AIR CONDITIONING – Cadillac DTS 2006 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 2) for Cadillac DTS 2006

List of elements for Automatic A/C Wiring Diagram (1 of 2) for Cadillac DTS 2006:

• (in body harness, approximately 14 cm (6 in) from breakout to yaw & lateral acceleration sensor) s301
• (in hvac harness, between evaporator temperature sensor & c202)
• (in hvac harness, between hvac control module & mode motors)
• (in i/p harness, approximately 36 cm (14 in) from breakout to hvac module) s203
• (in i/p harness, approximately 41 cm (16 in) from branch to hazard lamp switch)
• (lower right side of hvac module) blower motor
• (under driver's seat) g300
• 5 volt ref
• Air temp mtr ctrl
• Amb air temp sens ctrl
• Ambient air temperature sensor (forward of radiator)
• Asp
• Auxiliary mode actuator (bottom of hvac module, near auxiliary blower motor)
• Backlight lamp ctrl
• Batt
• Batt volt
• Blower motor control module
• Blw mtr lo ref
• Blw mtr spd ctrl
• Body harn mdl fuse 10a
• Cold
• Computer data lines system
• Def
• Defogger system
• Driver air temperature actuator (on left side of hvac module)
• Drv air temp dr ctrl a
• Drv air temp dr ctrl b
• Drv air temp dr pos sig
• Evap lo temp sens ig
• Evaporative temperature sensor (bottom of hvac module, near blower motor)
• Front passenger air temperature actuator (on right side of hvac module)
• Frt hvac blwr relay
• G300 (under driver's seat)
• G304 (under front passenger's seat)
• Gmlan serial data
• Gnd
• Hi blr mtr rly ctrl
• Hot
• Hot at all times
• Hot at at times
• Hot on run or start
• Hvac blwr fuse 40a
• Hvac control module
• I/p harn mdl fuse 10a
• Ign 1 volt
• Inside air temp sns sig
• Inside air temperature sensor (left of steering wheel)
• Interior lights system
• Led dimming sig
• Left sunload sens sig
• Logic
• Low mode dr pos sig
• Low ref
• Lower mode dr ctrl b
• Message center
• Message req
• Mode actuator (front center hvac module)
• Mode dr ctrl a
• Mtr spd ctrl
• Pas air temp dr ctrl a
• Pas air temp dr ctrl b
• Pas air temp dr pos
• Pnk
• Radio
• Rear air temp dr ctrl a
• Rear air temp dr pos
• Rear defog rly ctrl
• Rear fuse block (under left rear seat)
• Rear hvac fuse 5a
• Rear mode dr ctrl a
• Rear mode dr ctrl b
• Rear mode dr pos sig
• Rear passenger air temperature actuator (if equipped) (lower right side of hvac module)
• Recir dr ctrl a
• Recir dr ctrl b
• Recir vlv sol sig
• Recirculation actuator (right side of hvac module, above blower motor)
• Right sunload sens sig
• S203 (in i/p harness, approximately 36 cm (14 in) from breakout to hvac module)
• S205 (in hvac harness, between c206 & blower motor control module)
• S209 (in hvac harness between c206 & blower motor control module)
• S210
• S226
• S227
• Tan
• Vent
• W/ auxiliary a/c
• W/o auxiliary a/c

Automatic A/C Wiring Diagram (2 of 2) for Cadillac DTS 2006

List of elements for Automatic A/C Wiring Diagram (2 of 2) for Cadillac DTS 2006:

• (or 8)
• 14 cm (6 in) from branch to throttle body assembly)
• 5v ref 1
• A/c compressor clutch (lower left side of engine)
• A/c fuse 10a
• A/c ref
• A/c refrigerant pressure sensor (on a/c pressure hose, near compressor)
• A/c relay
• Auxiliary blower motor (if equipped) (bottom of hvac module)
• Auxiliary blower motor control module (if equipped)
• Auxiliary hvac control module (if equipped)
• Backlmp ctrl
• Batt
• Computer data lines system
• Cool/fan 1 relay
• Cool/fan 2 relay
• Cool/fan relay
• Ect sens sig
• Engine control module (ecm) (left side of engine compt)
• Engine coolant temperature (ect) sensor (on right rear of engine)
• Fan 1 fuse 30a
• Fan 2 fuse 30a
• Feed back sig
• G104 (right front of engine compt)
• G112 (on transmission)
• G115 (on transmission)
• G300 (under driver's seat)
• G304 (under front passenger's seat)
• Gnd
• Headlights system
• Hi spd fan
• Hot at all times
• Hot in on or start
• Hvac/ipc fuse 10a
• Interior lights system
• Left cooling fan (front of engine compt)
• Low ref
• Mtr spd ctrl
• Pnk
• Right cooling fan (front of engine compt)
• Rly ctrl
• Run/ crnk relay
• S105 (in engine harness, approximately
• S106 (in engine harness, approximately 7 cm (3 in) from branch to throttle body assembly)
• S228 (in hvac harness, between auxiliary blower motor control module & auxiliary blower motor)
• S383 (w/o auxiliary a/c) (in center console harness, between breakout to a/t shift lock control solenoid & breakout to auxiliary hvac control module)
• Serial data
• Serial data +
• Serial data -
• Sunload twilight sensor (on top center of dash, in defogger grill)
• Tan
• Underhood fuse block (at right side of engine compt)

Compressor Wiring Diagram for Cadillac DTS 2006

List of elements for Compressor Wiring Diagram for Cadillac DTS 2006:

• 5v ref 1
• A/c compressor clutch (lower left side of engine)
• A/c compressor clutch rly ctrl c1
• A/c fuse 10a
• A/c ref pre sens
• A/c refrigerant pressure sensor (on a/c pressure hose, near compressor)
• A/c relay
• Computer data lines system
• Engine control module (ecm) (left side of engine compt)
• G115 (on transmission)
• Hot at all times
• Hot in on or start
• Low ref
• S106 (in engine harness, approximately 7 cm (3 in) from branch to throttle body assembly)
• Serial data+
• Serial data-
• Tan
• Underhood fuse block (at right side of engine compt)