TRANSMISSION – Cadillac STS V 2009 – SYSTEM WIRING DIAGRAMS

TRANSMISSION

Transmission Wiring Diagram (1 of 2) for Cadillac STS V 2009

List of elements for Transmission Wiring Diagram (1 of 2) for Cadillac STS V 2009:

• (tcc) (pc) solenoid
• 3.6l
• 4.4l & 4.6l
• Automatic transmission
• Automatic transmission fluid pressure (tfp) manual valve position switch
• Computer data lines system
• Control solenoid valve assembly
• Driver information center (dic) display
• Engine control module (ecm) (except 3.6l: on left front frame rail, below left headlamp assembly) (3.6l: front of engine, on right valve cover)
• Exterior lights system
• Hot w/ run relay energized
• Ign
• Ign 3 fuse 10a
• Ign lock sig (or p/n sig)
• Instrument panel cluster (ipc)
• Instrument panel module (ipm) (right side of dash, behind glove box)
• J/c
• J113 (in engine harness, 19 cm from ho2s bank 1 sensor 1 connector)
• J147 (3.6l: in engine harness, 387 cm from x102) (4.6l: in engine harness, 24 cm from x102)
• Left rear fuse block (under left side of rear seat)
• Logic
• Low ref
• Pc 1 solenoid
• Pc 2 solenoid
• Pc 3 solenoid
• Pc 4 solenoid
• Pc 5 solenoid
• Pressure control (pc) solenoid valve 1
• Pressure control (pc) solenoid valve 2
• Pressure control (pc) solenoid valve 3
• Pressure control (pc) solenoid valve 4
• Pressure control (pc) solenoid valve 5
• Serial data
• Shift solenoid (ss) valve 1
• Shift solenoid (ss) valve 2
• Ss 1
• Ss 2
• Sw sig stop lamp
• Tap down tap up/
• Tfp 1
• Tfp 3
• Tfp 4
• Tfp 5
• Tft
• Torque converter clutch (tcc) pressure control (pc) solenoid valve
• Transmission control module (tcm)
• Transmission fluid temperature (tft) sensor
• Wake up serial
• Wake up serial ecm/tcm

Transmission Wiring Diagram (2 of 2) for Cadillac STS V 2009

List of elements for Transmission Wiring Diagram (2 of 2) for Cadillac STS V 2009:

• Automatic transmission
• Automatic transmission input shaft speed (iss) sensor
• Automatic transmission internal mode switch (ims)
• Automatic transmission output shaft speed (oss) sensor
• Automatic transmission shift lever
• Computer data lines system
• Control solenoid valve assembly
• Data bus (+)
• Data bus (-)
• Ecm/ tcm batt fuse 10a
• Ecm/ tcm ign fuse 15a
• Ecm/tcm serial data
• G100 (on rear side of right cylinder head)
• G201 (in passenger compt, behind right kick panel)
• Ground
• Hot at all times
• Hot w/ run/crnk relay energized
• Ign vol
• Iss low
• Iss/oss high
• J127
• Nca
• Oss low
• Pnk
• Power distribution system
• Red
• Tan
• Tap up/ tap down trans enable switch
• Tap up/tap down sw sig stop lamp sw sig
• Tap up/tap down switch
• Transmission control module (tcm)
• Transmission range sig
• Transmission range sig a
• Transmission range sig b
• Transmission range sig c
• Transmission range sig p
• Underhood fuse block (right front side of engine compt)