GROUND DISTRIBUTION – Cadillac CTS 2012 – SYSTEM WIRING DIAGRAMS

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 5) for Cadillac CTS 2012

List of elements for Ground Distribution Wiring Diagram (1 of 5) for Cadillac CTS 2012:

• (3.0l & 3.6l) auxiliary brake booster pump
• (3.0l & 3.6l) engine cooling fan resistor
• (3.0l & 3.6l) ignition coil 1
• (3.0l & 3.6l) ignition coil 2
• (3.0l & 3.6l) ignition coil 3
• (3.0l & 3.6l) ignition coil 4
• (3.0l & 3.6l) ignition coil 5
• (3.0l & 3.6l) ignition coil 6
• (3.0l & 3.6l) multi-function intake air sensor
• (6.2l) fan s/p relay
• (6.2l) left engine cooling fan
• (6.2l) mass air flow (maf)/ intake air temperature (iat) sensor
• (a/t) automatic transmission
• (except 6.2l) vehicle speed sensor (vss)
• (if equipped) headlamp module
• (if equipped) headlamp wash relay
• (if equipped) headlamp washer fluid pump
• (if equipped) left front fog lamp
• (if equipped) right front fog lamp
• (m/t) backup lamp switch
• (right front of engine compt) underhood fuse block
• (sedan) windshield washer fluid level switch
• (sedan) windshield washer fluid pump
• (sedan/ wagon) rear defog relay
• (w/ hid)
• (w/ hid) left daytime running lamp (drl)
• (w/ hid) left headlamp ballast
• (w/ hid) left high beam headlamp solenoid
• (w/ hid) right daytime running lamp (drl)
• (w/ hid) right headlamp ballast
• (w/ hid) right high beam headlamp solenoid
• (w/ remote engine start control) hood ajar switch
• (w/o hid) left high beam headlamp
• (w/o hid) left low beam headlamp
• (w/o hid) right high beam headlamp
• (w/o hid) right low beam headlamp
• 3.0l & 3.6l
• 6.2l
• 87a
• A/c compressor clutch
• B (w/o hid)
• Battery
• Battery current sensor
• Brake fluid level switch
• Charge air cooler (cac) coolant pump
• Control solenoid valve assembly
• Electronic brake control module (ebcm)
• Engine control module (ecm)
• Except 6.2l
• F x160
• From splice j201 (diagram 2 of 5)
• G101 (left front strut tower)
• G102 (right front of engine compt)
• G104 (near right headlight)
• G110 (near abs module)
• G130 (rear of right cylinder head)
• G131 (left rear of engine)
• G132 (top right of engine)
• G135 (rear of right cylinder head)
• G136 (rear of left cylinder head)
• G405 (right side of luggage compt)
• Harness, near inline connector x114)
• Headlight harness, near headlight module)
• Horn assembly
• I/p apo relay
• Ign 1 relay
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Ignition coil 5
• Ignition coil 6
• Ignition coil 7
• Ignition coil 8
• J135
• J136
• Left front marker lamp
• Left front park lamp
• Left front turn signal lamp
• M x115
• Nca
• R26
• Right front marker lamp
• Right front park lamp
• Right front turn signal lamp
• Starter relay
• Transmission control module
• Windshield wiper motor
• Wpr relay
• X109
• X114 m
• X130 b
• X161 g

Ground Distribution Wiring Diagram (2 of 5) for Cadillac CTS 2012

List of elements for Ground Distribution Wiring Diagram (2 of 5) for Cadillac CTS 2012:

• (awd) transfer case shift control module
• (coupe) driver exterior door handle switch
• (except coupe) driver door handle switch
• (if equipped) pedestrian impact detection module
• (w/ deluxe interior lamp package)
• (w/ deluxe interior lamp package) left rear door accent lamp
• (w/ deluxe interior lamp package) left rear door handle accent lamp
• (w/ infotainment system) radio/ hvac display
• 6.2l & 3.0l
• A/t shift lever
• A/t shift lever position indicator
• Automatic transmission shift lock control solenoid
• Body control module (bcm)
• Cooling
• Coupe
• Data link connector (dlc)
• Digital video disk (dvd) control module
• Dome lamp
• Driver door latch
• Driver door lock/ window switch
• Driver information center (dic) switch
• Driver outside rearview mirror
• Driver seat adjuster switch
• Driver seat back ventilation heating &
• Driver seat bolster adjuster valve
• Driver seat cushion ventilation heating &
• Driver seat lumbar adjuster valve assembly
• Driver seat lumbar/ bolster pump
• Driver window motor
• Except coupe
• From inflatable restraint steering wheel module coil (diagram 5 of 5)
• Front cigar lighter
• Front fog lamp
• G200 (left kick panel)
• High beam
• Horn switch
• Hvac control module
• I/p dimmer switch
• Ignition lock cylinder control actuator
• Ignition lock cylinder control switch
• Inflatable restraint steering wheel module coil
• Instrument panel cluster (ipc)
• J200 (i/p harness, near inline x202)
• J201 (i/p harness, near hazard switch connector)
• J205 (steering column harness, near inline connector x202)
• J289
• J375 (driver's seat assembly harness, near inline connector x300)
• J376
• J505 (w/ deluxe interior lamp package) (driver's door trim harness, near branch to accent lamp)
• J510 (driver's door harness, near branch to left front door speaker)
• J710 (left rear door harness, near branch to inline connector x701)
• J715 (left rear door trim harness, near inline connector x701)
• Left i/p accent lamp
• Left i/p courtesy lamp
• Left rear door accent lamp
• Left rear door courtesy lamp
• Left rear door handle accent lamp
• Left rear door handle switch (sedan or wagon)
• Left rear door latch
• Left rear window switch
• Left steering wheel control switch
• Memory seat module (msm)
• Module
• Nca
• Park lamp
• Right steering wheel control switch
• Steering wheel position sensor
• Theft deterrent module (tdm)
• To ground g102 (diagram 1 of 5)
• Turn signal
• Turn signal/multi-function switch
• W/ 6 speed a/t
• W/ climate control seats
• W/ fog lamp
• W/ front seat cooling heater & deluxe steering wheel
• W/ key less engine start switch
• W/ memory
• W/ recaro front bucket seat
• W/ recaro front bucket seats
• W/o memory
• W/o recaro front bucket seats
• X200
• X201
• X202
• X301
• X500
• X505
• X507
• X700
• X701
• Yaw & lateral accelerometer sensor

Ground Distribution Wiring Diagram (3 of 5) for Cadillac CTS 2012

List of elements for Ground Distribution Wiring Diagram (3 of 5) for Cadillac CTS 2012:

• (coupe) passenger exterior door handle switch
• (i/p harness, near hazard switch connector) j202
• (if equipped) air quality sensor
• (if equipped) park brake control switch
• (sedan or wagon) passenger door handle switch
• (w/ 8 way power adjuster passenger seat) passenger seat adjuster switch
• (w/ deluxe interior lamp package) right i/p accent lamp
• (w/ deluxe interior lamp package) right rear door accent lamp
• (w/ deluxe interior lamp package) right rear door handle accent lamp
• (w/ deluxe interior lamp) right i/p accent lamp
• (w/ power lumbar control seat) passenger seat lumbar adjust switch
• (w/ remote, passive entry & extended range lock control) right rear door handle switch
• (wagon) radio antenna inductor
• Blower motor control module
• Body control module (bcm)
• Center console accessory power outlet
• Cooling
• Courtesy lamp
• Defogger noise filter
• G106 (right rear of engine)
• G134 (right side of engine compt)
• G201 (right kick panel)
• G306 (under driver's seat)
• G408 (wagon) (top of right "d" pillar)
• G904 (top of liftgate)
• I/p compartment lamp switch
• Inflatable restraint front passenger presence system (pps) module
• Inflatable restraint sensing & diagnostic module (sdm)
• J308 (console harness, near inline connector x312)
• J374 (w/ 8 way power adjuster passenger seat, power lumber control seats & climate control seats) (front passenger's seat assembly harness, near inline connector x307)
• J610 (front passenger's door harness, near branch to right front door speaker)
• J805 (right rear door trim harness, near branch to inline connector x801)
• J810 (right rear door harness, near branch to inline connector x801)
• J904
• Left license lamp
• Liftgate module (lgm)
• Module
• Nca
• Passenger door latch
• Passenger door latch (coupe)
• Passenger door lock/ window switch
• Passenger outside rearview mirror
• Passenger seat back ventilation heating &
• Passenger seat bolster adjuster valve
• Passenger seat cushion ventilation heating &
• Passenger seat lumbar adjuster valve assembly
• Passenger seat lumbar/ bolster pump
• Passenger window motor
• Radio antenna inductor
• Rear accessory power outlet
• Rear window wiper motor
• Right i/p
• Right license lamp
• Right rear door courtesy lamp
• Right rear door handle switch (sedan or wagon)
• Right rear door latch
• Right rear window
• Right rear window switch
• W/ climate control seats
• W/ recaro front bucket seat
• W/ recaro front bucket seats
• W/o recaro front bucket seats
• Wagon/ sedan
• X225
• X260
• X307
• X312
• X600
• X605
• X607
• X800
• X801
• X903

Ground Distribution Wiring Diagram (4 of 5) for Cadillac CTS 2012

List of elements for Ground Distribution Wiring Diagram (4 of 5) for Cadillac CTS 2012:

• (6.2l)
• (6.2l) fuel pump flow control module
• (coupe)
• (coupe) differential cooler pump
• (coupe) rear window defogger relay
• (coupe) trunk release relay
• (coupe/ sedan) rear view camera
• (except 6.2l)
• (if equipped) garage door opener (gdo)
• (if equipped) left side object sensor
• (if equipped) rain sensor
• (if equipped) rear object sensor control module
• (if equipped) right side object sensor
• (right rear of luggage compt) rear fuse block
• (sedan) trunk/ relse relay
• (w/ remote start) exterior rear compartment lid release switch
• (w/ remote start) remote control door lock receiver (rcdlr)
• (w/o remote start) remote control door lock receiver
• (wagon & coupe) sunroof control module
• (wagon & coupe) sunroof sunshade module
• (wagon)
• (wagon) 2nd row courtesy/ reading lamps
• (wagon) electronic compass module
• (wagon) rear window washer fluid pump relay
• (wagon) right cargo lamp
• (wagon) windshield washer pump relay
• 87a
• Auxiliary power relay
• Center high mounted stop lamp
• Center high mounted stop lamp (chmsl)
• Coupe
• Coupe/ sedan
• Diff- rential temp- erature switch
• Exterior rear compartment lid release latch
• From splice j371 (diagram 5 of 5)
• Fuel pump & sender assembly
• Fuel/ dr/ relse relay
• G401 (right rear shock tower)
• If equipped
• Inside rearview mirror (isrvm)
• J373 (sunroof assembly harness, near inline connector x401)
• J378 (headliner harness, near branch to right sunshade)
• J406 (rear fascia harness, near break out to right side object sensor)
• J421 (license lamp harness, near left license lamp)
• J430 (body harness, near branch to rear fuse block)
• Lck relay
• Left license lamp
• M x402
• Nca
• P x402
• Parking brake control module
• Radio antenna indicator
• Radio antenna inductor
• Rear compartment lid latch
• Rear window defogger
• Right license lamp
• Right rear window defogger noise filter
• Right tail lamp
• Right tail lamp assembly
• Sedan
• Sedan coupe
• Sedan/ wagon
• Stop lamp relay
• Unlck relay
• W/ transparent glass fixed
• Wagon
• X2 x2
• X401
• X408
• X420
• X425
• X900

Ground Distribution Wiring Diagram (5 of 5) for Cadillac CTS 2012

List of elements for Ground Distribution Wiring Diagram (5 of 5) for Cadillac CTS 2012:

• (3.0l & 3.6l) fuel pump flow control module
• (coupe)
• (coupe/ sedan) electronic compass module
• (if equipped) garage door opener (gdo)
• (if equipped) rear object sensor control module
• (if equipped) theft deterrent alarm siren
• (sedan)
• (sedan) sunroof control module
• (sedan) sunroof shade module
• (w/ communi- cations system)
• (w/ deluxe interior lamp package) overhead console accent lamp
• (w/ infotainment system) radio/ hvac display
• (w/ infotainment system) television tuner
• (w/ premium audio) rear subwoofer speaker
• (w/ transparent glass fixed) sunroof shade switch
• (w/ transparent glass fixed) sunroof switch
• (wagon) cargo accessory power outlet
• (wagon) left cargo lamp
• (wagon) rain sensor
• Audio amplifier
• Auxiliary body control module (xbcm)
• B x1
• Coupe
• Coupe/ sedan
• Electronic suspension control (esc) module
• G402 (left rear shock tower)
• G406 (top of left "d" pillar)
• G901 (top left of liftgate)
• G902 (wagon) (top left of liftgate)
• G903 (wagon) (top right of liftgate)
• Heated steering wheel
• Heated steering wheel control module
• Inflatable restraint steering wheel module coil
• Inside rear view mirror (isrvm)
• J240 (i/p harness, near inline connector x200)
• J288
• J371 (headliner harness, near branch to left sunshade)
• J372 (headliner harness, near branch to right sunshade)
• J378 (w/ garage door opener) (headliner harness, near branch to right sunshade)
• Left front courtesy/ reading lamps
• Left rear courtesy/ reading lamps
• Left sunshade
• Left tail lamp assembly
• Nca
• Radio
• Radio/ hvac control
• Rear view camera
• Rear window defogger
• Rear window defogger noise coil
• Right front courtesy/ reading lamps
• Right rear courtesy/ reading lamps
• Right sunshade
• Theft deterrent alarm
• To ground g200 (diagram 2 of 5)
• To ground g401 (diagram 4 of 5)
• Vehicle communication interface module (vcim) (if equipped)
• W/ continuously variable real time damping magneto rheologicoy
• W/ rear view camera
• W/o rear view camera
• Wagon
• X200
• X206
• X215 e
• X401
• X406
• X901
• X903