HEADLIGHTS – Cadillac CTS 2003 – SYSTEM WIRING DIAGRAMS

HEADLIGHTS

Headlights Wiring Diagram (1 of 2) for Cadillac CTS 2003

List of elements for Headlights Wiring Diagram (1 of 2) for Cadillac CTS 2003:

• (in passenger compartment, behind left kick pad) g200
• (on right front corner of vehicle, on right body rail near right headlamp) g104
• A11
• A12
• Auto
• Battery
• Class 2 serial data
• Computer data lines system
• Dash integration module (dim) (under right side of dash, above right closeout/ insulator panel)
• Drl relay control
• Drl relay ctrl
• Flash to pass signal
• Flasher fuse 15a
• Fog lamp fuse 15a
• Fog lamp relay ctrl
• Fog lamp switch signal
• Fog lp relay
• Front fog lamp switch
• Ftp
• Ground
• Hazard signal switch
• Hazard switch
• Hazard switch output
• Hazard switch signal
• Head
• Headlamp on signal
• Headlamp relay control
• Headlamp switch
• Hi beam relay control
• High
• Hot at all times
• Hot in run or crank
• Ign 1 voltage
• Left fog lamp
• Left front turn signal
• Left front turn/drl out
• Left turn signal switch signal
• Left turn- signal
• Low
• Low beam relay control
• Off
• Park
• Pnk
• Right fog lamp
• Right front turn signal
• Right front turn/drl out
• Right turn signal switch signal
• Right turn- signal
• S119
• Splice pack sp203 (in passenger compartment, under left side of i/p trim pad)
• Splice pack sp301 (in passenger compartment, near right side of passenger's seat)
• Strg cntrls fuse 10a
• Turn signal switch
• Turn/hazard flasher module (in left front of passenger compartment, under dash)
• Twilight sentinal display
• Underhood fuse block (at left front of engine compartment)

Headlights Wiring Diagram (2 of 2) for Cadillac CTS 2003

List of elements for Headlights Wiring Diagram (2 of 2) for Cadillac CTS 2003:

• (on right front corner of vehicle, on right body rail near right headlamp) g104
• Ambient light sensor
• Ambient light sensor sig
• Ballast
• Class 2 serial data
• Data link connector (dlc) (partial) (in passenger compartment, under i/p next to hood release lever)
• E10
• Electronic brake control module (ebcm) (at right front corner of engine compartment)
• Engine control module (ecm) (at right front corner of engine compartment)
• F13
• F15
• Hi beam
• Hi beam relay
• Hid lo bm
• Hot at all times
• Hvac control module (in passenger compartment, on center of i/p below radio)
• Instrument panel cluster (ipc)
• Left headlamp
• Left headlamp (w/hid)
• Lo beam
• Lo beam relay
• Low reference
• Lt hi beam fuse 10a
• Lt low beam fuse 20a
• Nca
• R23
• R24
• R25
• R26
• R27
• R28
• R29
• R30
• Radio
• Right headlamp
• Right headlamp (w/hid)
• Rt hi beam fuse 10a
• Rt low beam fuse 20a
• Splice pack sp200 (at right front of passenger compartment under i/p, above steering column)
• Splice pack sp201 (at right front corner of engine compartment)
• Splice pack sp302 (in passenger compartment, on left frame rail, near left side of driver's seat)
• Sunload sensor assembly (in front center of passenger compartment on defroster grille)
• Underhood fuse block (in right front corner of engine compartment)
• W/high intensity discharge headlamps
• W/o high intensity discharge headlamps