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Exterior Lights — Cadillac Cts 2012 Wiring Diagram

EXTERIOR LIGHTS

Backup Lamps Wiring Diagram for Cadillac CTS 2012

List of elements for Backup Lamps Wiring Diagram for Cadillac CTS 2012:

(top right of engine) g132
(wagon: center of liftgate) (coupe/sedan: center of rear fascia) (if equipped) rearview camera
6.2l
Automatic transmission
Automatic transmission internal mode switch (ims)
B+ volt
Backup lamp sply volt x6
Backup lamp sw sig
Backup lamp switch (m/t) (right side of trans- mission)
Backup lamp switch (m/t) (right side of transmission)
Backup lamps sply volt
Bcm 4 fuse 10a
Body control module (bcm) (center of dash)
Compt) (6.2l: right rear of engine compt)
Computer data lines system
Control solenoid valve assembly
D red
Engine control module (ecm) (except 6.2l: left front of engine
Except 6.2l
G132 (top right of engine)
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 backup lamp
Left tail lamp
Logic
Nca
Right backup lamp
Right tail lamp
Serial data +
Serial data -
Serial data bus +
Serial data bus -
Sig a
Sig b
Sig c
Sply volt
Tan
Trans- mission control module (tcm)
Underhood fuse block (right front of engine compt)
X109
X225
X408
X900
X903

Exterior Lamps Wiring Diagram (1 of 2) for Cadillac CTS 2012

List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Cadillac CTS 2012:

(except 6.2l: left front of engine compt) (6.2l: right rear of engine compt) engine control module (ecm)
(not used)
5 volt ref 1
6.2l
A/t
Auto
Backup lamps circuit
Bcm 4 fuse 10a
Bcm 5 fuse 10a
Bcm 6 fuse 10a
Body control module (bcm) (center of dash)
Brake pedal position sensor (top of brake pedal)
Computer data lines system
Data +
Detection sig
Display fuse 10a
Except 6.2l
G101 (left front strut tower)
G102 (right front of engine compt)
G104 (near right headlight)
G200 (left kick panel)
G401 (right rear shock tower)
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 backup lamp
Left front turn signal lamp
Left tail lamp assembly
Left tail/stop & turn signal lamp
Left turn ind
Lf turn sw sig
Logic
Low ref
Off
Park
Park lamp on sig
Radio/hvac control
Rf turn sw sig
Right
Right front turn signal lamp
Right turn ind
Sens rtn
Sens sig x1
Sens sply
Serial
Serial data
Serial data - x1
Sply volt
Sply volt x1
Stop lamp sw sig
Stp lp
Stp lp sply volt
Tan
Turn signal/ multi-function switch
Underhood fuse block (right front of engine compt)
X114
X115
X200
X202
X235

Exterior Lamps Wiring Diagram (2 of 2) for Cadillac CTS 2012

List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Cadillac CTS 2012:

(forward lamp harness, near horn connector)
(forward lamp harness, near right cooling fan connector)
(wagon: license lamp harness, 20 cm from right license light) (coupe/sedan: license lamp harness, near left license lamp) j420
Backup lamps circuit
Center high mounted stop lamp (chmsl)
Coupe/sedan
G101 (left front strut tower)
G104 (near right headlight)
G401 (right rear shock tower)
G408 (top of right "d" pillar)
G408 (top of right 'd' pilar)
G904 (top of liftgate)
Hot at all times
J116
J180
J186
J430
J903
J904
Left front marker lamp
Left front park lamp
Left license lamp
Logic
Lt/pos/ lp relay
Lt/pos/lp fuse 10a
Radio antenna inductor (wagon) (top of liftgate)
Rear fuse block (right rear of luggage compt)
Right backup lamp
Right front marker lamp
Right front park lamp
Right license lamp
Right tail lamp assembly
Right tail/stop & turn signal lamp
Rt/pos/lp fuse 10a
Sedan/coupe
W/ hid
W/ variable real time damping
W/o hid
W/o variable real time damping
Wagon
X114
X115
X165
X205
X225
X260
X900
X903

EXTERIOR LIGHTS – Cadillac CTS 2012 – SYSTEM WIRING DIAGRAMS