AIR CONDITIONING
Automatic A/C Wiring Diagram (1 of 3) for Cadillac STS 2005
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Automotive Electricians Portal FZCO
Automotive Electricians Portal FZCO List of elements for Automatic A/C Wiring Diagram (1 of 3) for Cadillac STS 2005:
- rear air temp sens low ref
- (in dash harn, 35 cm from c214)
- (in dash harn, 51 cm from left front dash speaker conn)
- 5 volt ref
- 5 volt reference
- A/c comp clutch relay
- A/c ref low temp sens sig
- A10
- A11
- A12
- After boil coolant pmp rel
- Air quality hc sens sig
- Air quality nox sens sig
- Air temp door ctrl
- Air temp door ctrl low ref
- Air temp dr position signal
- Amb air temp sensor sig
- Ambient light sensor sig
- Ambient light sensor signal
- B10
- B11
- B12
- Battery
- Blower fuse 40a
- Blower mtr speed ctrl
- Blower relay
- Ccp fuse 10a
- Comp cltch fuse 10a
- Coolant level switch signal
- Evaporator temperature sensor (inside hvac case, at evaporator core)
- G201 (behind right kick panel)
- Ground
- Hot at all times
- Hot in run
- Hot in run or start
- Hvac control module (in center of dash, below radio)
- Ignition 1 voltage
- Ignition 3 volt
- Ignition 3 voltage
- Inside air temp sensor sig
- Inside air temperature sensor (on dash, right of steering column)
- Interior lights system
- Led backlight dimming cntrl
- Left sunload sensor signal
- Low ref
- Low reference
- Low spd gm/lan serial data
- Lower mode door ctrl
- Lower mode dr pos signal
- Med blower motor ctrl
- Mode door ctrl
- Nca
- Outside amb temp low ref
- Pass air temp door ctrl
- Pass air temp dr posit sig
- Pass air temp motor ctrl
- Pass solar sensor signal
- Pnk
- Power distribution system
- Power seat system (heated seat circuit)
- R51
- R52
- R53
- R54
- R55
- R56
- R57
- R58
- Rear air temp motor cntrl
- Rear air temp sens sig
- Rear mode door control b
- Rear mode dr control a
- Rear mode pos signal
- Rear mode switch sig
- Rear temp switch sig
- Recirc door ctrl
- Recirc door pos sig
- Recirc dr cntrl
- Recirc dr pos sig
- Recirculation actuator (on hvac module, left of blower motor)
- Right sunload sensor signal
- S202
- S210
- S211 (in dash harn, 28 cm from c214)
- S222 (in hvac motor assembly harn)
- Solar sensor driver signal
- Solid state
- Sunload sensor (center of dash, in defrost grill)
- Tan
- Underhood fuse block (right front side of engine compartment)
- Wash noz/ aqs fuse 10a
Automatic A/C Wiring Diagram (2 of 3) for Cadillac STS 2005
List of elements for Automatic A/C Wiring Diagram (2 of 3) for Cadillac STS 2005:
- (3.6l)
- (4.6l)
- (front center of right
- (in dash harness, 42 cm from sp201) s231
- (in hvac motor harness)
- (inside center console, on right rear side) auxiliary mode actuator
- (not used) s3
- A/c
- A/c compressor clutch
- Air qual hc sens
- Air qual nox sens
- Air quality sensor (if equipped) (under front facia, near center of grille)
- Blower controller (in pass compt, under dash, behind glove box)
- Blower motor (under dash, behind glove box)
- Blower mtr fan control
- Blower mtr speed ctrl
- Cold
- Cylinder head) g113
- Def
- Driver air temperature actuator (on left side of hvac module)
- Dry air temp signal
- Front passenger air temperature actuator (on right side of hvac module)
- G100 (rear side of right cylinder head)
- G104 (on right front frame rail, near bumper bracket)
- G201 (behind right kick panel)
- Ground
- Hot
- Hot w/ ign 1 relay energized
- Ign 1 fuse 10a
- Ign 1 voltage
- Low ref
- Mode actuator (on top left side of hvac module)
- Mode valve signal
- Pass air temp signal
- Pnk
- Power seat system (heated seat circuit)
- Rear passenger air temperature actuator (left center of dash, on lower left side of hvac module)
- Right rear fuse block (under right side of rear seat)
- S212 (in dash harness, 38 cm from ipm c3)
- S223
- Splice pack
- Tan
Automatic A/C Wiring Diagram (3 of 3) for Cadillac STS 2005
List of elements for Automatic A/C Wiring Diagram (3 of 3) for Cadillac STS 2005:
- (near left front strut tower) g101
- (on right front frame rail, near bumper bracket) g104
- 3.6l
- 4.6l
- 5v reference
- A/c clutch relay ctrl
- A/c refrig press sensor
- A/c refrigerant pressure sensor (near the left front strut tower)
- After boil fuse 10a
- After boil heater pump (4.6l)
- After boil relay (4.6l)
- Ambient air temperature sensor (under front facia, near center of grille)
- Computer data lines system
- Coolant level switch (in bottom of coolant reservoir)
- Ect sensor signal
- Engine control module (ecm) (front of engine, on right valve cover)
- Engine control module (ecm) (on left front frame rail, below left headlight assembly)
- Engine controls system
- Engine coolant hot
- Engine coolant low level
- Engine coolant temperature (ect) sensor (3.6l: center of left cylinder head) (4.6l: rear side of right cylinder head)
- Feed
- G100 (on rear side of right cylinder head)
- Hi speed fan relay
- Hi speed fan relay ctrl
- High fan fuse 30a
- Hot at all times
- Instrument panel cluster
- Left cooling fan (behind radiator)
- Lo speed fan relay
- Logic
- Low fan fuse 30a
- Low reference
- Low speed fan relay ctrl
- Main relay
- Main relay ctrl
- Message center
- Pnk
- R14
- R15
- R16
- R17
- R18
- R19
- R20
- R21
- R22
- R26
- R27
- R29
- R30
- R39
- R40
- R41
- R42
- R47
- R48
- R49
- R50
- Radio
- Right cooling fan (behind radiator)
- Right rear fuse block (under right side of rear seat)
- Rtn
- S/p fan relay
- S107 (3.6l) (in engine harn, 36 cm from brake pressure sensor connector)
- S108 (3.6l) (in engine harness, 28 cm from maf sensor connector)
- S120 (3.6l) (in engine poa harness 21 cm from throttle body assembly connector)
- Serial data
- Sig
- Splice pack sp201 (in dash harn, under dashboard, near firewall grommet)
- Tan
- Underhood fuse block (right front side of engine compartment)
Compressor Wiring Diagram for Cadillac STS 2005
List of elements for Compressor Wiring Diagram for Cadillac STS 2005:
- (3.6l)
- (4.6l)
- (front center of right
- (not used) s3
- 3.6l
- 4.6l
- 5v reference
- A/c clutch relay ctrl
- A/c comp clutch relay
- A/c compressor clutch
- A/c refrig press sensor
- A/c refrigerant pressure sensor (near the left front strut tower)
- Comp cltch fuse 10a
- Computer data lines system
- Cylinder head) g113
- Engine control module (ecm) (front of engine, on right valve cover)
- Engine control module (ecm) (on left front frame rail, below left headlight assembly)
- Engine controls system
- Feed
- G100 (rear side of right cylinder head)
- Hot at all times
- Hot w/ ign 1 relay energized
- Ign 1 fuse 10a
- Low reference
- Pnk
- R55
- R56
- R57
- R58
- Right rear fuse block (under right side of rear seat)
- Rtn
- S107 (3.6l) (in engine harn, 36 cm from brake pressure sensor connector)
- S108 (3.6l) (in engine harness, 28 cm from maf sensor connector)
- Serial data
- Sig
- Splice pack
- Tan
- Underhood fuse block (right front side of engine compartment)