GROUND DISTRIBUTION – Cadillac STS V 2009 – SYSTEM WIRING DIAGRAMS

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 5) for Cadillac STS V 2009

List of elements for Ground Distribution Wiring Diagram (1 of 5) for Cadillac STS V 2009:

• (4.4l & 4.6l) (3.6l)
• (4.4l) charge air cooler (cac) coolant pump
• (if equipped) headlamp washer fluid pump
• (w/ active brake control) power steering control module (pscm)
• 3.6l
• 4.6l & 4.4l
• A/c compressor clutch
• Automatic headlamp dimming relay
• Automatic transmission
• B c
• Battery
• Brake fluid level switch
• Control solenoid valve assembly
• Electronic brake control module (ebcm)
• Engine control module (ecm)
• G100 (on rear side of right cylinder head)
• G101 (near left front strut tower, at bottom of inside fender well)
• G105 (at back of underhood fuse block)
• G106 (on rear side of right cylinder head)
• G110 (on right front frame rail, near right front strut tower)
• G306 (under center console)
• G403 (on right side "c" pillar, near rear window)
• G404 (on left side "c" pillar, near rear window)
• If equipped
• Inflatable restraint passenger presence system (pps) module
• Inflatable restraint sensing & diagnostic module (sdm)
• Instrument panel module (ipm)
• Intelligent high beam control
• J152 (in engine harness, near the ecm module)
• Left heated washer nozzle
• Mass air flow (maf)/ intake air temperature (iat) sensor
• Nca
• Rear window defogger
• Rear window keyless entry antenna
• Right heated washer nozzle
• Windshield washer fluid level switch
• Windshield washer fluid pump
• Windshield wiper/ washer module

Ground Distribution Wiring Diagram (2 of 5) for Cadillac STS V 2009

List of elements for Ground Distribution Wiring Diagram (2 of 5) for Cadillac STS V 2009:

• (if equipped)
• (right front side of engine compartment) underhood fuse block
• (w/ auto recirculating) air quality sensor
• 4.4l
• 4.4l & 4.6l
• 4.6l & 3.6l
• Accy relay
• Distance sensing cruise control module (dscc)
• Engine cooling fan resistor
• Except 4.4l w/0 extra capacity cooling system & trailer provision
• G104 (on right front frame rail, near bumper bracket)
• G107 (4.6l & 4.4l) (on rear side of right cylinder head)
• Headlamp leveling module
• Hood ajar switch
• 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
• J108
• J109
• J133 (in ignition coil harness, 30 cm from ignition coil module 2 connector)
• J144 (in ignition coil harness, 39 cm from ignition coil module 1 connector)
• Left front fog lamp
• Left front marker lamp
• Left front park lamp
• Left front repeater lamp
• Left front turn signal lamp
• Left high beam headlamp
• Left low beam headlamp
• Right engine cooling fan
• Right front fog lamp
• Right front marker lamp
• Right front park lamp
• Right front repeater lamp
• Right front turn signal lamp
• Right high beam headlamp
• Right low beam headlamp
• Run crnk relay
• S/p fan relay
• W/ automatic adaptive cruise control
• W/ extra capacity cooling system & trailer provision

Ground Distribution Wiring Diagram (3 of 5) for Cadillac STS V 2009

List of elements for Ground Distribution Wiring Diagram (3 of 5) for Cadillac STS V 2009:

• (if equipped) head up display (hud)
• Data link connector (dlc)
• Driver door control module
• Driver door handle
• Driver door latch
• Driver door lock switch
• Driver window motor
• Driver window switch
• G109 (3.6l) (near right front of engine block)
• G112 (3.6l) (right rear side of engine block, near starter)
• G200 (in passenger compartment, behind left kick panel)
• Heated steering wheel
• Heated steering wheel control module
• I/p dimmer switch
• If equipped
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Ignition coil 5
• Ignition coil 6
• Inflatable restraint steering wheel module coil
• Instrument panel cluster (ipc)
• Interior rear compartment lid release switch
• J201
• J202 (in instrument panel harness, 50.5 cm from left front speaker)
• J224 (in steering column harness)
• J228 (in steering column harness)
• J500 (in driver door harness, 32 cm from driver window motor connector)
• J501 (in driver door trim harness, 47 cm from driver door lock switch connector)
• J700 (in left rear door harness, 32 cm from x701)
• Jx201 (on dash harness, under dashboard, near firewall grommet)
• Left rear door control module
• Left rear door latch
• Left rear window motor
• Left rear window switch
• Left steering wheel control switch
• Nca
• Power steering control module (pscm)
• Right steering wheel control switch
• Steering wheel speed/ position sensor
• Turn signal/ multifunction switch
• W/ active brake control
• X276
• X277

Ground Distribution Wiring Diagram (4 of 5) for Cadillac STS V 2009

List of elements for Ground Distribution Wiring Diagram (4 of 5) for Cadillac STS V 2009:

• (rear seat heater) auxiliary hvac control module
• (w/ cigar lighter ashtray) rear cigar lighter (w/o cigar lighter ashtray) center console accessory power outlet
• (w/o cigarette lighter ashtray) i/p accessory power outlet (w/ cigarette lighter ashtray) front cigar lighter
• Automatic transmission shift lever
• Blower motor control module
• Center console compartment accessory power outlet
• Climate control seat module
• Driver back heated seat element
• Driver back ventilated seat blower motor
• Driver cushion heated seat element
• Driver cushion ventilated seat blower motor
• Driver seat adjuster switch
• Driver seat belt switch
• G201 (in passenger compartment, behind right kick panel)
• G307 (in passenger compt, to left of driver seat, on left frame rail)
• Hazard switch
• Hvac control module
• I/p compartment lamp switch
• Ignition mode switch
• Instrument panel module (ipm)
• J210 (in dash harness, 35 cm from x214)
• J600 (in passenger door harness, 32 cm from front passenger window motor connector)
• J601 (in passenger door trim harness, 42 cm from passenger door lock switch connector)
• Memory seat module (msm)
• Nca
• Passenger back heated seat element
• Passenger back ventilated seat blower motor
• Passenger cushion heated seat element
• Passenger cushion ventilated seat blower motor
• Passenger door control module
• Passenger door handle
• Passenger door latch
• Passenger door lock switch
• Passenger seat adjuster switch
• Passenger seat belt switch
• Passenger seat lumbar switch
• Passenger window motor
• Passenger window switch
• Right rear door control module
• Right rear door lock
• Right rear window motor
• Right rear window switch
• Seat adjuster switch connector)
• Traction control switch
• W/ active brake control
• W/ cigar lighter ashtray
• W/ front seat heater
• W/ power lumbar seats
• W/o active brake control
• W/o cigar lighter ashtray
• W/o front seat heater
• W/o power lumbar seats
• Yaw & lateral accelerometer sensor

Ground Distribution Wiring Diagram (5 of 5) for Cadillac STS V 2009

List of elements for Ground Distribution Wiring Diagram (5 of 5) for Cadillac STS V 2009:

• (if equipped) garage door opener (gdo)
• (if equipped) rear heated seat control module
• (if equipped) sunroof control module
• (if equipped) sunroof switch
• (if equipped) tire pressure module
• (if equipped) windshield outside moisture sensor
• (not used)
• (under left side of rear seat) left rear fuse block
• (under right side of rear seat) right rear fuse block
• (w/ active brake control) vehicle stability control module
• (w/ digital radio) digital radio receiver
• (w/ hid) left rear fog lamp
• (w/ hid) right rear fog lamp
• (w/ info- tainment system 015) traffic information receiver
• (w/ infotainment system 012, 014, 015) left front speaker
• (w/ infotainment system 012, 014, 015) right front speaker
• (w/ magnetic ride control) electronic suspension control (esc) module
• (w/ onstar) vehicle communication interface module (vcim)
• (wcv) windshield wiper inhibit relay
• 15-speaker system
• Audio amplifier
• Automatic level control (alc) compressor
• Center high mounted stop lamp (chmsl)
• Differential cooler pump
• Exterior rear compartment lid release switch
• Front overhead courtesy/ reading lamps
• Fuel pump & sender assembly
• G401 (in rear compt, to rear of right rear shock tower)
• G402 (in rear compt, to rear of left rear shock tower)
• Inflatable restraint i/p module indicator
• Inside rearview mirror (isrvm)
• J401 (in body harness, 15 cm from exterior rear compt release switch connector)
• J409
• Left backup lamp
• Left license lamp
• Left rear marker lamp
• Left side object sensor
• Left sunshade
• Left tail lamp
• Nca
• R21
• R25
• Radio
• Rear compartment lid latch
• Rear integration module (rim)
• Rear object sensor control module
• Rear overhead courtesy/ reading lamps
• Rear subwoofer speaker
• Remote control door lock receiver (rcdlr)
• Right backup lamp
• Right license lamp
• Right rear marker lamp
• Right side object sensor
• Right sunshade
• Right tail lamp
• Run relay
• Run/crnk relay
• Vehicle direction alert alarm warning module
• W/ axle cooling system
• W/ lane departure warning sensor indicator
• W/ side obstacle detection sensor indicator
• W/ soft ride, sport suspension system & magnetic ride control
• W/ trailer provisions
• X402