EXTERIOR LIGHTS – Cadillac CTS V 2009 – SYSTEM WIRING DIAGRAMS

EXTERIOR LIGHTS

Backup Lamps Wiring Diagram for Cadillac CTS V 2009

List of elements for Backup Lamps Wiring Diagram for Cadillac CTS V 2009:

• Automatic transmission
• Automatic transmission internal mode switch (ims)
• B+ volt
• Backup lamp sply volt x6
• Bcm 4 fuse 10a
• Body control module (bcm)
• Computer data lines system
• Control solenoid valve assembly
• G401 (right rear shock tower)
• G402 (left rear shock tower)
• Gm lan ser data bus +
• Gm lan ser data bus -
• Hot at all times
• Inside rearview mirror (isrvm)
• J379 (body harness, near branch for g102)
• Left tail lamp
• Logic
• Red
• Right tail lamp
• Serial data +
• Serial data -
• Sig a
• Sig b
• Sply volt
• Tan
• Transmission control module (tcm)
• Underhood fuse block (right front of engine compt)

Exterior Lamps Wiring Diagram (1 of 2) for Cadillac CTS V 2009

List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Cadillac CTS V 2009:

• 5 volt ref
• Auto
• Automatic transmission (if equipped)
• Backup lamps circuit
• Bcm 4 fuse 10a
• Bcm 5 fuse 10a
• Bcm 6 fuse 15a
• Body control module (bcm)
• Brake pedal position sensor (top of brake pedal)
• Computer data lines system
• Detection sig
• Display fuse 10a
• Engine control module (ecm) (front of right valve cover)
• G101 (left front strut tower)
• G104 (near right headlight)
• G200 (left kick panel)
• G402 (left rear shock tower)
• Gnd
• Hazard sw sig
• Hazard switch
• Head
• Hot at all times
• Instrument panel cluster (ipc)
• J180
• J186
• J201
• J205
• J240
• Left
• Left front turn signal lamp
• Left tail lamp
• Left turn ind
• Left turn sw sig
• Logic
• Low ref
• Off
• Park
• Park lamp on sig
• Radio/hvac control
• Right
• Right front turn signal lamp
• Right turn ind
• Right turn sw sig
• Serial data
• Sply volt
• Sply volt x2
• Stop lamp sw sig
• Stp lp
• Stp lp sply volt
• Tan
• Turn signal/ multi-function switch
• Underhood fuse block (right front of engine compt)

Exterior Lamps Wiring Diagram (2 of 2) for Cadillac CTS V 2009

List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Cadillac CTS V 2009:

• (in forward lamp harness, near right cooling fan connector) j116
• (in license lamp harness, near left license lamp) j420
• Backup lamps circuit
• Center high mounted stop lamp (chmsl)
• G101 (left front strut tower)
• G104 (near right headlight)
• G401 (right rear shock tower)
• Hot at all times
• J180
• J186
• J401
• J430
• Left front marker lamp
• Left front park lamp
• Left license lamp
• Logic
• Lt/pos/ lp relay
• Lt/pos/lp fuse 10a
• Rear fuse block (right rear of luggage compt)
• Right front marker lamp
• Right front park lamp
• Right license lamp
• Right tail lamp
• Rt/pos/lp fuse 10a