbar pump (rear of driver's seat back) Dsm1 Dsm2 Dsm3 Dsm4 Fuse a1 10a Fuse a4 25a G302 (center console ground stud, behind 'j' gate) G405 (right side of trunk, behind battery tray) G900 (above left fuse panel, on 'a' post) Head rest Hot at all times Lb228 Lb3 Lb6 Left fuse panel (behind left side of i/p) Left splice box Nca Pnk Recline Seat fore/aft Seat front Seat rear Memory Mirrors Wiring Diagram (1 of 2) for Jaguar XJ12 1994 List of elements for Memory Mirrors Wiring Diagram (1 of 2) for Jaguar XJ12 1994: 29 1995 vftc c Auxiliary power relay Body computer system (pin 40, lb61) Dd13 Dd14 Driver's door mirror Driver's seat & mirrors ecm (floor pan in front of driver's seat) Fuse b2 15a Hot at all times Lb1 Lb22a Lb22b Lb23a Lb23b Lb69 Lb79b Lb81b Lb89 Left splice box Left/right Memory systems (passenger's seat ecm) Passenger's door mirror Pd13 Pd14 Relay module 'h' (right center of i/p) Right fuse panel (behind right side of i/p) Right splice box Transmissions system (reverse input) Up/down Memory Mirrors Wiring Diagram (2 of 2) for Jaguar XJ12 1994 List of elements for Memory Mirrors Wiring Diagram (2 of 2) for Jaguar XJ12 1994: 26 1995 vftc c Common Computer data lines system Dri x axis Dri y axis Driver's door switch pack Driver's seat & mirrors ecm (floor pan in front of driver's seat) Driver's seat switch pack Fuse a1 10a Fuse a4 25a G405 (right side of trunk, behind battery tray) G900 (above left fuse panel, on 'a' post) Hot at all times Joystick Lb22b Lb3 Lb6 Left fuse panel (behind left side of i/p) Left splice box Memory position 1 Memory position 2 Memory set Pass x axis Pass y axis Pnk Select mirror Right Front Memory Seat Wiring Diagram (1 of 2) for Jaguar XJ12 1994 List of elements for Right Front Memory Seat Wiring Diagram (1 of 2) for Jaguar XJ12 1994: 24 1995 vftc c Auxiliary power relay Body computer system (pin 40, lb61) Fore/aft Fuse a1 10a Fuse b2 15a Headrest Hot at all times Lb69 Lb77 Lb89 Lb91 Memory position 1 Memory position 2 Memory set Memory systems (driver's seat ecm) Pass- enger's seat switch pack Passenger's seat ecm (floor pan in front of passenger's seat) Recline Relay module 'h' (right center of i/p) Right fuse panel (behind right side of i/p) Right splice box Seat front Seat rear Right Front Memory Seat Wiring Diagram (2 of 2) for Jaguar XJ12 1994 List of elements for Right Front Memory Seat Wiring Diagram (2 of 2) for Jaguar XJ12 1994: 34 1995 vftc c Computer data lines system Fuse a4 25a Fuse a5 3a G302 (center console ground stud, behind 'j' gate) G405 (right side of trunk, behind battery tray) G900 (above left fuse panel, on 'a' post) Head rest Hot at all times Lb22b Lb23b Lb24b Lb6 Lb77 Lb92 Left fuse panel (behind left side of i/p) Left splice box Nca Pass- enger's seat Passenger's lumbar switch Passenger's seat ecm (floor pan in front of passenger's seat) Passenger's seat lumbar pump (rear of passenger's seat back) Pil1 Pil2 Pnk Psm1 Psm2 Psm3 Psm4 Recline Right fuse panel (behind right side of i/p) Seat fore/aft Seat front Seat rear
POWER ANTENNA Power Antenna Wiring Diagram for Jaguar XJ12 1994 List of elements for Power Antenna Wiring Diagram for Jaguar XJ12 1994: 10 Antenna motor assembly (right rear of trunk) Fuse a8 10a G405 (right side of trunk, below bulb fail module) Hot at all times Lb36 Radio Radio on output signal Right fuse panel (behind right side of i/p) Rs90 Rs96
POWER DISTRIBUTION Power Distribution Wiring Diagram (1 of 5) for Jaguar XJ12 1994 List of elements for Power Distribution Wiring Diagram (1 of 5) for Jaguar XJ12 1994: 98 A/c compressor clutch relay Ac2 Antenna motor assembly Auxiliary side lights relay, auxiliary power relay (relay module h) Battery Climate control ecm Driver's lumbar switch Driver's seat & mirror ecm Engine bay accessory connector Engine control module: fuel injection Fail logic module Fog, reverse, turn signal/ stoplights (2) (right rear relay & bulb failure module) Front accessory relay Fuel pump relay 2 (relay module l) Fuse a1 10a Fuse a2 10a Fuse a3 3a Fuse a4 25a Fuse a5 15a Fuse a6 20a Fuse a7 25a Fuse a8 10a Fuse a9 25a Fuse b1 30a Fuse b2 15a Fuse b3 10a Fuse b4 20a Fuse b5 10a Fuse b6 15a Fuse b7 10a Fuse b8 15a Fuse b9 30a Headlight wash relay (relay module d) Heated rear window relay (relay module k) Horn relay (relay module d) Interior accessory connector L9b1 Lb1 Lb116 Lb62 Lb69 Lb70 Lb77 Lb86 Lb89 Lb92 Ls43 Ls80 Nca Nca a Nca b Nca c Not used Package Passenger seat control unit Passenger's lumbar switch Passenger's seat control unit Pd1 Power antenna relay (relay module k) Radio Rear accessory relay Ride height sensor Ride leveling valve block Right blower (isolation relay) Right fuse panel Right splice box Right terminal post Rrd1 Rs21 Rs28 Rs29 Rs38 Rs42 Rs60 Rs63 Rs79 Rs90 Rs95 Rs96 Security system ecm Telephone connector To fuses c1 through c9 (right fuse panel) To ignition on relay To jump starting terminal Trailer connector Transmission control module Trunk accessory connector Trunk release relay (relay module l) Unlock relay, lock relay (relay module g) Up relay, down relay (passenger door switch pack) Up relay, down relay (right rear door switch pack) Ve1 Vin 617289 & later Vin 687218 & earlier W/accessory package W/accessory package only W/o accessory Windshield wash relay (relay module d) Power Distribution Wiring Diagram (2 of 5) for Jaguar XJ12 1994 List of elements for Power Distribution Wiring Diagram (2 of 5) for Jaguar XJ12 1994: 65 Cigar lighter relay (relay module h) Cigar lighters Cl1 Cl2 Coil a Coil b Diode on vin 687219 & later Driver's seat heater relay (relay module m) Engine control module: ignition Fail logic module Fog, high beam, low beam (right front relay & bulb failure module) From fuse 6 (center fuse panel) From fuse a3 (left fuse panel) From fuse a5 (left fuse panel) From right terminal post Front Fuel injection main relay Fuel pump relay 1 Fuse c1 20a Fuse c2 25a Fuse c3 25a Fuse c4 10a Fuse c5 25a Fuse c6 25a Fuse c7 7.5a Fuse c8 15a Fuse c9 15a G302 (center console ground stud, behind "j" gate) Heated oxygen sensor relay Ignition on relay Interior lights system Lb101 Lb44 Lb63 Lb69 Lb70 Lb71 Lb89 Left headlight flash relay (relay module l) Nca Passenger's seat heater relay (relay module m) Power module bank a Power module bank b Rear Right fuse panel Right headlight flash relay (relay module d) Right windshield heater relay (relay module f) Rs21 Rs28 Rs4 Rs42 Rs60 Side marker, tail & license lights (right rear relay & bulb failure module) Side marker, turn signal & side lights (right front relay & bulb failure module) Starter relay (relay module g) To fuses 1,3,5,7,9 (center fuse panel) To fuses 2,4,6,8,10 (center fuse panel) Ve17 Ve2 Ve22 Ve23 Ve44 Ve45 Vin 687218 & earlier Vin 687219 & later Power Distribution Wiring Diagram (3 of 5) for Jaguar XJ12 1994 List of elements for Power Distribution Wiring Diagram (3 of 5) for Jaguar XJ12 1994: 91 A bank purge valve Abs diagnostic connector Air injection pump relay B bank purge valve Clock power logic (center console) Column switch gear Data link connector Dd1 Dimmer Driver's seat & mirror ecm Fail logic module Fan control relay module Fog, reverse, turn signal/ stoplights (2) (left rear relay & bulb failure module) From right terminal post Fuse a1 10a Fuse a2 30a Fuse a3 15a Fuse a4 25a Fuse a5 3a Fuse a6 10a Fuse a7 30a Fuse a8 20a Fuse a9 3a Fuse b1 30a Fuse b2 20a Fuse b3 3a Fuse b4 20a Fuse b5 10a Fuse b6 10a Fuse b7 3a Fuse b8 15a Fuse b9 30a Generator Jump starting terminal L533 L568 Lb18 Lb20 Lb21 Lb22b Lb23b Lb24b Lb3 Lb32 Lb33 Lb34 Lb36 Lb37 Lb54 Lb6 Lb7 Lb70 Lb92 Left blower (isolation relay) Left fuse panel Left splice box Left terminal post Lighting logic unit, side lights state ind., hazard lights state ind., (fascia switch pack) Lrd1 Ls33 Ls34 Ls45 Ls53 Ls68 Ls70 Ls78 Main relay (abs) Mirror & seat memory (driver's seat switch pack) Mirror heaters relay (relay module g) Nca Nca g Nca h Not used Not used vin 687218 & earlier Open relay, close relay (sunroof switch pack) Passenger seat control unit Passenger's seat switch pack Power mirror (driver's door switch pack) Radio Right fan motor Sc1 Security system ecm Starter Supression module To fuses c1 through c9 (left fuse panel) To ignition on relay Up relay, down relay (driver's door switch pack) Up relay, down relay (left rear door switch pack) Vin 687218 & earlier Vin 687219 & later Wiper slow/fast relay (relay module e) Power Distribution Wiring Diagram (4 of 5) for Jaguar XJ12 1994 List of elements for Power Distribution Wiring Diagram (4 of 5) for Jaguar XJ12 1994: 40 Abs pump relay Central microprocessor Diodes on vin 687219 & later Door guard lights relay, interior lights relay (relay module f) Fail logic module Fog, high beam, low beam (left front relay & bulb failure module) From left terminal post Fuel injection main relay Fuse c1 20a Fuse c2 10a Fuse c3 10a Fuse c4 10a Fuse c5 25a Fuse c6 30a Fuse c7 7.5a Fuse c8 15a Fuse c9 15a Gear shift relay (relay module m) Glove box light Key lock relay (relay module m) Lb101 Lb59 Lb7 Lb71 Left e-post light Left fuse panel Left vanity mirror Left windshield heater relay (relay module f) Ls28 Ls34 Ls53 Nca Right e-post light Right vanity mirror Roof console Seat back lights relay (relay module e) Side lights positive relay (relay module h) Side marker, tail & license lights (left rear relay & bulb failure module) Side marker, turn signal & side lights (left front relay & bulb failure module) Trunk light Power Distribution Wiring Diagram (5 of 5) for Jaguar XJ12 1994 List of elements for Power Distribution Wiring Diagram (5 of 5) for Jaguar XJ12 1994: 74 Ambient air temperature sensor (washer fluid heaters) Anti-lock braking ecm Aspirator motor switch (in car temperature sensor) Brake switch (cruise control) C16 Center fuse panel Central microprocessor Cruise control ecm Cruise control switches Driver's seat heater relay (relay module m) Electro- chromatic rear view mirror Fail logic module Fe49 Fog & back up lights (left rear relay & bulb failure module) Fog & back up lights (right rear relay & bulb failure module) Fog & head light (fascia switch pack) From ignition on relay Fuel pump control module Fuse 1 5a Fuse 10 5a Fuse 2 5a Fuse 3 5a Fuse 4 5a Fuse 5 5a Fuse 6 5a Fuse 7 5a Fuse 8 5a Fuse 9 5a Gear position indicator module Generator Gm1 High mount stop light relay (relay module l) Instrument pack Lb101 Lb112 Lb20 Lb21 Lb25 Lb26 Lb29 Lb46 Lb47 Lb48 Lb49 Lb61 Lb66 Lb70 Lb79a Lb79b Lb94 Left headlight flash relay (relay module l) Ls50 Ls53 Ls70 Main relay (abs) Nca Not used Passenger seat heater relay (relay module m) Ride height sensor Ride leveling valve block (charge) Right headlight flash relay (relay module d) Right splice box Rs21 Rs30 Rs42 Rs44 Rs60 Start inhibit relay Starter relay (relay module g) To cigar lighter relay (relay module h) Transmission control module Transmission mode switch Transmission shift, tcc solenoids Wiper motor relay (relay module e)
POWER DOOR LOCKS Power Door Lock Wiring Diagram for Jaguar XJ12 1994 List of elements for Power Door Lock Wiring Diagram for Jaguar XJ12 1994: 51 87a Acc Anti-theft system Central micro- processor (behind glove box) Driver's door lock actuator Driver's door lock switch Driver's key barrel switch Fuel filler flap lock actuator Fuse a5 15a G404 (left side of trunk, below bulb fail module) G405 (right side of trunk, behind battery tray) G405 (right side of trunk, behind battery) G900 (above left fuse panel on 'a' post) Hot at all times Ignition switch (column switch gear) Inertia switch (lower left 'a' post) Lb23b Lb24b Lb35 Lb60 Lb61 Lb70 Lb77 Lb79a Lb79b Lb80a Lb80b Lb81a Lb81b Left rear door lock actuator Left splice box (left blower motor housing) Lock Lock relay Nca Panic switch (center console assembly) Passenger's door lock actuator Passenger's door lock switch Passenger's key barrel switch Power tops system Power windows system Red Relay module 'g' (below glove box) Right fuse panel (behind right side of i/p) Right rear door lock actuator Right splice box (right blower motor) Run Sc8 Start Trunk lock actuator Unlock Unlock relay
POWER SEATS Heated Seats Wiring Diagram for Jaguar XJ12 1994 List of elements for Heated Seats Wiring Diagram for Jaguar XJ12 1994: 31 Center fuse panel (inside center console) Central microprocessor (behind glove box) Driver's Driver's seat back heater Driver's seat inner cushion heater Driver's seat outer cushion heater Driver's seat switch pack Driver's thermostat Fuse 2 5a Fuse c2 25a G302 (center console ground stud) G405 (right side of trunk, behind battery tray) Hot at all times Hot in run Lb101 Lb37 Lb48 Lb54 Lb60 Lb61 Lb89 Nca Passenger's Passenger's seat back heater Passenger's seat inner cushion heater Passenger's seat outer cushion heater Passenger's seat switch pack Passenger's thermostat Red Right fuse panel (behind right side of i/p) Seat heater relays (in front of pass- enger's seat, relay module 'm') Passenger Power Seat Wiring Diagram (1 of 2) for Jaguar XJ12 1994 List of elements for Passenger Power Seat Wiring Diagram (1 of 2) for Jaguar XJ12 1994: 18 Auxiliary power relay Fore/aft Fuse a1 10a Fuse b2 15a Headrest Hot at all times Lb69 Lb77 Lb89 Lb91 Pass- enger's seat switch pack Passenger's seat control unit (floor pan in front of passenger's seat) Recline Relay module 'h' (right center of i/p) Right fuse panel (behind right side of i/p) Right splice box Seat front Seat rear Passenger Power Seat Wiring Diagram (2 of 2) for Jaguar XJ12 1994 List of elements for Passenger Power Seat Wiring Diagram (2 of 2) for Jaguar XJ12 1994: 33 (not used) Fuse a4 25a Fuse a5 3a G302 (center console ground stud, behind 'j' gate) G405 (right side of trunk, behind battery tray) G900 (above left fuse panel, on 'a' post) Head rest Hot at all times Lb22b Lb23b Lb24b Lb6 Lb77 Lb92 Left fuse panel (behind left side of i/p) Left splice box Nca Pass- enger's seat Passenger's lumbar switch Passenger's seat control unit (floor pan in front of passenger's seat) Passenger's seat lumbar pump (rear of passenger's seat back) Pil1 Pil2 Pnk Psm2 Psm3 Psm4 Psm9 Recline Right fuse panel (behind right side of i/p) Seat fore/aft Seat front Seat rear
POWER TOP/SUNROOF Sunroof Wiring Diagram for Jaguar XJ12 1994 List of elements for Sunroof Wiring Diagram for Jaguar XJ12 1994: 36 87a Acc Anti-theft system Central micro- processor (behind glove box) Close Door locks system Fuse b2 20a G405 (right side of trunk, behind battery tray) G900 (above left fuse panel on 'a' post) Hot at all times Ignition switch (column switch gear) Inertia switch (lower left 'a' post) Lb18 Lb23b Lb24b Lb35 Lb60 Lb61 Lb7 Lb79b Lb80b Left fuse panel (behind left side of i/p) Left splice box (left blower motor housing) Limit switch (inside sunroof assembly) Lock Nca Open Override Red Right splice box (right blower motor) Run Sc8 Sr1 Start Sunroof motor Sunroof switch pack
POWER WINDOWS Power Window Wiring Diagram (1 of 2) for Jaguar XJ12 1994 List of elements for Power Window Wiring Diagram (1 of 2) for Jaguar XJ12 1994: 42 1995 vftc c 87a Acc Anti-theft system Central micro- processor (behind glove box) Dd1 Dd2 Door locks system Down Driver's door switch pack Driver's window Fuse b1 30a G405 (right side of trunk, behind battery tray) G900 (above left fuse panel on 'a' post) Hot at all times Ignition switch (column switch gear) Inertia switch (lower left 'a' post) Lb23b Lb24b Lb35 Lb60 Lb61 Lb7 Lb79b Lb80b Lb81b Left front window motor Left fuse panel (behind left side of i/p) Left rear window Left splice box (left blower motor housing) Lock Ls34 Nca One touch control Passenger's window Rear isolate Red Right rear window Right splice box (right blower motor) Run Sc8 Start Power Window Wiring Diagram (2 of 2) for Jaguar XJ12 1994 List of elements for Power Window Wiring Diagram (2 of 2) for Jaguar XJ12 1994: 24 1995 vftc c 87a Down Fuse b1 30a G404 (left side of trunk, below bulb fail module) G405 (right side of trunk, below bulb fail module) G900 (above left fuse panel on 'a' post) Hot at all times Lb22b Lb24b Lb89 Left rear door switch pack Left rear window motor Left splice box (left blower motor housing) Lrd1 Nca Passenger's door switch pack Pd1 Right front window motor Right fuse panel (behind right side of i/p) Right rear door switch pack Right rear window motor Rrd1 Rs28
RADIO Radio Wiring Diagrams for Jaguar XJ12 1994 List of elements for Radio Wiring Diagrams for Jaguar XJ12 1994: 48 Acc Antenna motor Auxiliary power relay (behind right side of dash) Capacitor Cd auto changer Cd head Ce1 Column switch gear (in steering column) Fuse a8 10a Fuse b2 15a G206 (beneath radio at center of console stud) G302 (center console ground stud, behind "j " gate) G405 (trunk, right, behind battery) Hot at all times Ignition switch Lb22a Lb23a Lb24a Lb35 Lb36 Lb69 Lb80a Lb80b Lb81b Lb89 Left front bass speaker Left front tweeter speaker Left rear bass speaker Left rear tweeter speaker Left splice box Lock Radio antenna Radio/cassette Right front bass speaker Right front tweeter speaker Right fuse box (behind right kick panel) Right rear bass speaker Right rear tweeter speaker Right splice box Rs22 Rs23 Rs25 Rs26 Rs90 Run Sc8 Shielded cable Start
SHIFT INTERLOCKS Shift Interlock Wiring Diagram for Jaguar XJ12 1994 List of elements for Shift Interlock Wiring Diagram for Jaguar XJ12 1994: 25 Brake light switch Center fuse panel (inside center console) Central microprocessor (behind glove box) Exterior lights system Fuse 2 5a Fuse c4 10a G302 (center console ground stud) G405 (right side of trunk, behind battery tray) Gear shift relay Gear shift solenoid (under center console) Hot at all times Hot in run Key lock relay Key lock solenoid (below steering column) Lb101 Lb48 Lb60 Lb61 Lb7 Lb79a Lb80a Left fuse panel (behind left side of i/p) Park micro- switch (front of gear shift lever) Relay module 'm' (in front of pass- enger's seat) Right splice box (right blower motor)
STARTING/CHARGING Charging Wiring Diagram for Jaguar XJ12 1994 List of elements for Charging Wiring Diagram for Jaguar XJ12 1994: 13 Battery (right side of trunk) Center fuse panel (center console) Charge indicator Diode rsd1 (behind right headlight, exposed in right side harness) Fuse 3a Generator Hot in start Instrument pack Jump starting terminal Nca Right terminal post Starter (left rear of engine) Suppression module (left front inner fender) Starting Wiring Diagram for Jaguar XJ12 1994 List of elements for Starting Wiring Diagram for Jaguar XJ12 1994: 31 Acc Battery (right side of trunk) Center fuse panel (center console) Central microprocessor (behind glove box) Fuse 5a Fuse c3 25a G302 (center console ground stud, behind "j" gate) Generator Ground (right side of trunk, behind battery) Hot in start Ignition switch (right side of steering column cowl) Iii Jump starting terminal Lb60 Lb61 Linear gear position switches (right side 0f "j" gate) Nca Neutral Off Park Park micro switch (gearshift interlock module) Right fuse panel (right "a" post) Right terminal post Run Security switch (center console glove box) Security system ecm (left rear wheel arch) Start Start inhibit relay Starter (left rear of engine) Starter logic relay Starter relay (right dash, under panel)
TRANSMISSION
TRUNK, TAILGATE, FUEL DOOR Trunk Release Wiring Diagram for Jaguar XJ12 1994 List of elements for Trunk Release Wiring Diagram for Jaguar XJ12 1994: 19 Anti-theft system (trunk release) Center splice box (below center fuse panel) Central micro- processor (behind glove box) Fuse a8 10a G405 (right side of trunk, behind battery tray) G405 (right side of trunk, below bulb fail module) Hot at all times Lb48 Lb60 Lb61 Nca Relay module 'l' (right rear quarter panel) Right fuse panel (behind right side of i/p) Rs42 Rs90 Trunk release actuator Trunk release isolation switch (behind trunk lid trim panel) Trunk release relay Trunk release switch
WARNING SYSTEMS Warning System Wiring Diagrams for Jaguar XJ12 1994 List of elements for Warning System Wiring Diagrams for Jaguar XJ12 1994: 30 Acc Center fuse panel (inside center console) Central microprocessor (behind glove box) Column switch gear Driver's door switch Driver's seat belt switch Exterior lights system (sidelights on input) Fuse 2 5a G405 (right side of trunk, behind battery tray) Hot in run Ignition switch Instrument cluster system (seat belt warning) Key-in Lb33 Lb35 Lb48 Lb60 Lb61 Left Lock Memory systems (seat ecm's) Nca Right Run Sc3 Sc4 Sc8 Speaker Start Turn signal switches
WIPER/WASHER Jet Heater Wiring Diagram for Jaguar XJ12 1994 List of elements for Jet Heater Wiring Diagram for Jaguar XJ12 1994: 15 Ambient air temperature sensor (behind right front turn signal assembly) Center fuse panel (inside center console) Fuse 7 5a G112 (left side of engine compartment) G119 (left side of engine compartment) Hot in run Lb22a Lb22b Lb48 Left head- light power wash heater (behind left turn signal) Left splice box (left blower motor housing) Left wind- shield washer heater (inside wind- shield plenum) Nca Right head- light power wash heater (behind right turn signal) Right wind- shield washer heater (inside wind- shield plenum) Wiper/Washer/Headlamp Washer Wiring Diagram for Jaguar XJ12 1994 List of elements for Wiper/Washer/Headlamp Washer Wiring Diagram for Jaguar XJ12 1994: 47 87a Center fuse panel (inside center console) Central microprocessor (behind glove box) Column switch gear Exterior lights system (sidelights on input signal) Fast Fuse 2 5a Fuse a8 20a Fuse b7 10a Fuse b9 30a G112 (left side of engine compartment) G119 (left side of engine compartment) G121 (engine compartment, center of bulkhead) G405 (right side of trunk, behind battery tray) Headlight wash pump (right front wheel arch) Headlight wash relay Hot at all times Hot in run Instrument cluster system Inter- mittent Lb22b Lb23b Lb24b Lb33 Lb48 Lb60 Lb61 Left fuse panel (behind left side of i/p) Left splice box (left blower motor housing) Ls33 Ls70 Nca Red Relay module 'd' (behind right headlight) Right fuse panel (behind right side of i/p) Rs21 Rs28 Slow/ flick Slow/fast Wash Washer fluid level sensor (washer reservoir) Windshield wash pump (right front wheel arch) Windshield wash relay Wipe/wash switches Wiper motor Wiper motor (left bulkhead, next to brake reservoir) Wiper motor relays (left headlight bracket below hood hinge, relay module 'e')
