POWER DISTRIBUTION – Cadillac CTS 2008 – SYSTEM WIRING DIAGRAMS

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 6) for Cadillac CTS 2008

List of elements for Power Distribution Wiring Diagram (1 of 6) for Cadillac CTS 2008:

• (right front of engine compt) underhood fuse block
• (right rear of luggage compt) rear fuse block
• 200a
• Air bag fuse 10a
• Amp fuse 30a
• Audio amplifier
• Aux/ outlet fuse 20a
• Battery
• Bcm 1 fuse 10a
• Bcm 2 fuse 15a
• Bcm 3 fuse 10a
• Bcm 4 fuse 10a
• Bcm 5 fuse 10a
• Bcm 6 fuse 15a
• Bcm 7 fuse 10a
• Body control module (bcm)
• Center console 1 accessory power outlet
• Center console 2 accessory power outlet
• Cnstr/ vent fuse 10a
• Ecm fuse 15a
• Engine control module (ecm)
• Evaporative emission (evap) canister vent solenoid valve
• From a ecm fuse (diagram 1 of 6)
• G201 (behind right kick panel)
• Generator
• Inflatable restraint front passenger presence system (pps) sensor
• Inflatable restraint sensing & diagnostic module (sdm)
• Infotainment system 007/008
• Inline fuse generator
• J308
• Memory seat module (msm) (if equipped)
• Msm fuse 10a
• Nca
• Onstar fuse 10a
• Premium audio branded w/ surround amplifier speaker system
• Rdo/ spkr fuse 15a
• Rear object sensor control module
• Rear subwoofer speaker
• Rear/ windw fuse 15a
• Red
• Remote control door lock receiver (rcdlr)
• Right rear window switch
• Rke/ pass-key/ mdl fuse 10a
• Rvc/ snsr fuse 10a
• Starter motor
• Television antenna module
• Tire pressure module
• To aux/ outlet fuse (diagram 1 of 6)
• To blwr fuse (diagram 3 of 6)
• To rear fuse block dr/lck fuse (diagram 3 of 6)
• To rear fuse block pwr/clmn circuit breaker (diagram 2 of 6)
• Vehicle communication interface module (vcim) (w/ onstar)
• W/ parking assist
• W/ remote start
• W/o remote start

Power Distribution Wiring Diagram (2 of 6) for Cadillac CTS 2008

List of elements for Power Distribution Wiring Diagram (2 of 6) for Cadillac CTS 2008:

• (in i/p harness, near branch for radio/hvac control) j275
• (not used)
• (right rear of luggage compt) rear fuse block
• (w/ memory)
• Driver seat adjuster switch
• From battery (diagram 1 of 6)
• From trunk/ c relse fuse (diagram 2 of 6)
• Front passenger door module (fpdm)
• Garage door opener (gdo) (if equipped)
• J303 (in body harness, near inline connector x800)
• Left rear window switch
• Lf/frt/ pwr/seat circuit breaker 25a
• Lt/rear/ wndw fuse 15a
• Memory seat module (msm)
• Nca
• Near passenger seat adjuster switch) j385
• Passenger seat adjuster switch
• Passenger seat lumbar adjuster switch
• Pdm fuse 15a
• Pwr/clmn circuit breaker 25a
• Radio
• Radio/ hvac control
• Radio/ hvac display
• Rdo fuse 15a
• Rear fuse block (right rear of luggage compt)
• Red
• Rt/frt/ pwr/seat circuit breaker 25a
• Spare fuse 25a
• Theft/ugdo fuse 10a
• To rdo fuse (diagram 2 of 6)
• Trunk/ relse fuse 15a
• Trunk/ relse relay
• W/ 8 way adjuster passenger seat power
• W/ memory
• W/ power lumbar control seat
• W/o memory
• W/o power lumbar control seat
• Wiring provisions
• X125

Power Distribution Wiring Diagram (3 of 6) for Cadillac CTS 2008

List of elements for Power Distribution Wiring Diagram (3 of 6) for Cadillac CTS 2008:

• (in engine harness, near branch for brake booster pump relay) j184
• (right front of engine compt) underhood fuse block
• (right rear of luggage compt) rear fuse block
• 3.6l (vin v)
• Abs fuse 30a
• Abs mtr fuse 50a
• Afs fuse 15a
• Blower motor control module
• Blwr fuse 40a
• Brake booster pump relay
• Brk vac pump fuse 20a
• Cigar lighter
• Dr/lck fuse 15a
• Driver door module (ddm)
• Driver window motor
• Electronic brake control module (ebcm)
• From battery (diagram 1 of 6)
• From bcm 7 fuse (diagram 1 of 6)
• Fuel/ pump fuse 20a
• Fuel/ pump relay
• G200 (behind left kick panel)
• Harness, near inline connector x202) j270
• Headlamp module (if equipped)
• If equipped
• J200
• J377 (in sunroof assembly harness, near sunroof control module)
• Lck relay
• Lt/pos/lp relay
• Ltr fuse 20a
• Passenger window motor
• Ped prot fuse 10a
• Pedestrian impact detection module (if equipped)
• Pwr moding fuse 2a
• Pwr/wndw circuit breaker 25a
• Red
• Rt/pos/lp fuse 10a
• Rt/pos/lp relay
• S/roof fuse 30a
• Spare relay
• Sunroof control module
• Sunroof shade module
• Theft deterrent module (tdm)
• To ignition switch (diagram 5 of 6)
• To nav mtr fuse (diagram 4 of 6)
• Unlck relay
• W/ remote start
• W/o remote start
• Windshield washer solvent heater (if equipped)
• Wsw/htr fuse 60a

Power Distribution Wiring Diagram (4 of 6) for Cadillac CTS 2008

List of elements for Power Distribution Wiring Diagram (4 of 6) for Cadillac CTS 2008:

• (in driver seat assembly harness, near inline connector x300) j388
• (not used)
• (right front of engine compt) underhood fuse block
• A/c cltch fuse 10a
• A/c cmprsr cltch relay
• After boil relay
• Automatic transmission (6 speed a/t)
• Automatic transmission (if equipped)
• Awd fuse 15a
• Data link connector (dlc)
• Disply fuse 10a
• Driver back heated seat element
• Driver cushion heated seat element
• Drl relay (w/o hid) lo beam lp relay (w/ hid)
• Drl/eng pump fuse 10a
• Ecm/tcm ign fuse 15a
• Engine control module (ecm)
• Fan 1 fuse 30a
• Fan 1 relay
• Fan 2 fuse 30a
• Fan 2 relay
• Fog lamp relay
• From a/c h cltch fuse (diagram 4 of 6)
• From bcm (pin 19 connector x4) (diagram 5 of 6)
• From bcm (pin 21 connector x4) (diagram 5 of 6)
• From f pwr moding fuse (diagram 3 of 6)
• From g wpr fuse (diagram 4 of 6)
• Hdm wash fuse 20a
• Headlamp wash relay
• Hi beam relay
• Horn fuse 15a
• Horn relay
• Hvac control module
• Ign main relay
• Instrument panel cluster (ipc)
• J389
• Lo beam relay (w/o hid) lt drl relay (w/ hid)
• Mass air flow (maf) sensor/ intake air temperature (iat) sensor
• Misc ign fuse 10a
• Nav mtr fuse 10a
• Passenger back heated seat element
• Passenger cushion heated seat element
• Pnk
• Pnk c
• Radio/ hvac display
• Rear defog fuse 50a
• Rear defog relay
• Rt drl (hid) relay
• Strtr fuse 40a
• Strtr relay
• Tcm batt fuse 15a
• Tire pressure module (if equipped)
• To air bag fuse (diagram 6 of 6)
• To hdm wash fuse (diagram 4 of 6)
• To horn fuse (diagram 4 of 6)
• To pwr/trn relay (diagram 6 of 6)
• Transfer case shift control module
• W/ awd auto provisions
• W/ climate control seats
• W/ hid
• Wiring provisions
• Wpr fuse 30a
• Wpr hi relay
• Wpr relay
• Wsw pump fuse 10a
• Wsw pump relay
• X215

Power Distribution Wiring Diagram (5 of 6) for Cadillac CTS 2008

List of elements for Power Distribution Wiring Diagram (5 of 6) for Cadillac CTS 2008:

• (in engine harness, near branch for underhood fuse block) j187
• (in i/p harness, near branch for front center speaker) j265
• (right front of engine compt) underhood fuse block
• 3.6l (vin 7) a/t
• 3.6l (vin v) m/t
• 5v ref
• A/c cmprsr cltch relay
• Acc
• Acc volt
• After blow relay
• Batt pos
• Body control module (bcm)
• Crank volt
• Electronic compass module
• Emis 2 fuse 15a
• Fan 1 relay
• Fan 2 relay
• Fan s/p relay
• From o emis 1 fuse (diagram 6 of 6)
• From pwr moding fuse (diagram 3 of 6)
• Heated oxygen sensor (ho2s) bank 1 sensor 2
• Heated oxygen sensor (ho2s) bank 2 sensor 2
• Hvac control module
• Ign 1 volt
• Ign 3 volt
• Ignition switch
• Off
• Off acc
• Pnk
• Rap fuse volt
• Remote control door lock receiver (rcdlr)
• Run
• Serial data
• Start
• Sunroof control module (if equipped)
• Sunroof shade module (if equipped)
• Theft deterrent module (tdm)
• To underhood fuse block (ign main relay) (diagram 4 of 6)
• To underhood fuse block (pin 20 connector x2) (diagram 4 of 6)
• Vehicle speed sensor (vss) (m/t)
• W/ remote start
• W/o remote start
• Windshield outside moisture sensor (if equipped)
• Windshield washer solvent heater (if equipped)

Power Distribution Wiring Diagram (6 of 6) for Cadillac CTS 2008

List of elements for Power Distribution Wiring Diagram (6 of 6) for Cadillac CTS 2008:

• (in engine harness, near branch for underhood fuse block) j185
• (in engine harness, near connector of coil 1) j145
• (in engine harness, near connector x5 of underhood fuse block) j161
• (in engine harness, near connector x5 of underhood fuse block) j162
• (in engine harness, near ect sensor connector) j146
• (right front of engine compt) underhood fuse block
• 3.6l (vin 7)
• 3.6l (vin v)
• Air bag ign fuse 10a
• Camshaft position (cmp) actuator solenoid valve (exhaust bank 1)
• Camshaft position (cmp) actuator solenoid valve (exhaust bank 2)
• Camshaft position (cmp) actuator solenoid valve (intake bank 1)
• Camshaft position (cmp) actuator solenoid valve (intake bank 2)
• Ecm fuse 10a
• Emis 1 fuse 15a
• Engine control module (ecm)
• Evaporative emission (evap) canister purge solenoid valve
• Even coils fuse 15a
• From ign main relay (diagram 4 of 6) i
• From misc m ign fuse (diagram 4 of 6)
• From odd n coils fuse (diagram 6 of 6)
• Fuel injector
• Heated oxygen sensor (ho2s) bank 1 sensor 1
• Heated oxygen sensor (ho2s) bank 2 sensor 1
• Ignition coil/ module
• Inflatable restraint sensing & diagnostic module (sdm)
• Instrument panel cluster (ipc)
• Intake manifold tuning (imt) solenoid valve 3.6l (vin 7)
• Odd coils fuse 15a
• Pnk
• Pwr/trn relay
• To emis 2 fuse (diagram 5 of 6)
• To even coils fuse (diagram 6 of 6)