Diagram sections — 34 (74 total)
AIR CONDITIONING ANTI-LOCK BRAKES ANTI-THEFT BODY CONTROL MODULES COMPUTER DATA LINES COOLING FAN CRUISE CONTROL DEFOGGERS ELECTRONIC MUFFLER ELECTRONIC POWER STEERING ELECTRONIC SUSPENSION ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS MEMORY SYSTEMS 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 Automatic A/C Wiring Diagram (1 of 2) for Cadillac XDiscovery 2006 List of elements for Automatic A/C Wiring Diagram (1 of 2) for Cadillac XDiscovery 2006: 73 (forward lamp harness, approximately 10.0 cm (in instrument panel harness, at base of right a pillar behind trim panel, grounded to g202) splice pack sp202 A/c comp fuse 15 10a A/c comp relay 35 A/c compressor clutch A/c off switch B12 Bat Blower ctrl Blower speed switch Body control module (bcm) (behind right side of dash) C1 c10 C4 d8 pnk Coolant level switch (left side of engine compt) Coolfan fuse 25 60a Defog rly ctrl Defogger system Defrost ctrl Defrost switch Dr ctrl a Dr ctrl b E1 c2 F13 F14 F7 c3 From a/c compressor clutch connector breakout) s231 G101 G102 G202 Gnd H13 H14 Hot at all times Hot w/ run/ crank relay energized Hvac control module (at center of dash) Hvac fuse 28 40a Hvac/ pwr snd fuse 9 10a Ign Ign 1 relay 44 Ign 1 voltage Ind ctrl Interior lights system Isrvm/ hvac fuse 14 10a Lamp ctrl Left air temperature switch Light sens sig Logic Low ref Mirrors system Mode ctrl Mode switch Mtr spd ctrl Off ctrl Pnk Recirc ctrl Recirculation switch Right air temperature switch Seats system Sens sig Serial data Speed ctrl Splice pack sp101 (in forward lamp harness, in engine compartment, on upper left frame rail, grounded to g101) Splice pack sp102 (in forward lamp harness, in engine compartment, on upper right frame rail, grounded to g102) Sply voltage Sply voltage 4 Sunload sig Tan Temp ctrl Temp ctrl sig Transmissions system Underhood fuse block (right rear of engine compt) Valet sw sig Valet switch Automatic A/C Wiring Diagram (2 of 2) for Cadillac XDiscovery 2006 List of elements for Automatic A/C Wiring Diagram (2 of 2) for Cadillac XDiscovery 2006: 53 (at lower right of cooling fan) fan control module (behind lower right front fender) engine control module (ecm) (instrument panel harness, approximately 22.5 cm from (lower front of engine) cooling fan motor 4.4l 4.6l 5v ref 1 A/c refrigerant pressure sensor (right side of engine compt) Ambient air temperature sensor (lower right front of engine compt) Aspirator blower motor Bat Blower motor control processor (right side of blower motor) Check gages Computer data lines system Coolant over temp engine hot/stop engine low coolant Engine coolant temperature (ect) sensor G102 (on upper left frame rail) G202 Gnd Head up display (hud) Hot engine-a/c off service a/c Hud class 2 serial data Hud message center Inside Inside air temperature sensor (lower left side of dash) Instrument panel cluster (ipc) Ipc class 2 serial data Left air temperature actuator (left side of hvac module) Logic Low ref Low ref c2 Lower left air temperature sensor (on left side of hvac module) Lower right air temperature sensor Message center Message request Mode actuator (right side of hvac module) Pnk Rearview mirror breakout) Recirculation actuator (right side of blower motor) Red Right air temperature actuator (right side of hvac module assembly) Rly ctrl S242 Sens sig Serial data + Serial data - Speed ctrl Splice pack sp202 (in instrument panel harness, at base of right a pillar behind trim panel, grounded to g202) Sunload sensor assembly (upper center of dash) Supp vol Tan Upper left air temperature sensor (behind left center of dash) Upper right air temperature sensor (upper right of dash) Compressor Wiring Diagram for Cadillac XDiscovery 2006 List of elements for Compressor Wiring Diagram for Cadillac XDiscovery 2006: 18 4.4l 4.6l A/c comp fuse 15 10a A/c comp relay 35 A/c compressor clutch C1 c10 E1 c2 Engine control module (ecm) (behind lower right front fender) F13 F14 G102 H13 H14 Hot at all times Ign 1 relay 44 Rly ctrl Splice pack sp102 (in forward lamp harness, in engine compartment, on upper right frame rail, grounded to g102) Underhood fuse block (right rear of engine compt)
ANTI-LOCK BRAKES Anti-lock Brakes Wiring Diagram (1 of 2) for Cadillac XDiscovery 2006 List of elements for Anti-lock Brakes Wiring Diagram (1 of 2) for Cadillac XDiscovery 2006: 85 (engine harness, approximately 12 cm from ebcm breakout towards g105 breakout) 5v ref A10 A11 A12 A13 A14 Abs fuse 27 60a Abs ind Abs/mrrtd fuse 1 10a Accelerometer lateral B + B10 B11 B12 B13 B14 B16 Bat Brake fluid level switch (left rear of engine compt, on brake fluid reservoir) Brake fluid pressure sensor (left front of engine compt, left side of bpmv valve) Brake ind Brk fluid lvl sens signal Brk fluid press sens sig C10 C11 C12 C13 C14 Computer data lines system Electronic brake control module (ebcm) (left front of engine compartment) Electronic power steering system F10 F11 G101 G105 (lower left side of engine, above generator) Gmlan Gmlan serial data (+) Gmlan serial data (-) Hot at all times Hot in on or start Ign 1 voltage Instrument panel cluster Ipc Ipc class 2 serial data Lateral accelerometer sig Left front wheel speed sensor (at left front hub assembly) Left rear wheel speed sensor (at left rear hub assembly) Lf spd sens low ref Lf wheel sens sig Logic Low ref Lr spd sens low ref Lr spd sens sig Message center Message request Pnk Power distribution system Rf spd sens low ref Rf spd sens sig Right front wheel speed sensor (at right front hub assembly) Right rear wheel speed sensor (at right rear hub assembly) Rr spd sens low ref Rr spd sens sig S191 S193 (engine harness, approximately 10.5 cm from ebcm breakout towards g105 breakout) S195 S238 S244 Sensor Sig grd Splice pack sp101 (in forward lamp harness, in engine compartment, on upper left frame rail, grounded to g101) Steering sol ctrl Steering wheel position sensor (base of steering column, under instrument panel) Strg sol voltage sply Strg whl pos sig a Strg whl pos sig b Strng wheel pos sig a Strng wheel pos sig b Tan Traction control ind Underhood fuse block (right rear of engine compt) Yaw & lateral accelerometer sensor (behind center of dash) Yaw rate sens sig Yaw rate sens sig (1) Anti-lock Brakes Wiring Diagram (2 of 2) for Cadillac XDiscovery 2006 List of elements for Anti-lock Brakes Wiring Diagram (2 of 2) for Cadillac XDiscovery 2006: 28 4.4l 4.6l 5v ref Body control module (bcm) (behind right side of dash) Brake pedal position sensor (on bracket on top of brake pedal) Brk pos sens sig C3 a4 C4 c4 Class 2 serial data Computer data lines system Data bus (-) gmlan serial Engine control module (ecm) (behind lower right front fender, below battery) Engine controls system Exterior lights system G202 Gmlan serial data bus (+) Gmlan serial data bus (-) Interior lights system Logic Low ref S246 Splice pack sp202 (in instrument panel harness, at base of right "a" pillar, behind trim panel, grounded to g202) Stop lamp sw sig Sw sig stop lmp Tan Trac ctrl sw sig Traction control switch (center console, between shifter and storage compartment) Underhood fuse block (right rear of engine compt)
ANTI-THEFT Anti-theft Wiring Diagram (1 of 2) for Cadillac XDiscovery 2006 List of elements for Anti-theft Wiring Diagram (1 of 2) for Cadillac XDiscovery 2006: 53 k/e ant b-u sig A/t shft lk ctrl Ajar Back up keyless entry antenna (upper right side of dash) Battery Closed D11 Data link connector (left side of dash) Door ajar sw Door latch Door open sw Dr lk enable ctrl Driver door latch Drv door lk ctrl Ecm/ tcm fuse 11 15a Ekm ign mod data Front passenger door latch G104 (right side of engine compartment, under battery) G301 G302 Ground Hot at all times Ign 1 volt Ignition mode switch K/e antenna sig K/e b-u lo ref K/e low ref K/e right sig K/e rr compt sig K/e rt low ref Left frnt int dr Left keyless entry antenna (top of left "b" pillar, under tonneau cover) Lf ext dr sw sig Open Pnk Rear compartment keyless entry antenna (under rear compt trim panel, to left of rear compt pull down actuator) Remote control door lock receiver (rcdlr) (right side of dash) Rfa class 2 data Right keyless entry antenna (top of right "b" pillar, under tonneau cover) Rr compt lo ref Rt frnt int dr Rt frt ext dr S232 S375 Shift interlock system Splice pack sp205 (in instrument panel harness, behind lower left of i/p by park brake assembly) Splice pack sp208 (in instrument panel harness, behind right side of i/p below inflatable restraint i/p module by auxiliary power relay) Splice pack sp301 (in instrument panel harness, on left "b" pillar behind trim panel, grounded to g301) Splice pack sp302 (in instrument panel harness, on right "b" pillar behind trim panel, grounded to g302 (ckt 750)) Tan Trunk rel sw sig Trunk, tailgate, fuel doors system Underhood fuse block (right rear of engine compt) Anti-theft Wiring Diagram (2 of 2) for Cadillac XDiscovery 2006 List of elements for Anti-theft Wiring Diagram (2 of 2) for Cadillac XDiscovery 2006: 58 Acca/ driv dr sw fuse 25 10a B(+) Battery Body control module (bcm) (behind right side of dash) Class 2 (bcm) Class 2 data Door ltch ctrl Dr ajar sw sig Dr lk ind Dr open sw sig Driver door lock indicator Driver door lock switch Driver door module (ddm) (in driver's door) Driver door switch assembly (ddsa) Driver exterior door handle switch (in driver's door handle assembly) Driver interior door handle switch (on driver's inner door panel) Exterior lights system Front passenger door lock switch Front passenger door module (fpdm) (in front door) G201 G202 Ground Handle sw sig Horn rel cntrl Horns system Hot at all times Ign 1 volt Ignition sw/intr sens fuse 27 10a Instrument panel cluster (ipc) Interior lights system Ipc class 2 serial data Lcd lamp Lock Lock cntrl Lock sig Logic Nca Passenger door lock indicator Passenger exterior door handle switch (in driver's door handle assembly) Passenger interior door handle switch Pk lamp rel Pnk Rear compartment lid pull down actuator S276 S353 S539 S579 S640 S680 Security ind Serial data Splice pack sp201 (in instrument panel harness, at base of left "a" pillar behind trim panel, grounded to g201) Splice pack sp202 (in instrument panel harness, at base of right "a" pillar behind trim panel, grounded to g202) Tan Trk ajar sw sig Un- lock Unlock cntrl Unlock sig
BODY CONTROL MODULES Body Control Modules Wiring Diagram (1 of 4) for Cadillac XDiscovery 2006 List of elements for Body Control Modules Wiring Diagram (1 of 4) for Cadillac XDiscovery 2006: 59 Accessory voltage Anti-theft system Battery Bcm class 2 serial data Body control module (bcm) (behind right side of dash) Chime ctrl Computer data lines system Cruise control system Door locks & interior lights systems Door locks fuse 5 15a Door locks system Engine controls, transmissions & wiper/washer systems Exterior lights system Fog lamp rly ctrl G104 (right side of engine compartment, under battery) Headlamp hi beam rly ctrl Headlamp washer rly ctrl Headlights system Hood ajar sw sig Horn rly ctrl Horns system Hot at all times Ign mode sw pwr Ignition mode sw ctrl Ignition mode sw start led sig Interior lights fuse 6 10a Intrusion sns alarm on sig Intrusion sns amed sig Left tail lamp out detect sig Lf door ajar sw sig Lf door open sw sig Lf turn sig lamp pwr Logic Navigation systems (parking assist circuit) Park brake rly ctrl Park lamp relay ctrl Pnk Power distribution system Rap rly coil pwr Rear compt lid ajar sw sig Rear fog lamp relay ctrl Rf door ajar sw sig Rf door open sw sig Rf turn sig lamp pwr Right tail lamp out detect sig S232 Shift interlock system (park brake release circuit) Signal ground Steering column lock ctrl Tan Tap up/down enable sig Transmissions system Trunk key sw sig Trunk release rly ctrl Trunk. tailgate, fuel doors & door locks systems Trunk. tailgate, fuel doors system Windshield washer sw sig Windshield wiper mtr rly coil pwr Wiper/washer system Body Control Modules Wiring Diagram (2 of 4) for Cadillac XDiscovery 2006 List of elements for Body Control Modules Wiring Diagram (2 of 4) for Cadillac XDiscovery 2006: 44 A10 A11 A12 B10 B11 B12 Backup lamp pwr Batt 3 fuse 26 60a Batt 5 fuse 7 30a Battery Body control module (bcm) (behind right side of dash) C10 C11 C12 Computer data lines system Courtesy lamp ctrl D10 D11 D12 Door lock actuator unlock ctrl Door locks system Electronic ctrl unit 12v ref Exterior lights system Hot at all times Ign 1 voltage Ign mode sw led pwr Interior lights system Logic Navigation system (parking assist circuit) Pnk Power distribution & navigation systems Power distribution & seats systems Power distribution & shift interlock systems (park brake release circuit) Power distribution & transmissions systems Power distribution & wiper/washer systems Power distribution system Run/crank ign 1 voltage S208 Shift interlock system (park brake release circuit) Sound systems Stop/b/u lps fuse 5 15a Tan Trunk, tailgate, fuel doors system Under- hood fuse block (right rear of engine compartment) Body Control Modules Wiring Diagram (3 of 4) for Cadillac XDiscovery 2006 List of elements for Body Control Modules Wiring Diagram (3 of 4) for Cadillac XDiscovery 2006: 49 A10 A11 A12 Accessory voltage Air conditioning system B10 B11 B12 Backup lamp pwr Battery Body control module (bcm) (behind right side of dash) C10 C11 C12 Courtesy lamp sw sig D10 D11 D12 E10 E11 E12 Electronic ctrl unit 12v ref (3) Exterior lights & instrument cluster systems Exterior lights system F10 F11 F12 G202 Ground Ign 1 voltage Ignition 1 voltage Instrument cluster system Interior lights system Logic Pnk Power distribution & cruise control systems Power distribution & door locks systems Power distribution & engine controls systems Power distribution & exterior lights systems Power distribution & navigation systems Power distribution & transmissions systems Power distribution system Power distribution, air conditioning & mirrors systems Power distribution, electronic power steering, power tops & seats systems Run/crnk voltage Sound systems Splice pack sp202 (in instrument panel harness, at base of right a pillar behind trim panel, grounded to g202) Stop lamp sw sig Stop lamp voltage Body Control Modules Wiring Diagram (4 of 4) for Cadillac XDiscovery 2006 List of elements for Body Control Modules Wiring Diagram (4 of 4) for Cadillac XDiscovery 2006: 40 Adptv crs ctrl gap up/dwn sw sig Anti-lock brakes system Anti-theft system Body control module (bcm) (behind right side of dash) Brake pedal pos sen sig Brake pos sens 5v ref Brake pos sens low ref Computer data lines system Crs ctrl set/cst/res/accl sw sig Cruise control system Exterior lights system Flash to pass sig Front fog lamp sw sig Hazard switch sig Headlamp dimmer sw hi beam sig Headlamp low beam rly ctrl Headlamps sw on sig Headlights system High speed gmaln ser bus + High speed gmaln ser bus - Horn rly ctrl Horns system Ign mode sw accy led sig Ign mode sw off led sig Intrusion sns sw disable sig Lf turn sig sw sig Logic Park brake rly ctrl Park lamp sw off sig (2) Park lamp sw sig Pnk Power distribution Power distribution system Rear fog lamp sw sig Rf turn sig sw sig Shift interlock system (park brake release circuit) Shift sel sw park sig Tan Traction ctrl sw sig (2) Transmissions system
COMPUTER DATA LINES Computer Data Lines Wiring Diagram for Cadillac XDiscovery 2006 List of elements for Computer Data Lines Wiring Diagram for Cadillac XDiscovery 2006: 50 4.4l 4.6l Audio amplifier (behind left rear seat back) B10 B11 B12 Body control module (bcm) (behind right side of dash) Cd player (remote playback device) Class 2 serial data Class serial data D14 Data link connector (dlc) Digital radio receiver Distance sensing cruise control module (center front of engine compt) Driver door module (ddm) (in driver's door) Driver door switch assembly (ddsa) Driver memory seat module (under Driver's seat) Electronic brake control module (ebcm) (left front of engine compt) Electronic suspension control (esc) module (left rear of luggage compt) Engine control module (ecm) (behind lower right front fender) Exhaust tail pipe flow control module F14 Folding top module (left side of luggage compt) Front passenger door module (fpdm) (in front door) G104 (right side of engine compt, under battery) G201 Gmlan data bus + Gmlan data bus - Head up display (hud) High speed gmlan serial data bus + High speed gmlan serial data bus - Hot at all times Hvac control module (at center of dash) If equipped Inflatable restraint sensing & diagnostic module (sdm) (located underneath vehicle console) Instrument panel cluster (ipc) Logic Pnk Radio Rear fog/ aldl top sw fuse 18 10a Remote control door lock receiver (rcdlr) (right side of dash) S232 Splice pack sp201 (in instrument panel harness, at base of left a pillar behind trim panel, grounded to g201) Splice pack sp205 (in instrument panel harness, behind lower left of i/p by park brake assembly) Splice pack sp208 (in instrument panel harness, behind right side of i/p below inflatable restraint i/p module by auxiliary power relay) Tan Transmission control module (tcm) (behind lower right side of front fender) Vehicle communication interface module (vcim) (at front of right wheelwell) W/ onstar
COOLING FAN Cooling Fan Wiring Diagram for Cadillac XDiscovery 2006 List of elements for Cooling Fan Wiring Diagram for Cadillac XDiscovery 2006: 38 4.4l 4.6l B12 c1 Batt Check gauges Computer data lines system Coolant level switch (left side of engine compt in bottom of coolant tank) Coolant over temp engine hot/stop engine low coolant Coolfan fuse 25 60a Cooling fan motor (lower front of engine) Engine control module (ecm) (behind lower right front fender) Engine coolant temperature (ect) sensor (rear side of right cylinder head) F7 c3 Fan control module (at lower right of cooling fan) G101 G102 (on upper left frame rail) Ground Head up display (hud) Hot at all times Hud class 2 serial data Hud message center Hvac control module (at center of dash) Ind ctrl Instrument panel cluster (ipc) Ipc class 2 serial data Logic Low ref Message center Message request Red Sens sig Serial data Serial data + Serial data - Speed ctrl Splice pack sp101 (in forward lamp harness, in engine compt, on upper left frame rail, grounded to g101) Supp vol Tan Underhood fuse block (right rear of engine compt)
CRUISE CONTROL Cruise Control Wiring Diagram for Cadillac XDiscovery 2006 List of elements for Cruise Control Wiring Diagram for Cadillac XDiscovery 2006: 83 (behind lower right (behind rear compartment stowage trim panel) rear object sensor control module (left side ignition control module jumper, approximately 5.0 cm from breakout for connector c109) s211 4.4l 4.6l 5v ref Acc/ tcm fuse 15 2a Acc/ tcm fuse 3 10a Acca/driv dr sw fuse 25 10a Adaptive cruise module (acm) Alert distance cruise speed limited follow distance set speed set xx mph tight curve Automatic transmission Batt Batt positive volt Bcm high speed gmlan serial data bus + Bcm high speed gmlan serial data bus - Body control module (bcm) (behind right side of dash) Brake pedal position sensor C1 a15 C10 c1 C2 b2 C3 c3 C4 c4 C5 d Can bus + Can bus - Clean radar cruise cruise disengage cruise not ready cruise set xx mph service radar cruise Computer data lines system Cruise cntl set/coast & resume/ accel sw signal Cruise control switch D c4 Data bus + Data bus - E11 Engine control module (ecm) (behind lower right front fender) Forward looking sensor (fls) G102 G302 Gnd Ground Head up display (hud) Hot at all times Hot w/ run/crank relay energized Hud class 2 serial data Hud message center Ign 1 Ign 1 volt Inflatable restraint steering wheel module coil Instrument panel cluster (ipc) Logic Low ref Message center Message request Module (tcm) Nca Off Oss high sig Oss low sig Pnk Power distribution system Radio Resume/ accel Run/ crank relay Run/ crank relay ctrl S276 Serial data bus + Serial data bus - Set/coast Side of front fender) Splice pack sp102 (in forward lamp harness, in engine compartment, on upper right frame rail) Splice pack sp302 (in instrument panel harness, on right "b" pillar behind trim panel) Steering wheel control switch assembly Stop lamp sw sig Sw sig Switch signal Tan Transmission control Turn signal/ multi-function switch Tutd sw/ strg col sw fuse 15 2a Underhood fuse block (right rear of engine compartment) Underhood fuse block (right rear of engine compt) Vehicle speed signal W/ automatic adaptive cruise control
DEFOGGERS Defoggers Wiring Diagram for Cadillac XDiscovery 2006 List of elements for Defoggers Wiring Diagram for Cadillac XDiscovery 2006: 38 A18 A19 Batt 2 fuse 29 40a C18 C19 Class 2 ser data Computer data lines system D10 c3 Defog ctrl Defog rly ctrl Defogger switch Driver door module (in driver's door) Driver outside rearview mirror (outside of driver's door) E10 Front passenger door module (in front door) G201 G202 G301 Heated mirror element Hot at all times Htd mirror elmnt pwr Hvac control module (at center of dash) Ign Logic Nca Passenger outside rearview mirror (outside of passenger's door) Rear defog relay 4 Rear window Rear window defogger grid Red S335 S539 S640 Sp201 (at base of left "a" pillar behind trim panel) Sp202 (at base of right "a" pillar behind trim panel) Sp301 (on left "b" pillar behind trim panel) Tan Under- hood fuse block (right rear of engine compt)
ELECTRONIC MUFFLER Electronic Muffler Wiring Diagram for Cadillac XDiscovery 2006 List of elements for Electronic Muffler Wiring Diagram for Cadillac XDiscovery 2006: 14 (in rear compartment well) (rear of vehicle, before exhaust tips) Battery Body control module (bcm) (behind right side of dash) C3 d4 Computer data lines system Exhaust flow control module Exhaust flow control valve solenoid G301 Ground Hot at all times Hvac/ pwr snd fuse 9 10a Serial data Splice pack sp301 (on left "b" pillar behind trim panel, grounded to g301)
ELECTRONIC POWER STEERING Electronic Power Steering Wiring Diagram for Cadillac XDiscovery 2006 List of elements for Electronic Power Steering Wiring Diagram for Cadillac XDiscovery 2006: 27 5 volt ref Abs fuse 27 60a B12 B13 B14 Computer data lines system Electronic brake control module (ebcm) (left front of engine compt) G105 (lower left side of engine, above generator) Gmlan bus + Gmlan bus - Ground Hot at all times Low ref Red S195 S238 S244 Signal a Signal b Steering angle sensor Str whl pos sig a Str whl pos sig b Tan Underhood fuse block (right rear of engine compt) Variable effort steering actuator (lower front of vehicle, on steering gear) Vesa control Vesa sup volt
ELECTRONIC SUSPENSION Electronic Suspension Wiring Diagram for Cadillac XDiscovery 2006 List of elements for Electronic Suspension Wiring Diagram for Cadillac XDiscovery 2006: 53 5v reference A12 Abs/ mrrtd fuse 1 10a Batt Battery voltage Body control module (bcm) (behind right side of dash) Cluster fuse 8 15a Computer data lines system D10 Electronic suspension control module (left rear of luggage compt) F11 G402 (on right rear frame, by right rear wheel well) Gmlan ser data Ground Hot at all times Hot in on or start Ignition voltage Instrument panel cluster (ipc) Ipc class 2 Left front suspension damper Left front suspension position sensor (top of right front suspension) Left rear suspension damper Left rear suspension position sensor (at top of left rear suspension) Lf damper ctrl Lf damper out Lf position sens Logic Lr damper ctrl Lr damper out Lr position sens Message center Message request Mrrtd fuse 13 25a Nca a Nca b Pnk Power distribution system Red Rf damper ctrl Rf damper out Rf position sens Right front suspension damper Right front suspension position sensor (at right front upper control arm) Right rear suspension damper Right rear suspension position sensor (at top of right rear suspension) Rr damper ctrl Rr damper out Rr position sens S420 Sensor return Service ride control Tan Underhood fuse block (right rear of engine compt)
ENGINE PERFORMANCE
4.4L VIN D 4.4L VIN D, Engine Performance Wiring Diagram (1 of 5) for Cadillac XDiscovery 2006 List of elements for 4.4L VIN D, Engine Performance Wiring Diagram (1 of 5) for Cadillac XDiscovery 2006: 56 (behind right side of dash) body control module (right rear of engine compt) underhood fuse block 12v ref 5v ref A/c comp clutch rly Acc vlt Acc vlt sig Accelerator pedal position sensor (behind lower left of dash) Air conditioning system Apps 1 sig Apps 2 sig B10 pnk Battery + vlt C2 a9 Ecm fuse 12 15a Ecm/ tcm fuse 11 15a Eng speed sig Engine control module (behind lower right front fender) Etc fuse 9 10a Evap vent sol ctrl Evaporative emissions (evap) canister vent solenoid F10 pnk F13 F14 Ftp sens sig Fuel level sensor Fuel pmp rly G106 H13 H14 Hot at all times Iat sens sig Ign 1 relay Ign 1 vlt Ign1 rly ctrl Intake air temperature (iat)/mass air flow (maf) sensor (front of engine compt) Logic Low ref Maf sens sig Manifold absolute pressure (map) sensor (top front of engine) Mil ctrl Mrrtd fuse 25a Pnk Run/ crank relay 2 Run/ crank rly ctrl S420 Sciap sens sig Sp106 (in engine harness, right rear of engine compartment by battery, grounded to g106) Starting/ charging system Stop lamp sw sig Stp lmp sw sig Str enable rly ctrl Tan To emission fuse 14 (diagram 4 of 5) Transmissions system Vehicle speed sig 4.4L VIN D, Engine Performance Wiring Diagram (2 of 5) for Cadillac XDiscovery 2006 List of elements for 4.4L VIN D, Engine Performance Wiring Diagram (2 of 5) for Cadillac XDiscovery 2006: 37 (in right exhaust down pipe, before catalytic converter) heated oxygen sensor (ho2s) bank 1 sensor 1 (right rear of engine compt) underhood fuse block (under vehicle, on left exhaust pipe, forward of catalytic converter) heated oxygen sensor (ho2s) bank 2 sensor 1 A14 A15 B14 Barometric pressure sensor Class 2 ser data Computer data lines system D10 pnk E10 pnk Engine control module (behind lower right front fender) Engine coolant temperature (ect) sensor Ess From odd b inj fuse 10 (diagram 4 of 5) Gen turn on sig Head up display Heated oxygen sensor (ho2s) bank 1 sensor 2 (in right exhaust pipe, after catalytic converter) Heated oxygen sensor (ho2s) bank 2 sensor 2 (in left exhaust pipe, after catalytic converter) Ho2s hi sig b2s2 Ho2s lo ref b2s1 Ho2s low sig b2s2 Ho2s ref vlt b2s1 Instrument panel cluster Intake air temperature sensor (iat2) Logic Mil ind Nca O2 sen fuse 6 15a Pnk Radio Rear object sensor control module S211 (left side ignition control module jumper, approximately 5.0 cm from breakout for connector c109) Starting/ charging system Tan Underhood fuse block (right rear of engine compt) Vss 4.4L VIN D, Engine Performance Wiring Diagram (3 of 5) for Cadillac XDiscovery 2006 List of elements for 4.4L VIN D, Engine Performance Wiring Diagram (3 of 5) for Cadillac XDiscovery 2006: 57 (center front of engine) evaporative emissions (evap) canister purge valve (driver power seat harness, under seat (in engine compartment) supercharger coolant pump relay (in forward lamp harness, in engine (in left fuel tank) left fuel pump assembly (on left (on left rear frame, by left rear wheel well) (on upper left (top of right fuel tank) fuel tank pressure (ftp) sensor (top of right fuel tank) right fuel level sensor 5v ref 5v ref 2 A/c press sens sig Air conditioning system Baro sens low ref Baro sens sig Base) Bypass valve ctrl C10 Charge air cooler (cac) coolant pump (in engine compartment) Compt, on upper right frame rail, grounded to g102) Computer data lines system Cool fan rly ctrl Coolant pmp rly ctrl Data bus+ Data bus- Ect sen sig Engine control module (behind lower right front fender) Evap purge valve ctrl Frame rail) Fuel level sensor Fuel pump Fuel pump fuse 10 20a Fuel pump relay G102 G106 G401 Gen field duty cyc sig Ho2s htr lo ctrl b2s1 Ho2s htr lo ctrl b2s2 Hot at all times Iat2 low ref Iat2 sig Low ref Map sen sig Oil lev sw sig Park/neutral sig Pnk Rear frame, by left rear wheel well) S460 (front body harness, rear defogger tan capacitor, approximately 20.0 cm from sp302 breakout) S462 Sp102 Sp106 (in engine harness, right rear of engine compartment by battery,grounded to g106) Starting/ charging system Tan Underhood fuse block (right rear of engine compartment) W/s wash fuse 17 15a 4.4L VIN D, Engine Performance Wiring Diagram (4 of 5) for Cadillac XDiscovery 2006 List of elements for 4.4L VIN D, Engine Performance Wiring Diagram (4 of 5) for Cadillac XDiscovery 2006: 36 (right rear of engine compt) underhood fuse block (top left front of engine) (top right of engine) (top right rear of engine) A11 B tan B11 C8 pnk D d Emission fuse 14 15a Engine oil level/temperature sensor Engine oil pressure (eop) sensor Even inj fuse 6 15a From ign 1 a relay 44 (diagram 1 of 5) Fuel injector (fuel inj 1: top right front of engine) (fuel inj 2: top left front of engine) (fuel inj 3 & 5: right top of intake manifold) (fuel inj 4: top left of intake manifold) (fuel inj 6 & 8: left rear of intake manifold) (fuel inj 7: right rear of intake manifold) G107 (right front side of engine) Ignition coil/ module 1 (right front of engine) Ignition coil/ module 2 Ignition coil/ module 3 Ignition coil/ module 4 Ignition coil/ module 6 (top left rear of engine) Ignition coil/ module 7 Odd inj fuse 12 15a Pnk Pnk a S105 S131 S133 S135 S142 S144 S146 Super charger inlet air pressure (sciap) sensor Super charger vaccum bypass valve Tan To o2 sen fuse 6 (diagram 2 of 5) 4.4L VIN D, Engine Performance Wiring Diagram (5 of 5) for Cadillac XDiscovery 2006 List of elements for 4.4L VIN D, Engine Performance Wiring Diagram (5 of 5) for Cadillac XDiscovery 2006: 72 (top front of engine) (upper center of engine) knock sensor (ks) bank 1 (upper center of engine) knock sensor (ks) bank 2 5v c 5v ref Camshaft position actuator solenoid bank 1 exhaust (right front of engine) Camshaft position actuator solenoid bank 1 intake (lower right front of engine) Camshaft position actuator solenoid bank 2 exhaust (left front front of engine) Camshaft position actuator solenoid bank 2 intake (lower left front of engine) Camshaft position sensor bank 1 exhaust Camshaft position sensor bank 1 intake Camshaft position sensor bank 2 exhaust Camshaft position sensor bank 2 intake Ckp sen sig Cmp act sol b1 exhst Cmp act sol b1 intk Cmp act sol b2 exhst Cmp act sol b2 intk Cmp sen sig b1 exhst Cmp sen sig b1 intk Cmp sen sig b2 intk Cmp sens sig b2 exhst Crankshaft position sensor (upper center of engine) Eng oil temp sens Engine control module (behind lower right front fender) 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 inj 7 ctrl Fuel inj 8 ctrl G106 Ground Ho2s hi sig b1s2 Ho2s htr lo ctrl b1s1 Ho2s htr lo ctrl b1s2 Ho2s lo ref b1s1 Ho2s lo ref vlt b1s1 Ho2s lo sig b1s2 Iat sens sig Ic 1 ctrl Ic 2 ctrl Ic 3 ctrl Ic 4 ctrl Ic 5 ctrl Ic 6 ctrl Ic 7 ctrl Ic 8 ctrl Ign 1 vlt Knock sen 1 sig Knock sen 2 sig Ks low ref b1 Ks low ref b2 Low ref Low ref b Maf sens sig Oil pressure sen sig Pnk Pnk/ Sciap low ref Sen sig Sen sig a Sen sig b Sp106 (in engine harness, right rear of engine compartment by battery, grounded to g106) Tac mtr ctrl 1 Tac mtr ctrl 2 Tan Throttle body assembly (front center of engine) Tps 1 sig Tps 2 sig
4.6L VIN A 4.6L VIN A, Engine Performance Wiring Diagram (1 of 5) for Cadillac XDiscovery 2006 List of elements for 4.6L VIN A, Engine Performance Wiring Diagram (1 of 5) for Cadillac XDiscovery 2006: 58 (behind right side of dash) body control module (right rear of engine compt) underhood fuse block 12v ref 5v ref A/c comp cltch rly A/c press sens sig Acc vlt Acc vlt sig Accelerator pedal position sensor (behind lower left of dash) Air conditioning system Apps 1 sig Apps 2 sig B10 pnk Battery + vlt C2 a9 Computer data lines system Cooling fans system Ecm fuse 12 15a Ecm/ tcm fuse 11 15a Ect fuse 9 10a Eng speed sig Engine control module (behind lower right front fender) Evap vent sol ctnl Evaporative emissions (evap) canister vent solenoid valve F10 pnk F13 F14 Fuel pmp rly cntl H13 H14 Hi spd ser data + Hi spd ser data - Hot at all times Iat sen sig Iat sensor Ign 1 relay Ign 1 vlt Ign1 rly ctrl Lo spd cool fan rly Logic Low ref Maf sen sig Mass air flow (maf)/ intake air temperature (iat) sensor (front of engine compt) Mil cntl Mrrtd fuse 25a Pnk Run/ crank relay 2 Run/ crank rly ctrl S420 Sens sig Starting/charging system Stop lamp sw sig Stplmp sw sig Str enable rly ctrl Tan To emission fuse 14 (diagram 4 of 5) Transmissions system Vehicle speed sig 4.6L VIN A, Engine Performance Wiring Diagram (2 of 5) for Cadillac XDiscovery 2006 List of elements for 4.6L VIN A, Engine Performance Wiring Diagram (2 of 5) for Cadillac XDiscovery 2006: 24 (in left exhaust down pipe, before catalytic converter) heated oxygen sensor (ho2s) bank 2 sensor 1 (in right exhaust down pipe, before catalytic converter) heated oxygen sensor (ho2s) bank 1 sensor 1 A14 B14 Class 2 ser data Computer data lines system Engine coolant temperature (ect) sensor Engine oil pressure sensor Ess Evaporative emissions (evap) canister purge solenoid valve (center front of engine) Head up display Heated oxygen sensor (ho2s) bank 1 sensor 2 (in right exhaust pipe, after catalytic converter) Heated oxygen sensor (ho2s) bank 2 sensor 2 (in left exhaust pipe, after catalytic converter) Instrument panel cluster Logic Manifold absolute pressure (map) sensor (top front of engine) Mil ind Nca Pnk Radio Rear object sensor control module Tan Underhood fuse block (right rear of engine compt) Vss 4.6L VIN A, Engine Performance Wiring Diagram (3 of 5) for Cadillac XDiscovery 2006 List of elements for 4.6L VIN A, Engine Performance Wiring Diagram (3 of 5) for Cadillac XDiscovery 2006: 55 (driver power seat harness, under seat base) (front body harness, rear defogger capacitor, approximately 20.0 cm from sp302 breakout) (in forward lamp harness, (in forward lamp harness, in engine (in left fuel tank) left fuel pump assembly (on left rear frame, by left rear wheel well) (on left rear frame, by left rear wheel well) g401 (right rear of engine compt) underhood fuse block (top of right fuel tank) fuel tank pressure (ftp) sensor (top of right fuel tank) right fuel level sensor 5v ref C10 C3 engine control module (behind lower right front fender) Compartment, on upper right frame rail, grounded to g102) D10 pnk E10 pnk Engine oil level switch From b odd inj fuse 12 (diagram 4 of 5) Ftp sens sig Fuel lev sen sig Fuel level sensor Fuel pump Fuel pump fuse 10 20a Fuel pump relay G102 G401 Ho2s hi sig b1s2 Ho2s hi sig b2s2 Ho2s htr lo cntl b1s1 Ho2s htr lo cntl b2s1 Ho2s htr lo cntl b2s2 Ho2s input pmp b1s1 Ho2s input pmp b2s1 Ho2s lo ref b2s1 Ho2s lo ref vlt b1s1 Ho2s lo sig b1s2 Ho2s lo sig b2s2 Ho2s output pmp b1s1 Ho2s output pmp b2s1 Ho2s ref vlt b1s1 Ho2s ref vlt b2s1 Hot at all times In engine compt, on upper right frame rail, grounded to g102) Low ref O2 sen fuse 6 15a Oil lev sw sig Oil pressure sen sig Park/neutral sig Pnk S460 S462 Sp102 Starting/ charging system Tan Underhood fuse block (right rear of engine compt) 4.6L VIN A, Engine Performance Wiring Diagram (4 of 5) for Cadillac XDiscovery 2006 List of elements for 4.6L VIN A, Engine Performance Wiring Diagram (4 of 5) for Cadillac XDiscovery 2006: 30 (right rear of engine compt) underhood fuse block A11 B tan B11 D d Emission fuse 14 15a Even inj fuse 16 15a From ign 1 a relay 44 (diagram 1 of 5) Fuel injector (fuel inj 1: top right front of engine) (fuel inj 2: top left front of engine) (fuel inj 3 & 5: right top of intake manifold) (fuel inj 4: top left of intake manifold) (fuel inj 6 & 8: left rear of intake manifold) (fuel inj 7: right rear of intake manifold) G107 (right front side of engine) Ignition coil/ module 1 (right front of engine) Ignition coil/ module 2 (top left front of engine) Ignition coil/ module 3 (top right of engine) Ignition coil/ module 4 (top left front of engine) Ignition coil/ module 5 (right top of engine) Ignition coil/ module 6 (top left rear of engine) Ignition coil/ module 7 (top right rear of engine) Ignition coil/ module 8 (top left rear of engine) Odd inj fuse 12 15a Pnk Pnk a S105 S131 S133 S135 S142 S144 S146 Tan To o2 sen fuse 6 (diagram 2 of 5) 4.6L VIN A, Engine Performance Wiring Diagram (5 of 5) for Cadillac XDiscovery 2006 List of elements for 4.6L VIN A, Engine Performance Wiring Diagram (5 of 5) for Cadillac XDiscovery 2006: 65 (front center of engine) throttle body assembly (right rear of engine compt by battery, ground for sp106) g106 (top front of engine) (upper center of engine) crankshaft position sensor low ref 12v 12v ref 5v ref Camshaft position actuator solenoid bank 1 exhaust (right front of engine) Camshaft position actuator solenoid bank 1 intake (lower right front of engine) Camshaft position actuator solenoid bank 2 exhaust (left front of engine) Camshaft position actuator solenoid bank 2 intake (lower left front of engine) Camshaft position sensor bank 1 exhaust Camshaft position sensor bank 1 intake Camshaft position sensor bank 2 exhaust low ref Camshaft position sensor bank 2 intake Ckp sen sig Cmp act sol b1 exhst Cmp act sol b1 intk Cmp act sol b2 exhst Cmp act sol b2 intk Cmp sen sig b1 exhst Cmp sen sig b1 intk Cmp sen sig b2 exhst Cmp sen sig b2 intk Ect sen sig Engine control module (behind lower right front fender) Evap can prg sol cntl Fuel inj 1 cntl Fuel inj 2 cntl Fuel inj 3 cntl Fuel inj 4 cntl Fuel inj 5 cntl Fuel inj 6 cntl Fuel inj 7 cntl Fuel inj 8 cntl G106 Gen field duty cyc sig Gen turn on sig Ground Ic 1 cntl Ic 2 cntl Ic 3 cntl Ic 4 cntl Ic 5 cntl Ic 6 cntl Ic 7 cntl Ic 8 cntl Knock sen 1 sig Knock sen 2 sig Knock sensor (ks) bank 1 (upper center of engine) Knock sensor (ks) bank 2 (upper center of engine) Low ref Low ref b1 Low ref b2 Low ref tan Map sen sig S148 Sen sig Sp106 (right rear of engine compt by battery, ground for g106) Starting/ charging system Tac mtr cntl 1 Tac mtr cntl 2 Tan Tps 1 sig Tps 2 sig
EXTERIOR LIGHTS Back-up Lamps Wiring Diagram for Cadillac XDiscovery 2006 List of elements for Back-up Lamps Wiring Diagram for Cadillac XDiscovery 2006: 34 Automatic transmission Automatic transmission shift lever B11 Backup lamp rly ctrl Body control module (bcm) (behind right side of dash) Class 2 ser data Computer data lines system D10 G301 G402 (on underbody, on right rear frame, by right rear wheel well) Hi spd ser data + Hi spd ser data - Hot at all times Hot w/ run/ crank relay 2 energized Internal mode switch Left backup lamp Logic Pnk Reverse lamp relay 3 Reverse lamps fuse 21 10a Right backup lamp S931 Sp301 (in instrument panel harness, on left "b" pillar behind trim panel, grounded to g301) Stop/ bu/lps fuse 15a Tan Tap dwn - Tap up + Tap up/ down switch Tap up/dwn sw Transmission control module (tcm) (behind lower right side of front fender) Trs a sig Trs b sig Tutd sw/ strg col sw fuse 15 2a Underhood fuse block (right rear of engine compt) Exterior Lamps Wiring Diagram (1 of 2) for Cadillac XDiscovery 2006 List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Cadillac XDiscovery 2006: 60 (behind lower right front fender) engine control module (ecm) (behind lower right side of front fender) transmission control module (tcm) 4.4l 4.6l 5 speed 5v ref 6 speed A12 Auto B11 Body control module (bcm) (behind right side of dash) Brake pedal position sensor Brk pos sens sig C11 C12 Center high mounted stop lamp Class 2 ser data Computer data lines system F11 G101 G102 G201 G301 Hazard sw sig Head Hot at all times Left front marker lamp Left front park lamp Left front turn signal lamp Lf trn sig vlt Lmp out det sig Logic Low ref Lt trn sig sw Off Park Park lamp relay 37 Park lamps fuse 8 10a Prk lmp rly cntl Prk lmp sw on sig Rf trn sig vlt Right front marker lamp Right front park lamp Right front turn signal lamp Rt trn sig sw S119 S120 S275 S931 Sp101 (in forward lamp harness, in engine compt, on upper left frame rail) Sp102 (in forward lamp harness, in engine compartment, on upper right frame rail) Sp201 (in instrument panel harness, at base of left a pillar behind trim panel, grounded to g201) Sp301 (in instrument panel harness, on left "b" pillar behind trim panel, grounded to g301) Stop/ bu/lps fuse 15a Stp lmp sw sig Tan Turn signal/ multifunction switch Under- hood fuse block (right rear of engine compt) Underhood fuse block (right rear of engine compt) Underhood fuse block (right rear of engine compt) c3 Exterior Lamps Wiring Diagram (2 of 2) for Cadillac XDiscovery 2006 List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Cadillac XDiscovery 2006: 43 (deck lid harness, approximately 42.5 cm from left license lamp) s935 A12 Body control module (bcm) (behind right side of dash) Cluster fuse 8 15a Computer data lines system D10 G201 G301 G302 Hazard switch Hot at all times Hzrd flash sig Instrument panel cluster Interior lights system Ipc Ipc class 2 data Lamp outage detection signal Left lamp tail Left license lamp Left tail Left tail lamp assembly Left turn sig ind Logic Off Right lamp tail Right license lamp Right tail Right tail lamp assembly Right turn sig ind S375 S931 Sp201 (in instrument panel harness, at base of left a pillar behind trim panel, grounded to g201) Sp301 (in instrument panel harness, on left "b" pillar behind trim panel, grounded to g301) Sp301 (in instrument panel harness, on left "b" pillar behind trim panel, grounded to g301) Sp302 (in instrument panel harness, on right "b" pillar behind trim panel, grounded to g302 (ckt 750)) Stop Stop lamp relay 4 Stp lmp rly ctnl Stp lmp sw sig Tail Tan Turn Turn sig audible warning
GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 3) for Cadillac XDiscovery 2006 List of elements for Ground Distribution Wiring Diagram (1 of 3) for Cadillac XDiscovery 2006: 76 (4.4l) mass air flow (right rear of engine compt) underhood fuse block (w/ automatic adaptive cruise control) forward looking sensor (fls) (w/ digital radio) digital radio receiver 4.4l A c1 A/c compressor clutch A9 c1 Audio amplifier Battery Body control module (bcm) Brake fluid level switch C10 Coolant level switch Data link connector (dlc) E16 c1 Electronic brake control module (ebcm) Engine control module (ecm) Engine oil level switch Exhaust camshaft position (cmp) actuator solenoid- bank 1 Exhaust camshaft position (cmp) actuator solenoid- bank 2 Fan control module Fog lp relay 38 Fuel pump relay 55 Fuel rail G101 (on upper left frame rail) G102 (on upper left frame rail) G104 (right side of engine compartment, under battery) G105 (lower left side of engine, above generator) G106 (right rear of engine compt by battery, ground for sp106) G107 (right front side of engine) Hdlp wash relay 46 Headlamp washer fluid pump Horn assembly Ignition coil/ module 1 Ignition coil/ module 2 Ignition coil/ module 3 Ignition coil/ module 4 Ignition coil/ module 5 Ignition coil/ module 6 Ignition coil/ module 7 Ignition coil/ module 8 Instrument panel cluster (ipc) Intake camshaft position (cmp) actuator solenoid- bank 1 Intake camshaft position (cmp) actuator solenoid- bank 2 Left front fog lamp Left front marker lamp Left front park lamp Left front turn signal lamp Left headlamp ballast Left headlamp high beam solenoid M14 Radio Remote control door lock receiver (rcdlr) Remote playback device- cd player Right front fog lamp Right front marker lamp Right front park lamp Right front turn signal lamp Right headlamp ballast Right headlamp high beam solenoid S119 S120 S133 S144 S230 (forward lamp harness, approximately 6.0cm from ebcm connector breakout) Splice pack sp101 Splice pack sp102 Splice pack sp106 Super- charger coolant pump motor Transmission control module (tcm) Underhood lamp Vehicle communication interface module (vcim) Windshield washer fluid level switch Windshield washer fluid pump Wiper run/acc relay 42 Ground Distribution Wiring Diagram (2 of 3) for Cadillac XDiscovery 2006 List of elements for Ground Distribution Wiring Diagram (2 of 3) for Cadillac XDiscovery 2006: 73 A10 c1 Automatic transmission B c1 B c2 C c1 Center high mounted stop lamp (chmsl) D c3 Data link connector (dlc) Diode d295 Driver door lock Driver door lock indicator Driver door lock switch Driver door module (ddm) Driver door switch assembly (ddsa) Driver exterior door handle switch Driver heated/ cooled seat module Driver interior door handle switch Driver memory seat module Driver outside rearview mirror Driver seat pump Electronic suspension control (esc) module Exhaust tail pipe flow control module Exhaust tail pipe flow control valve solenoid Exterior rear compartment lid release switch Folding top module Fuel door release actuator Fuel door release switch Fuel pump assembly G201 (at base of left "a" pillar, behind trim panel) G301 (on left "b" pillar) G401 (on left rear frame, by left rear wheel well) G402 (on underbody, on right rear frame, by right rear wheel well) Hazard switch Head up display (hud) Ignition mode switch Inflatable restraint steering wheel control module Instrument panel cluster (ipc) J c4 K c3 Left back up lamp Left door courtesy lamp Left license lamp Left tail lamp assembly Nca Nca b Pump & valve assembly Rear interior compartment lid release switch Rear window defogger grid Right back up lamp Right fuel level sensor Right license lamp S275 (instrument panel harness, approximately 5cm from blower motor control module connector breakout) S293 S295 S297 S335 S375 S379 (front body harness, approximately 15.0cm from passenger rear speaker breakout) f S539 (driver power seat harness, under seat base) S579 (driver door trim harness, approximately 14cm from c555) S931 (deck lid harness, approximately 77cm from tonneau sensor assembly) Splice pack sp201 Splice pack sp301 Steering wheel Steering wheel control switch assembly Turn signal/ multifunction switch Valve 1 Valve 2 Valve 3 Valve 4 Valve 5 Windshield wiper motor Windshield wiper/ washer switch Ground Distribution Wiring Diagram (3 of 3) for Cadillac XDiscovery 2006 List of elements for Ground Distribution Wiring Diagram (3 of 3) for Cadillac XDiscovery 2006: 47 (front of right front footwell, behind carpet) i/p relay block Adaptive cruise control module (accm) Automatic transmission shift lever Auxiliary power outlet Auxiliary power relay Blower motor control processor Body control module (bcm) C1 a1 C1 c C4 e12 Cigar lighter Console courtesy lamp switch Front passenger door lock Front passenger door lock switch Front passenger door module (fpdm) Front passenger seat adjuster switch Front passenger seat pump Front passenger window switch G202 (at base of right "a" pillar) G302 (on right "b" pillar, behind trim panel) Garage door opener Hvac control module I/p compartment lamp Inflatable restraint sensing & diagnostic module (sdm) Inside rearview mirror Left vanity mirror lamp Nca Nca b Outside moisture sensor Park bk release relay Park brk hold relay Passenger door lock indicator Passenger exterior door handle switch Passenger heated/ cooled seat module Passenger interior door handle switch Passenger outside rearview mirror Passenger presence system (pps) Rear compartment lid pulldown actuator Rear object sensor control module Right door courtesy lamp Right tail lamp assembly Right vanity mirror lamp S382 Splice pack sp202 Splice pack sp302 Traction control switch Valet switch
HEADLIGHTS Headlights Wiring Diagram for Cadillac XDiscovery 2006 List of elements for Headlights Wiring Diagram for Cadillac XDiscovery 2006: 68 (bcm) class 2 (not used) Air conditioning system Auto Body control module (bcm) (behind right side of dash) C10 Class 2 (bcm) Class 2 ser data Computer data lines system D10 F11 Fog lamps on Fog lmp rly ctrl Fog lmp sw sig Fog lp fuse 22 15a Fog relay Front fog lamp switch Ftp Ftp sw sig G101 G102 G201 Hdlmps off Hdlmps on Head Head- lamps on ind Hi beam sig Hi bm rly ctrl High High beam ind High beam relay Hot at all times Hvac control module (at center of dash) Instrument panel cluster Left front fog lamp Left front turn signal lamp Left head- lamp ballast Left head- lamp high beam solenoid Left headlamp assembly Low Low beam in Low beam relay Low ref Lt hi bm fuse 24 10a Lt lo bm fuse 21 20a Nca Off Park Prk lmp on sig Right front fog lamp Right front turn signal lamp Right head- lamp ballast Right head- lamp high beam solenoid Right headlamp assembly Rt hi bm fuse 23 10a Rt lo bm fuse 19 20a S119 S120 S242 (instrument panel harness, approximately 22.5 cm from inside rearview mirror breakout) S275 Sen sig Ser data Sp101 (in forward lamp harness, in engine compt, on upper left frame rail) Sp102 (in forward lamp harness, in engine compt, on upper right frame rail) Sp201 (in instrument panel harness, at base of left a pillar behind trim panel, grounded to g201) Sunload sensor assembly (upper center of dash) Turn signal/ multifunction switch Underhood fuse block (right rear of engine compt)
HORN Horn Wiring Diagram for Cadillac XDiscovery 2006 List of elements for Horn Wiring Diagram for Cadillac XDiscovery 2006: 20 A10 c1 A12 c3 Body control module (bcm) (behind right side of dash) G102 G201 Horn assembly Horn fuse 2 15a Horn relay Horn rly ctrl Horn switch Hot at all times Inflatable restraint steering wheel module coil J c4 J c5 Logic Sp102 (on upper right frame rail) Sp201 (at base of left "a" pillar, behind trim panel) Steering wheel Tan Underhood fuse block (right rear of engine compt)
INSTRUMENT CLUSTER Instrument Cluster Wiring Diagram (2 of 2) for Cadillac XDiscovery 2006 List of elements for Instrument Cluster Wiring Diagram (2 of 2) for Cadillac XDiscovery 2006: 66 (driver power seat harness, under seat base) (left side ignition control +5v ref 1 4.4l 4.6l 5.0 cm from breakout for connector c109) Battery positive voltage Belt switch Body control module (bcm) (behind right side of dash) C10 Cluster fuse 8 15a Compt) Computer data lines system D10 Ect sig Eng oil sens Eng speed Engine control module (ecm) (behind lower right front fender) Engine controls system Engine coolant temperature (ect) sensor Engine oil level switch Engine oil level/ temperature sensor (4.4l) Engine oil pressure (eop) sensor Fuel level sensor (left) Fuel level sensor (right) (top of right fuel tank) Fuel lvl 1 Fuel lvl 2 Fuel pump & sender assembly (in left fuel tank) G102 G201 Ground Head up display (hud) Hot at all times Hud message center Ignition Image down Image down signal Image up Image up signal Inflatable restraint sensing & diagnostic module (sdm) (located underneath vehicle console) Logic Low ref Message request Mil ctrl Module jumper, approximately Oil level Oil lvl sw Oil pres sig Pnk Radio Rear object sensor control module (behind rear compt stowage trim panel) S211 S391 (instrument panel harness, approximately 11.0 cm from yaw rate connector) S460 (front body harness, rear defogger capacitor, approximately 20.0 cm from sp302 breakout) S462 Seat belt switch (left) Serial data Serial data+ Serial data- Splice pack sp102 (in forward lamp harness, in engine compt, on upper right frame rail, grounded to g102) Splice pack sp201 (in instrument panel harness, at base of left a pillar behind trim panel, grounded to g201) Tan Underhood fuse block (right rear of engine c1 Underhood fuse block (right rear of engine compt) Vehicle speed signal Vss
INTERIOR LIGHTS Courtesy Lamps Wiring Diagram for Cadillac XDiscovery 2006 List of elements for Courtesy Lamps Wiring Diagram for Cadillac XDiscovery 2006: 64 (instrument panel harness, approximately 22.5 cm from electronic accessory plug) s310 (left side power seat harness, approximately 2.5 cm from breakout for c301) s351 A10 Ajar Battery+ Body control module (bcm) (behind right side of dash) C1 b1 C1 d2 Computer data lines system Console courtesy lamp Console courtesy lamp switch Courtesy low Courtesy v+ Ctsy lamp v+ Ctsy lamps +v Dome Dome switch Driver door close Driver door module (ddm) (in driver's door) Driver information center (dic) switch Front passenger close door latch Front passenger door module (fpdm) (in front door) G102 G201 G202 G301 G302 Garage door opener Ground Hot at all times I/p compt lamp Inside rearview mirror Instrument panel cluster (ipc) Interior lights fuse 6 10a Latch Left courtesy lamp Left door courtesy lamp Left rear compart- ment courtesy lamp Left vanity mirror lamp Lf door ajar Logic Nca Open Rear compartment lid pull down actuator Rf door ajar Right courtesy lamp Right door courtesy lamp Right rear compartment courtesy lamp Right vanity mirror lamp S246 S312 S375 S579 S680 Serial data Splice pack sp102 (in forward lamp harness, in engine compartment, on upper right frame rail, grounded to g102) Splice pack sp201 (in instrument panel harness, at base of left a pillar behind trim panel, grounded to g201) Splice pack sp202 (in instrument panel harness, at base of right a pillar behind trim panel, grounded to g202) Splice pack sp301 (in instrument panel harness, on left "b" pillar behind trim panel, grounded to g301) Splice pack sp302 (in instrument panel harness, on right "b" pillar behind trim panel, grounded to g302 (ckt 750)) Tan Trunk lamp ctrl Under- hood lamp Underhood fuse block (right rear of engine compt) Instrument Illumination Wiring Diagram for Cadillac XDiscovery 2006 List of elements for Instrument Illumination Wiring Diagram for Cadillac XDiscovery 2006: 91 (driver door trim harness, approximately 25 cm from driver door lock switch) s559 (engine harness, approximately 11.5 cm from main harness in branch leading to powertrain control module (pcm) s237 (in instrument panel harness, at base of left a pillar behind trim panel, grounded to g201) splice pack sp201 (instrument panel harness, approximately 6.5 cm from data link connector (dlc) breakout) s255 (right side fuel tank harness, approximately 22.5 cm from c414 breakout) s660 (right side of engine compartment, A10 A12 A16 Auto Automatic trans- mission shift lever Battery Battery+ Body control module (bcm) (behind right side of dash) C10 C4 e1 Cluster fuse 8 15a Computer data lines Computer data lines system D10 Dim ctrl Dim down switch Dim up switch Dimmer down Dimmer select Dimmer switch Dimmer up Dimmer/head up display (hud) switch Driver door lock switch Driver door module (ddm) (in driver's door) Driver door switch assembly (ddsa) Driver information center (dic) switch Driver interior door handle switch (on driver's inner door panel) Driver seat F c4 Folding top switch Front passenger door lock switch Front passenger door module (fpdm) (in front door) Front passenger window switch Fuel door release switch G104 G201 G202 Ground Hazard switch Head Hot at all times Hvac control module (at center of dash) I/p fuse block (front of right front footwell, behind carpet) Ignition mode switch Illum Illum (3 bulbs) Inflatable restraint steering wheel module coil Instrument panel cluster (ipc) Interior lights fuse 6 10a Lcd backlight Logic Memory seat switch Off Panel lamps Panel lmps Park Park lamp Park lamp relay 37 Park lamp sw signal Park lamps Park lamps fuse 8 10a Passenger door handle switch (interior) Power distribution system Radio Rear comp- artment release switch (interior) S232 S246 S248 S275 S293 S579 S680 Seat system Serial data Sp201 (in instrument panel harness, at base of right a pillar behind trim panel, grounded to g202) Splice pack sp202 (in instrument panel harness, at base of right a pillar behind trim panel, grounded to g202) Sply volt Steering wheel control switch assembly Steering wheel dimming fuse 2a Tan Tilt/ tele sw/ mem seat mod fuse 26 10a Traction control switch Turn signal/ multi-function switch Under battery) Underhood fuse block (right rear of engine compt)
MEMORY SYSTEMS Driver"s Memory Seat Wiring Diagram (1 of 2) for Cadillac XDiscovery 2006 List of elements for Driver"s Memory Seat Wiring Diagram (1 of 2) for Cadillac XDiscovery 2006: 73 (in instrument panel harness, on left "b" pillar behind trim panel, grounded to g301) splice pack sp301 5 volt reference Battery positive voltage Body control module (behind right side of dash) C4 e1 Class 2 serial data Column telescope forward control Column telescope forward sw Column telescope position sens Column telescope reverse control Column telescope reverse sw Column tilt down control Column tilt down sw Column tilt position sens Column tilt up control Column tilt up sw Computer data lines system Driver memory seat module (under driver's seat) E10 E11 E12 E13 E14 E15 E16 Exit switch F10 F11 F12 F13 F14 F15 F16 Front vertical down switch signal Front vertical motor down control Front vertical motor up control Front vertical position sens Front vertical up switch signal G301 Ground Horizontal forward switch signal Horizontal motor forward ctrl Horizontal motor rearward control Horizontal position sens Horizontal rearward switch signal Hot at all times I/p fuse block (front of right front footwell, behind carpet) Illum Interior lights system Low reference Memory 1 switch Memory 2 switch Memory seat sw sig 1 Memory seat sw sig 2 Memory seat switch Pnk Power seats circuit breaker 30a Rear vertical down switch signal Rear vertical motor down control Rear vertical motor up control Rear vertical position sens Rear vertical up switch signal Recline back switch signal Recline forward switch signal Recline motor forward control Recline motor rearward control Recline position sens S224 S379 S393 Steering column memory circuit Tan Tilt/tele sw/ mem seat mod fuse 26 10a Driver"s Memory Seat Wiring Diagram (2 of 2) for Cadillac XDiscovery 2006 List of elements for Driver"s Memory Seat Wiring Diagram (2 of 2) for Cadillac XDiscovery 2006: 28 5 volt ref Battery positive voltage Driver seat adjuster motor assembly Driver seat adjuster switch Driver seat recline motor Front vertical down Front vertical motor Front vertical position sensor Front vertical up Horizontal forward Horizontal motor Horizontal position sensor Horizontal rearward Low ref Nca Rear vertical down Rear vertical motor Rear vertical position sensor Rear vertical up Recline forward Recline motor Recline position sensor Recline rearward S395 (front body harness, approximately 22.5 cm from passenger rear speaker breakout) S397 (instrument panel harn, approxi- mately 19.0 cm from yaw rate connector) Tan Telescoping drive motor (left side of steering column) Tilt actuator Memory Mirrors Wiring Diagram for Cadillac XDiscovery 2006 List of elements for Memory Mirrors Wiring Diagram for Cadillac XDiscovery 2006: 59 (in instrument panel harness, behind right side of i/p below inflatable restraint i/p module by auxiliary power relay) splice pack sp208 5v reference Battery b+ Body control module (behind right side of dash) C4 e1 Class 2 serial data Door controls circuit breaker 30a Down sw sig Driver door module (ddm) (in driver's door) Driver door switch assembly Driver memory seat module (under driver's seat) Driver outside rearview mirror (outside of driver's door) Exit switch F10 F11 F14 Front passenger door module (fpdm) (in front door) G201 G202 G301 Ground Horiz posit sensor Horizontal motor Horizontal position sensor Hot at all times I/p fuse block (front of right front footwell, behind carpet) L mirr sig Left sw sig Logic Low reference Memory 1 sw sig Memory 1 switch Memory 2 sw sig Memory 2 switch Memory seat switch Mirror mtr down ctrl Mirror mtr left ctrl Mirror mtr right ctrl Mirror mtr up ctrl Nca Passenger outside rearview mirror (outside of passenger's door) Power seats circuit breaker 30a R mirr sig Right sw sig S224 S234 S379 S393 Serial data Splice pack sp201 (in instrument panel harness, at base of left "a" pillar behind trim panel, grounded to g201) Splice pack sp202 (in instrument panel harness, at base of right "a" pillar behind trim panel, grounded to g202) Splice pack sp205 (in instrument panel harness, behind lower left of i/p by park brake assembly) Splice pack sp301 (in instrument panel harness, on left "b" pillar behind trim panel, grounded to g301) Tan Tilt/tele sw/ mem seat mod fuse 26 10a Up sw sig Vertical motor Vertical posit sensor Vertical position sensor Steering Column Memory Wiring Diagram for Cadillac XDiscovery 2006 List of elements for Steering Column Memory Wiring Diagram for Cadillac XDiscovery 2006: 58 (front body harness, approximately 22.5 cm from passenger rear speaker breakout) 5 volt reference Battery b+ Body control module (behind right side of dash) Class 2 serial data Computer data lines system Driver memory seat module (under driver's seat) E1 c4 E10 E11 E12 E13 E15 Exit switch F10 F11 F14 G301 Ground Hot at all times I/p fuse block (front of right front footwell, behind carpet) Low reference Memory 1 sw sig Memory 1 switch Memory 2 sw sig Memory 2 switch Memory seat switch Memory seats circuit Nca Out Pnk Power seats circuit breaker 30a Red Red/ S224 S379 S395 S397 (instrument panel harness, approximately 19.0 cm from yaw rate connector) Splice pack sp301 (in instrument panel harness, on left "b" pillar behind trim panel, grounded to g301) Tan Telescope forward ctrl Telescope forward sig Telescope in Telescope out Telescope position sens Telescope reverse ctrl Telescope reverse sig Telescoping drive motor (left side of steering column) Tilt actuator Tilt down Tilt down ctrl Tilt down sig Tilt position sens Tilt up Tilt up ctrl Tilt up sig Tilt/ telescope switch Tilt/tele sw/ mem seat mod fuse 26 10a
NAVIGATION Parking Assistant Wiring Diagram for Cadillac XDiscovery 2006 List of elements for Parking Assistant Wiring Diagram for Cadillac XDiscovery 2006: 46 Backup lamp sply voltage Body control module (bcm) (behind right side of dash) Center amber ind Center amber ind ctrl Engine control module (ecm) (behind lower right front fender) G302 Ground Hot at all times Ign 1 voltage Instrument cluster system Left amber ind Left amber ind ctrl Left rear corner object sensor (left corner of rear bumper) Left rear middle object sensor (left middle of rear bumper) Logic Lr corner object sens sig Lr middle object sens sig Object sens low ref Object sens sply voltage Pnk Power distribution system Rear object sensor control module (behind rear compartment stowage trim panel) Rear parking assist (rpa) diagnostic connector Rear parking assist (rpa) display Rear parking assist chime sig Rear parking diagnostic sig Red ind Red ind crtl Reverse lamp relay 3 Reverse lamp rly ctrl Reverse lamps fuse 21 10a Right rear corner object sensor (right corner of rear bumper) Right rear middle object sensor (right middle of rear bumper) Rpa/ h/c seat fuse 11 10a Rr corner object sens sig Rr middle object sens sig Run/ crank relay 2 Run/crank rly ctrl S211 (left side ignition control module jumper, approximately 5.0 cm from breakout for connector c109) S479 S480 Spice pack sp302 (in instrument panel harness, on right "b" pillar behind trim panel, grounded to g302 (ckt 750)) Telltale assembly sply voltage Underhood fuse block (right rear of engine compt) Vehicle speed sig Vehicle speed sig c1
POWER DISTRIBUTION Power Distribution Wiring Diagram (1 of 4) for Cadillac XDiscovery 2006 List of elements for Power Distribution Wiring Diagram (1 of 4) for Cadillac XDiscovery 2006: 95 (engine harness, approximately 6.0 cm from camshaft position sensor (front of right front footwell, behind carpet) i/p fuse block (left side ignition control module jumper, approximately 4.0 cm from breakout for ignition coil/module 5) (right rear of engine compt) underhood fuse block A c1 A/c comp fuse 15 10a A/c comp relay 35 A18 A19 A2 c2 A2 c4 Abs fuse 27 60a Amp fuse 31 30a Audio amplifier B c3 B1 c4 Batt 1 fuse 33 60a Batt 2 fuse 29 40a Battery Blower motor control processor C14 Coolfan fuse 25 60a Crank relay 43 D c1 D11 D11 c3 Door controls circuit breaker 30a Driver door module (ddm) Driver heated/ cooled seat module Driver lower lumbar switch Driver memory seat module Driver seat Driver seat pump Driver upper lumbar switch Ecm/tcm fuse 11 15a Electronic brake control module (ebcm) Electronic suspension control (esc) module Engine control module (ecm) Evaporative emission (evap) canister vent solenoid F12 c3 Fan control module Fog lp fuse 22 15a Fog lp relay 38 Folding top module For ignition coil/module 4) Front passenger door module (fpdm) Front passenger seat adjuster switch Front passenger seat pump Fuel door relay Generator H c1 H13 H14 Hdlp wash fuse 18 20a Hdlp wash relay 46 High beam relay 39 Horn fuse 2 15a Horn relay 34 Hvac fuse 28 40a I/p relay block (front of right front footwell, behind carpet) Ign 1 relay 44 K10 K14 Left heated seat fuse 15a Left/right power lumbar fuse 15a Low beam relay 47 Mrrtd fuse 13 25a Nca Park lamp relay 37 Passenger heated/ cooled seat module Passenger lower lumbar switch Passenger seat Passenger upper lumbar switch Pk lamps fuse 8 10a Power seats circuit breaker 30a Rear defog relay 4 Red Red/ Remote control door lock receiver (rcdlr) Right heated seat fuse 15a S137 S195 S224 S234 S420 Starter Starter fuse 30 40a To auxiliary power relay (diagram 3 of 4) To batt 3 fuse 26 (diagram 2 of 4) Transmission control module (tcm) W/s wash fuse 17 15a W/s wash relay 36 Wiper fuse 4 30a Wiper on/off relay 45 Wiper run/acc relay 42 Power Distribution Wiring Diagram (2 of 4) for Cadillac XDiscovery 2006 List of elements for Power Distribution Wiring Diagram (2 of 4) for Cadillac XDiscovery 2006: 82 (behind right side of dash) body control module (bcm) (forward lamp harness, approximately 10.0 cm from a/c compressor clutch connector breakout) s231 (not used) (right side ignition control module jumper, approximately 5.0 cm from breakout for connector c110) s208 A12 c1 A6 c3 A7 c2 A8 c2 A8 c3 Ac latch/ pk brk b fuse 10 10a Automatic transmission shift lever B c1 B c5 B11 c3 B3 c3 Batt 3 fuse 26 60a Btsi sol/col lock fuse 19 10a C1 c4 Capacitor cp200 Cluster fuse 8 15a D1 c3 D10 D6 c3 D8 c4 Data link connector (dlc) Digital radio receiver Diode Door locks fuse 5 15a Driver heated/ cooled seat module Driver seat E10 c4 E11 c3 Exhaust tail pipe flow control module Exterior lights system F1 c1 F19 F6 c4 From batt 1 fuse 33 (diagram 1 of 4) G19 Head up display (hud) Hvac control module Hvac/ pwr snd fuse 9 10a I/p relay block (front of right front footwell, behind carpet) Inflatable restraint steering wheel module coil Inside air temperature sensor Inside rearview mirror Instrument panel cluster (ipc) Interior lights fuse 6 10a Isrvm/ hvac fuse 14 10a Logic M10 M18 Nca Park brake hold relay Passenger heated/ cooled seat module Passenger seat Pnk Pnk b c4 Radio Radio/ant/ vics fuse 17 15a Rear compartment lid release/ close switch Rear fog/ aldl top sw fuse 18 10a Rear object sensor control module Remote playback device- cd player Reverse lamp relay 3 Rly ctrl Rpa/h/c/ seat fuse 11 10a Run/crank relay 2 S260 S939 Steering wheel control switch assembly Stop lamp relay 4 Stop/b/u/ lps fuse 5 15a To batt 5 fuse 7 (diagram 3 of 4) To gmlan devices fuse 1 (diagram 3 of 4) Turn signal/ multi-function switch Tutd sw/strg col sw fuse 15 2a Underhood fuse block (right rear of engine compt) W/s wash relay 36 Wiper hi/lo relay 41 Wiper on/off relay 45 Wiper/ washer system Power Distribution Wiring Diagram (3 of 4) for Cadillac XDiscovery 2006 List of elements for Power Distribution Wiring Diagram (3 of 4) for Cadillac XDiscovery 2006: 81 (behind right side of dash) body control module (bcm) (front body harness, approximately 12.0 cm from passenger rear speaker breakout) s355 (front of right front footwell, behind carpet) i/p fuse block (instrument panel harness, approximately 6.5 cm left of inflatable restraint instrument panel module breakout) s333 (not used) 4.6l A1 c4 Abs/mrrtd fuse 1 10a Acc/tcm fuse 3 10a Acca/driv dr sw fuse 25 10a Automatic transmission shift lever Auxiliary power fuse 20a Auxiliary power outlet Auxiliary power relay (behind right side of dash) B10 c4 B12 c3 B5 c3 Batt 5 fuse 7 30a Body control module (bcm) (behind right side of dash) C10 C13 C5 c3 C5 c4 Cellular microphone Cigar lighter Cigar lighter fuse 20a Crank relay 43 D11 D11 c3 D12 Distance sensing control sensor Distance sensing cruise control module Driver door switch assembly (ddsa) Driver memory seat module Driver seat Driver seat adjuster switch E11 Ecm fuse 12 15a Electronic brake control module Electronic suspension control (esc) module Engine control module (ecm) F10 F11 F11 c2 Fldg top/ trunk latch fuse 15a Folding top closed switch Folding top module Folding top switch Forward looking sensor (fls) From batt 1 fuse 33 (diagram 1 of 4) From rpa/h/c/ d seat fuse 11 (diagram 2 of 4) From stop/b/u/ c lps fuse 5 (diagram 2 of 4) G202 Gmlan devices fuse 1 20a Header latch switch Header unlatch switch I/p relay block (front of right front footwell, behind carpet) Ignition sw/ intr sens fuse 27 10a Inflatable restraint sensing & diagnostic module (sdm) Logic Luggage barrier switch Memory seat switch Nca Onstar fuse 24 10a Park brake sol a fuse 23 20a Park brk release relay Passenger presence system (pps) Pnk Rear compartment lid open switch Rear compartment lid pulldown actuator S248 (instrument panel harness, approximately 39.5 cm from inside rearview mirror breakout) S276 S319 Sdm/psir sw fuse 13 10a Splice pack sp202 (in instrument panel harness, at base of right a pillar behind trim panel, grounded to g202) Tilt/ telescope switch Tilt/tele sw/mem seat mod fuse 26 10a To ignition mode switch (4 of 4) Transmission control module Underhood fuse block (right rear of engine compt) Vehicle communication interface module (vcim) Power Distribution Wiring Diagram (4 of 4) for Cadillac XDiscovery 2006 List of elements for Power Distribution Wiring Diagram (4 of 4) for Cadillac XDiscovery 2006: 25 Back up sig Back-up keyless entry antenna Body control module (bcm) (behind right side of dash) From body control module (diagram 3 of 4) Grd Ign 1 voltage Ign data sig Ignition mode switch Interior lights system Left keyless entry antenna Left sig Logic Low ref Off Off ind On ind Pnk Rear compartment keyless entry antenna Remote control door lock receiver (rcdlr) (right side of dash) Right keyless entry antenna Right sig Sig Start Start ind Tan
POWER DOOR LOCKS Power Door Locks Wiring Diagram (1 of 2) for Cadillac XDiscovery 2006 List of elements for Power Door Locks Wiring Diagram (1 of 2) for Cadillac XDiscovery 2006: 53 k/e ant b-u sig A/t shft lk ctrl Ajar Back up keyless entry antenna (upper right side of dash) Battery Closed D11 Data link connector (left side of dash) Door ajar sw Door latch Door open sw Dr lk enable ctrl Driver door latch Drv door lk ctrl Ecm/ tcm fuse 11 15a Ekm ign mod data Front passenger door latch G104 (right side of engine compartment, under battery) G301 G302 Ground Hot at all times Ign 1 volt Ignition mode switch K/e antenna sig K/e b-u lo ref K/e low ref K/e right sig K/e rr compt sig K/e rt low ref Left frnt int dr Left keyless entry antenna (top of left "b" pillar, under tonneau cover) Lf ext dr sw sig Open Pnk Rear compartment keyless entry antenna (under rear compt trim panel, to left of rear compt pull down actuator) Remote control door lock receiver (rcdlr) (right side of dash) Rfa class 2 data Right keyless entry antenna (top of right "b" pillar, under tonneau cover) Rr compt lo ref Rt frnt int dr Rt frt ext dr S232 S375 Shift interlock system Splice pack sp205 (in instrument panel harness, behind lower left of i/p by park brake assembly) Splice pack sp208 (in instrument panel harness, behind right side of i/p below inflatable restraint i/p module by auxiliary power relay) Splice pack sp301 (in instrument panel harness, on left "b" pillar behind trim panel, grounded to g301) Splice pack sp302 (in instrument panel harness, on right "b" pillar behind trim panel, grounded to g302 (ckt 750)) Tan Trunk rel sw sig Trunk, tailgate, fuel doors system Underhood fuse block (right rear of engine compt) Power Door Locks Wiring Diagram (2 of 2) for Cadillac XDiscovery 2006 List of elements for Power Door Locks Wiring Diagram (2 of 2) for Cadillac XDiscovery 2006: 58 Acca/ driv dr sw fuse 25 10a B(+) Battery Body control module (bcm) (behind right side of dash) Class 2 (bcm) Class 2 data Door ltch ctrl Dr ajar sw sig Dr lk ind Dr open sw sig Driver door lock indicator Driver door lock switch Driver door module (ddm) (in driver's door) Driver door switch assembly (ddsa) Driver exterior door handle switch (in driver's door handle assembly) Driver interior door handle switch (on driver's inner door panel) Exterior lights system Front passenger door lock switch Front passenger door module (fpdm) (in front door) G201 G202 Ground Handle sw sig Horn rel cntrl Horns system Hot at all times Ign 1 volt Ignition sw/intr sens fuse 27 10a Instrument panel cluster (ipc) Interior lights system Ipc class 2 serial data Lcd lamp Lock Lock cntrl Lock sig Logic Nca Passenger door lock indicator Passenger exterior door handle switch (in driver's door handle assembly) Passenger interior door handle switch Pk lamp rel Pnk Rear compartment lid pull down actuator S276 S353 S539 S579 S640 S680 Security ind Serial data Splice pack sp201 (in instrument panel harness, at base of left "a" pillar behind trim panel, grounded to g201) Splice pack sp202 (in instrument panel harness, at base of right "a" pillar behind trim panel, grounded to g202) Tan Trk ajar sw sig Un- lock Unlock cntrl Unlock sig
POWER MIRRORS Power Mirrors Wiring Diagram for Cadillac XDiscovery 2006 List of elements for Power Mirrors Wiring Diagram for Cadillac XDiscovery 2006: 25 (outside of driver's door) driver outside rearview mirror Ambient light sensor ind Automatic day/night mirror element Back-up lamp pwr Body control module (bcm) (behind right side of dash) Day/ night mirror low ref Day/ night mirror signal G202 Ground Headlight sensor ind Hot at all times Ign 1 volt Inside rearview mirror Isrv m/ hvac fuse 14 10a Logic Nca Pnk Reverse lamp relay 3 Reverse lamp rly ctrl Reverse lamps fuse 21 10a Run/ crank relay 2 Run/ crank rly ctrl S231 S312 Sp202 (in instrument panel harness, at base of right "a" pillar behind trim panel, grounded to g202)
POWER SEATS Driver Climate Control Seat Wiring Diagram for Cadillac XDiscovery 2006 List of elements for Driver Climate Control Seat Wiring Diagram for Cadillac XDiscovery 2006: 41 Back ntc low ref Back ntc sig Batt pos volt Body control module (bcm) (behind right side of dash) Driver climate control seat module (under driver seat) Driver heated/cooled seat blower motor (under driver seat) Driver seat Driver seat back heated/ cooled ventilation module (at top of driver seat back, between seat speakers) Driver seat cushion heated/ cooled ventilation module (in driver seat cushion, in air ducting) Driver seat temp ctrl sw sig Element Fan low ref Fan speed ctrl Fan tacho signal Fan volt ref Fan voltage ref G301 Gnd Ground Heated seat lh fuse 15a Heated/cool seat mode sig Hot at all times Hot w/ run/crank relay 2 energized Hvac control module (at center of dash) Hvac heated/ cool seat mode sig I/p fuse block (front of right front footwell, behind carpet) Ign Ign 1 vlt Logic Nca Pnk Power distribution system Rpa/h/c seat fuse 11 10a S379 Sensor sig Sp301 (in instrument panel harness, on left "b" pillar behind trim panel, grounded to g301) Temp ctrl switch Temp sensor low ref Temp sensor sig Ventilation module cool ctrl Ventilation module heat ctrl Lumbar Wiring Diagram for Cadillac XDiscovery 2006 List of elements for Lumbar Wiring Diagram for Cadillac XDiscovery 2006: 25 Batt Deflate ctrl Driver lower lumbar switch Driver lumbar pump/ control module assembly (under driver seat) Driver seat Driver upper lumbar switch G301 G302 Gnd Hot at all times I/p fuse block (front of right front footwell, behind carpet) Inflate ctrl Nca Passenger lower lumbar switch Passenger lumbar pump/ control module assembly (under passenger seat) Passenger seat Passenger upper lumbar switch Pnk Power lumbar lh/rh fuse 15a S379 S380 S382 S399 Splice pack sp301 (in instrument panel harness, on left "b" pillar behind trim panel, grounded to g301) Splice pack sp302 (in instrument panel harness, on right "b" pillar behind trim panel, grounded to g302 (ckt 750)) Passenger Climate Control Seat Wiring Diagram for Cadillac XDiscovery 2006 List of elements for Passenger Climate Control Seat Wiring Diagram for Cadillac XDiscovery 2006: 43 Back ntc low ref Back ntc sig Back ntc signal Batt pos volt Body control module (bcm) (behind right side of dash) Cool seat mode sig Element Fan low ref Fan speed ctrl Fan tacho signal Fan volt ref Fan voltage ref G302 Gnd Ground Heated seat rh fuse 15a Hot at all times Hot w/ run/crank relay 2 energized Hvac control module (at center of dash) Hvac heated/ cool seat mode sig I/p fuse block (front of right front footwell, behind carpet) Ign Ign 1 vlt Logic Nca Pass seat temp ctrl sw sig Passenger climate control seat module (under passenger seat) Passenger heated/cooled seat blower motor (under passenger seat) Passenger seat Passenger seat back heated/ cooled ventilation module (at top of passenger seat back, between seat speakers) Passenger seat cushion heated/ cooled ventilation module (in passenger seat cushion, in air ducting) Pnk Power distribution system Rpa/h/c seat fuse 11 10a S382 Sensor sig Sp302 (in instrument panel harness, on right "b" pillar behind trim panel, grounded to g302 (ckt 750)) Tan Temp ctrl switch Temp sensor low ref Temp sensor sig Ventilation module cool ctrl Ventilation module heat ctrl Passenger Power Seat Wiring Diagram for Cadillac XDiscovery 2006 List of elements for Passenger Power Seat Wiring Diagram for Cadillac XDiscovery 2006: 25 Dwn Front passenger seat adjuster motor assembly Front passenger seat adjuster switch Front passenger seat recline motor Front vertical motor Frt dn Frt up Fwd G302 Horizontal motor Hot at all times I/p fuse block (front of right front footwell, behind carpet) Nca Passenger seat Power seats circuit breaker 30a Rear vertical motor Recline fwd Recline rwd Rr dn Rr up Rwd S224 S382 Splice pack sp302 (in instrument panel harness, on right "b" pillar behind trim panel, grounded to g302 (ckt 750)) Tan
POWER TOP/SUNROOF Power Top/Sunroof Wiring Diagram (1 of 2) for Cadillac XDiscovery 2006 List of elements for Power Top/Sunroof Wiring Diagram (1 of 2) for Cadillac XDiscovery 2006: 73 (bottom of left side of rear package shelf) folding top position sensor (in instrument panel harness, behind right side of i/p below inflatable restraint i/p module by auxiliary power relay) splice pack sp208 (in instrument panel harness, on left "b" pillar behind trim panel grounded to g301) (in rear compartment, behind passenger seat, below digital radio receiver) front tonneau position sensor (on rear deck lid hinge latch) rear tonneau position sensor 5v low ref A tan Accessory voltage Batt 2 fuse 29 40a Battery positive voltage C tan C1 a2 C1 b2 C10 C11 C12 C13 C14 C15 C16 Class 2 serial data Class serial data Close Computer data lines system D10 D11 D12 D13 D14 D15 D16 Deck lid close control Decklid open ctrl Folding top control switch Folding top ctrl sw close sig Folding top ctrl sw open sig Folding top module (left side of luggage compartment) Folding top position sensor sig Front tonneau position sensor sig G202 G301 Ground Hard top connected sig Header latch Header latch sw sig Header unlatch sw sig Hot at all times Hvac control module (at center of dash) Interior lights system Low ref Luggage barrier switch sig Nca Open Pnk Position Pump direction a Pump direction b Rear compartment lid release/ close switch (lower left of rear bumper) Rear compt lid open sw sig Rear compt lid pull down actuator sig Rear compt lid release/close sw sig Rear tonneau position sensor sig S331 S337 Splice pack sp202 (in instrument panel harness, at base of right "a" pillar behind trim panel, grounded to g202) Splice pack sp301 Tan Thermal sensor sig Top close control Top open ctrl Underhood fuse block (right rear of engine compartment) Valet sw sig Valet switch Power Top/Sunroof Wiring Diagram (2 of 2) for Cadillac XDiscovery 2006 List of elements for Power Top/Sunroof Wiring Diagram (2 of 2) for Cadillac XDiscovery 2006: 38 (front body harness, approximately 12.0 cm from passenger rear speaker breakout) s355 (under headliner, mounted on folding top latch, left front center) header latched switch (under headliner, mounted on folding top latch, left front center) header unlatched switch 6.5 cm left of inflatable restraint instrument panel module breakout) Ac latch/ pk brk b fuse 10 10a Auxiliary power relay (behind right side of dash) Batt 1 fuse 33 60a Body control module (bcm) (behind right side of dash) Fldg top/ trunk latch fuse 15a Folding top closed switch Folding top pump motor G202 G301 Hot at all times I/p fuse block (front of right front footwell, behind carpet) Luggage barrier switch (left rear of rear compt, in left cargo cover latch on left "b" pillar) Nca Pnk Pump & valve assembly Rear compartment lid open switch Rear compartment lid pulldown actuator S222 S248 S319 S333 S339 S939 Splice pack sp202 (in instrument panel harness, at base of right "a" pillar behind trim panel, grounded to g202) Splice pack sp301 (in instrument panel harness, on left "b" pillar behind trim panel, grounded to g301) Tan Thermal Tilt/tele sw/mem seat mod fuse 26 10a Underhood fuse block (right rear of engine compt) Valve 1 Valve 2 Valve 3 Valve 4 Valve 5
POWER WINDOWS Power Windows Wiring Diagram for Cadillac XDiscovery 2006 List of elements for Power Windows Wiring Diagram for Cadillac XDiscovery 2006: 37 Acca/driv dr sw fuse 25 10a Body control module (bcm) (behind right side of dash) Circuit breaker block Computer data lines system Ddm class 2 ser data Down Driver door module (ddm) (in driver's door) Driver door switch assembly (ddsa) Driver window motor (in center of driver's door) Driver window switch Driver wndo down signal Driver wndo express sig Driver wndo up signal Express up/down Front passenger door module (fpdm) (in front door) Front passenger window motor (center of passenger's door) Front passenger window switch G201 (at base of left "a" pillar, behind trim panel) G202 (at base of right "a" pillar) Ground Hot at all times Interior lights system Logic Pass wndo down signal Pass wndo express sig Pass wndo up signal Passenger window switch Pdm class 2 ser data Power window motor fr passenger down sig Power window motor front passenger up sig Power window motor left front up control Power window motor lt front down control Power window motor right front up control Power window motor rt front down control Power window switch right front express sig Serial data Tan
RADIO Radio Wiring Diagram (1 of 3) for Cadillac XDiscovery 2006 List of elements for Radio Wiring Diagram (1 of 3) for Cadillac XDiscovery 2006: 81 (or bare) (right side of engine compartment, under battery) g104 Antenna enable sig Antenna ground plane Bare Battery Bcm clss 2 ser data Body control module (bcm) (behind right side of dash) Class 2 ser data Clss 2 data Coax Computer data lines system Decklid liner assembly Drain Dwn E10 E11 E12 E13 E14 E15 E16 F10 F11 F12 F13 F14 F15 F16 Fm composite sig Fm composite signal Gps antenna sig Ground Head up display Hot at all times Ign Inflatable restraint steering wheel module coil Instrument cluster system Left antenna Left radio antenna module Lf audio drain wire Lf low lev audio (-) Lf low lev audio sig Logic Lt antenna fm2 sig Lt radio antenna mod sig Lt radio module sig Mesg req Message center Mute Nca Pnk Preset seek switch Radio Rf audio drain wire Rf low lev audio (-) Rf low lev audio sig Right antenna Right radio antenna module Rt antenna am sig Rt antenna fm1 sig Rt radio ant mod sig Rt radio antenna mod sig Run/ crank relay 2 Run/ crnk rly ctrl S230 Seek up Signal ground Srce Steering wheel control switch assembly Strng whl ctrl 2 sig Sw ant enable sig Tan Tutd sw strg col sw fuse 15 2a Voice prompt low ref Voice prompt signal Voice rec aud low ref Voice rec audio sig Voice recog- nize Volume switch Vss Radio Wiring Diagram (2 of 3) for Cadillac XDiscovery 2006 List of elements for Radio Wiring Diagram (2 of 3) for Cadillac XDiscovery 2006: 40 (or bare) (outside of driver's door) driver outside rearview mirror (outside of passenger's door) passenger outside rearview mirror (right side of engine compartment, under battery) Ant sig Audio common Bare Battery Body control module (bcm) (behind right side of dash) Cd changer Class 2 ser data Coax Computer data lines system Digital radio receiver Drain Driver digital radio antenna G104 Global positioning satellite (gps) antenna Ground Hot at all times Lf audio drain wire Lf low lev audio (-) Lf low lev audio sig Lt audio sig Nca Passenger digital radio antenna Pnk Radio/ ant/vics fuse 17 15a Rem radio audio (-) Rem radio ctrl hd acc pwr Rem radio lt audio sig Rem radio rt audio sig Rf audio drain wire Rf low lev audio (-) Rf low lev audio sig Rt audio sig S230 Signal ground Strng col radio ctrl sig Tan Radio Wiring Diagram (3 of 3) for Cadillac XDiscovery 2006 List of elements for Radio Wiring Diagram (3 of 3) for Cadillac XDiscovery 2006: 61 (or bare) (or pnk) (right side of engine compartment, under battery) g104 A10 A11 A12 Amp fuse 31 30a Audio amplifier (behind left rear seat back) B10 B11 B12 Bare Battery Cellular mic sig Cellular microphone Center speaker Class 2 data Computer data lines system Drain Driver seat left speaker Driver seat right speaker Front center spkr (+) Front center spkr (-) Hot at all times Left front door subwoofer speaker Left front midrange speaker Lf low lev audio (-) Lf low lev audio sig Lf speaker (+) Lf speaker (-) Lf tweeter (+) Lf tweeter (-) Lt seat speaker (+) Lt seat speaker (-) Mic drain wire Noise compen micro sig Noise compensation microphone Passenger seat left speaker Passenger seat right speaker Pnk Radio voice prmpt lo ref Radio voice prompt sig Rf low lev audio (-) Rf low lev audio sig Rf speaker (+) Rf speaker (-) Rf tweeter (+) Rf tweeter (-) Right front door subwoofer speaker Right front midrange speaker Rt seat speaker (+) Rt seat speaker (-) S230 Signal ground Tan Underhood fuse block (right rear of engine compt) Vehicle communication interface module (vcim) (at front of right wheelwell) Voice rec aud low ref Voice rec audio sig W/ onstar W/o onstar
SHIFT INTERLOCK Park Brake Release Wiring Diagram for Cadillac XDiscovery 2006 List of elements for Park Brake Release Wiring Diagram for Cadillac XDiscovery 2006: 25 A.c. latch/pk brk b fuse 10 10a B15 c1 Body control module (bcm) (behind right side of dash) Class 2 serial data Computer data lines system D11 c3 D4 c3 G202 Hot at all times I/p relay block (front of right front footwell, behind carpet) Instrument panel cluster (ipc) Logic Park brake hold solenoid Park brake pedal assembly Park brake relay 1 ctrl Park brake release solenoid Park brake sol a fuse 23 20a Park brake switch Park brake switch signal Park brk hold relay Park brk release relay Pnk Red/ Splice pack sp202 (in instrument panel harness, at base of right a pillar behind trim panel, grounded to g202) Tan Shift Interlock Wiring Diagram for Cadillac XDiscovery 2006 List of elements for Shift Interlock Wiring Diagram for Cadillac XDiscovery 2006: 19 5 volt reference A/t shift lock control solenoid Automatic transmission shift lever Body control module (bcm) (behind right side of dash) Brake pedal position sensor Brake position sensor signal Btsi sol/ col lock fuse 19 10a Class 2 serial data Computer data lines system D7 c3 Hot at all times L c1 Logic Low reference Park switch Pnk Red/ Remote control door lock receiver (rcdlr) (right side of dash) Tan
STARTING/CHARGING Charging Wiring Diagram for Cadillac XDiscovery 2006 List of elements for Charging Wiring Diagram for Cadillac XDiscovery 2006: 33 (not used) a 4.4l 4.6l A2 c2 A5 c1 Battery Battery saver active charge system fault high voltage low voltage service elect system Check gages Class 2 (bcm) Computer data lines system Ecm high speed gmlan serial data bus + Ecm high speed gmlan serial data bus - Engine control module (ecm) (behind lower right front fender) G104 (right side of engine compt, under battery) G106 Generator Generator field duty cycle signal Generator turn on signal Head up display (hud) Horn fuse 2 15a Hud class 2 serial data Ign Instrument panel cluster (ipc) Ipc class 2 serial data Logic Message center Message request Message request (bcm) Red Splice pack sp106 (in engine harness, right rear of engine compartment by battery, grounded to g106) Starter Tan Underhood fuse block (right rear of engine compt) Volts Starting Wiring Diagram for Cadillac XDiscovery 2006 List of elements for Starting Wiring Diagram for Cadillac XDiscovery 2006: 59 (behind right side of dash) body control module (bcm) 4.4l 4.6l 5v ref A13 A14 A5 c1 A9 c3 Automatic transmission B10 c4 Batt 3 fuse 26 60a Battery Bcm class 2 serial data Bcm high speed gmlan serial data bus + Bcm high speed gmlan serial data bus - Bcm ignition mode data signal Brake pedal position sensor Brake position sensor signal C1 c4 C13 C14 C2 e12 C3 d1 Charging circuit Computer data lines system Crank relay 43 Ecm fuse 12 15a Ecm high speed gmlan serial data bus + Ecm high speed gmlan serial data bus - Engine control module (ecm) (behind lower right front fender) F12 G104 (right side of engine compt, under battery) G106 G402 (on underbody, on right rear frame, by right rear wheel well) Gnd Ignition mode switch Instrument panel cluster (ipc) Internal mode switch (ims) Ipc class 2 serial data Logic Low ref Message center Message request Nca Off Park/neutral signal Pnk Press brake to start Red Run/crank relay 2 Run/crank relay ctrl S208 Splice pack sp106 (in engine harness, right rear of engine compartment by battery, grounded to g106) Start Starter Starter enable relay control Starter fuse 30 40a Tan Underhood fuse block (right rear of engine compt)
SUPPLEMENTAL RESTRAINTS Supplemental Restraints Wiring Diagram (1 of 2) for Cadillac XDiscovery 2006 List of elements for Supplemental Restraints Wiring Diagram (1 of 2) for Cadillac XDiscovery 2006: 35 (in rear of driver's door) left inflatable restraint side impact sensor (sis) (in rear of passenger's door) right inflatable restraint side impact sensor (sis) Body control module (bcm) (behind right side of dash) C10 Case ground Driver seat belt switch G202 (at base of right "a" pillar) Ground High control Hot w/ run/ crank relay energized Ignition 1 voltage Inflatable restraint sensing & diagnostic module (sdm) (center of dash) Inflatable restraint steering wheel module (center of steering wheel) Inflatable restraint steering wheel module coil Left front seat belt pretensioner Left inflatable restraint seat position switch (in lower left front of seat track) Left inflatable restraint side impact module (right side of driver's seat back) Low control Low reference Nca Pnk Pps data Right front seat belt pretensioner Right inflatable restraint seat position switch (in right front seat track) Right inflatable restraint side impact module (right side of passenger's seat) S391 (approximately 11 cm from yaw rate connector) Sdm/psir sw fuse 13 10a Seat pos sig Sensor signal Sensor voltage Serial data Shorting bar Stage 1 Stage 2 Tan Supplemental Restraints Wiring Diagram (2 of 2) for Cadillac XDiscovery 2006 List of elements for Supplemental Restraints Wiring Diagram (2 of 2) for Cadillac XDiscovery 2006: 35 Air bag indicator Body control module (bcm) (behind right side of dash) Class 2 sdm Data link connector (left side of dash) G202 (at base of right "a" pillar) Ground Hot w/ run/ crank relay energized Ignition 1 Inflatable restraint front passenger presence system (pps) module Inflatable restraint front passenger presence system (pps) sensor Inflatable restraint front passenger seat belt tension sensor Inflatable restraint i/p module (right side of dash) Inside rearview mirror Instrument panel cluster Ipc class 2 serial data Isrv m/hvac fuse 14 10a Left inflatable restraint front end sensor Logic Low ref Nca Off ind ctrl On ind ctrl Pnk Pps off ind Pps on ind Right inflatable restraint front end sensor S231 (approximately 10 cm from a/c compressor clutch connector pnk breakout) Sens sig Serial data Shorting bar Splice pack sp205 (in instrument panel harness, behind lower left of i/p by park brake assembly) Stage 1 Stage 2 Tan Voltage ref
TRANSMISSION A/T Wiring Diagram (1 of 2) for Cadillac XDiscovery 2006 List of elements for A/T Wiring Diagram (1 of 2) for Cadillac XDiscovery 2006: 64 1-2 shft sol vlv 1-2 shift sol 2-3 shft sol vlv 2-3 shift sol 4-5 shft sol vlv 4-5 shift sol 4.4l 4.6l A/t iss hi sig A/t iss lo sig Acc voltage Acc/tcm fuse 3 10a Automatic transaxle fluid temperature sensor Automatic transmission B+ voltage Batt + Class 2 ser data Computer data lines system D11 E11 Ecm/tcm fuse 11 15a Engine control module (behind lower right front fender) G106 Gear high trans temp service trans shift to prk Ground Head up display Hi spd can + Hi spd can - Hi spd ser data + Hi spd ser data - Hot at all times Hot in run or start Hud message center Ign 1 vlt Instrument panel cluster Logic Mesg req tcm Message center Oss hi sig Oss low sig Pc sol vlv hi cntl Pc sol vlv lo cntl Pnk Power distribution system Pressure control sol Sp106 (in engine harness, right rear of engine compt by battery, grounded to g106) Stop lamp sw sig Stop lp sw sig Tan Tap up/dwn gear Tap up/dwn sw sig Tcc pwm sol Tcc sol vlv cntl Tft sen lo ref Tft sens sig Transmission control module (behind lower right side of front fender) Trs a Trs b Trs c Trs p Underhood fuse block (right rear of engine compt) Up- shift ind cntl Up-shift Up-shift ind A/T Wiring Diagram (2 of 2) for Cadillac XDiscovery 2006 List of elements for A/T Wiring Diagram (2 of 2) for Cadillac XDiscovery 2006: 28 Acc vlt sig Automatic transmission Automatic transmission shift lever Body control module (behind right side of dash) Btsi sol/col lock fuse 19 10a G202 G402 (on underbody, on right rear frame by right rear wheel well) Hot at all times Hvac control module (at center of dash) I/p lamp cntl Input shaft speed sensor Internal mode switch Logic Output shaft speed sensor Pnk Power distribution system Relay cntl Run/ crank relay 2 S246 (instrument panel harness, approximately 35.0 cm from hvac control head) control head) Sp202 (in instrument panel harness, at base of right a pillar behind trim panel, grounded to g202) Stplmp sw sig Tap dwn - Tap up + Tap up/ dwn enbl sig Tap up/ tap dwn enbl sig Tap up/ tap dwn trans- mission enable switch Tap up/tap down switch Tutd sw/ strg col sw fuse 15 2a
TRUNK, TAILGATE, FUEL DOOR Trunk & Fuel Door Release Wiring Diagram for Cadillac XDiscovery 2006 List of elements for Trunk & Fuel Door Release Wiring Diagram for Cadillac XDiscovery 2006: 63 A tan Ac latch pk brk b fuse 10 10a Accy vlt Aux pwr rly pwr Auxiliary power relay (behind right side of dash) Batt 1 fuse 33 60a Batt 3 fuse 26 60a Body control module (bcm) (behind right side of dash) Cargo lmp sw sig Class 2 ser data Computer data lines system D14 Door controls circuit breaker 30a Exterior rear compartment lid release switch (lower left of rear bumper) Fldg top/ trunk latch fuse 15a Folding top module (left side of luggage compt) Fuel door relay Fuel door release actuator Fuel door release switch G201 G202 G301 G302 Ground Ground distribution system Hot at all times I/p relay block (front of right front footwell, behind carpet) Instrument panel cluster Interior lights system Interior rear compartment lid release switch Logic Msg req Open sw sig Pnk Power distribution system Power tops system Rear compartment lid open switch Rear compartment lid pull down actuator Rear compartment lid release/ close switch Rel/close sw sig Remote control door lock receiver (rcdlr) (right side of dash) Rfa class 2 ser data S208 S222 S234 S353 S355 S931 S939 Sp201 (in instrument panel harness, at base of left a pillar behind trim panel, grounded to g201) Sp202 (in instrument panel harness, at base of right a pillar behind trim panel, grounded to g202) Sp301 (in instrument panel harness, on left "b" pillar behind trim panel, grounded to g301) Sp302 (in instrument panel harness, on right "b" pillar behind trim panel, grounded to g302 (ckt 750) Tan Trnk ajar sw sig Trnk key sw ig Trnk key sw sig Trnk ltch clr sw Trnk rel rly ctrl Trnk rel sw sig Trunk ajar ind Trunk rel sw sig Underhood fuse block (right rear of engine compt)
WARNING SYSTEMS Warning Systems Wiring Diagram for Cadillac XDiscovery 2006 List of elements for Warning Systems Wiring Diagram for Cadillac XDiscovery 2006: 57 4.6l 4.4l Ajar Audible alarm Auto Bcm class 2 serial data Bcm high spd gmlan serial data bus + Bcm high spd gmlan serial data bus - Body control module (bcm) (behind right side of dash) C1 a5 Class 2 (rcdlr) Class 2 (sdm) Closed Computer data lines system Driver door latch Ecm high spd gmlan serial data bus + Ecm high spd gmlan serial data bus - Engine control module (ecm) (behind lower right front fender) G201 G301 Head Inflatable restraint sensing & diagnostic module (sdm) (located underneath vehicle console) Instrument panel cluster (ipc) Internal antenna Ipc Ipc class 2 serial data Left front tire pressure monitor sensor Left rear tire pressure monitor sensor Left seat belt sw Left seat belt switch Lf dr open sw sig Lf turn sig sw Logic Low ref Low tire pressure ind Message center Message request Nca Off Open Park Pk lmp sw on sig Pnk Remote control door lock receiver (rcdlr) (right side of dash) Rf turn sig sw Rfa class 2 serial data Right front tire pressure monitor sensor Right rear tire pressure monitor sensor S275 S375 S391 (instrument panel harness, approximately 11.0 cm from yaw rate connector) Sdm class 2 serial data Seat belt ind Solid state Sp201 (in instrument panel harness, at base of left a pillar behind trim panel, grounded to g201) Sp301 (in instrument panel harness, on left "b" pillar behind trim panel, grounded to g301) Tan Turn signal/ multifunction switch
WIPER/WASHER Front Wiper/Washer & Headlamp Washer Wiring Diagram (1 of 2) for Cadillac XDiscovery 2006 List of elements for Front Wiper/Washer & Headlamp Washer Wiring Diagram (1 of 2) for Cadillac XDiscovery 2006: 62 Accessory volt Accessory voltage signal Body control module (bcm) (behind right side of dash) C3 a3 C3 c3 C3 e11 C3 e7 Diode 1 diode Diode 2 diode f5 F16 F19 G102 G16 G19 G201 G202 Gnd Ground High Hot at all times I/p fuse block (front of right front footwell, behind carpet) K10 K11 K14 K15 K18 K19 L10 L18 Logic Low M10 M11 M14 M15 M18 M19 Outside moisture sensor (below inside rearview mirror) Park switch Pnk Rpa/ h/c seat fuse 11 10a Run/ accessory power fuse 10a Run/ crank relay 2 Run/ crank relay control S312 Splice pack sp102 (in forward lamp harness, in engine compt, on upper right frame rail, grounded to g102) Splice pack sp201 (in instrument panel harness, at base of left "a" pillar behind trim panel, grounded to g201) Splice pack sp202 (in instrument panel harness, at base of right "a" pillar behind trim panel, grounded to g202) To w/s wash relay 36 (diagram 2 of 2) Under- hood fuse block (right rear of engine compt) Windshield washer switch signal Windshield wiper motor (left side of wiper cowl) Windshield wiper motor park switch signal Windshield wiper switch high signal Windshield wiper switch low signal Windshield wiper switch signal 2 Wiper diode Wiper dwell fuse 10a Wiper fuse 4 30a Wiper hi/lo relay 41 Wiper on/off relay 45 Wiper run/acc relay 42 Front Wiper/Washer & Headlamp Washer Wiring Diagram (2 of 2) for Cadillac XDiscovery 2006 List of elements for Front Wiper/Washer & Headlamp Washer Wiring Diagram (2 of 2) for Cadillac XDiscovery 2006: 34 (in bottom of washer fluid reservoir) (in forward lamp harness, in engine compartment, on upper right frame rail, grounded to g102) (in instrument panel harness, at base of left "a" pillar behind trim panel, grounded to g201) splice pack sp201 A17 Body control module (bcm) (behind right side of dash) F3 pnk Fluid level signal From diode 2/ diode f5 (diagram 1 of 2) G101 G102 G201 Hdlp wash fuse 18 20a Hdlp wash relay 46 Headlamp washer fluid pump (in bottom of washer fluid reservoir) Headlamp washer relay control Hot at all times Instrument panel cluster (ipc) Logic Mist Off Pnk Pulse S275 Splice pack sp101 (in forward lamp harness, in engine compartment, on upper left frame rail, grounded to g101) Splice pack sp102 Under- hood fuse block (right rear of engine compt) Underhood fuse block (right rear of engine compartment) W/s wash fuse 17 15a W/s wash relay 36 Wash Windshield washer fluid level switch Windshield washer fluid pump (in bottom of washer fluid reservoir) Windshield wiper switch signal Windshield wiper/washer switch
