AIR CONDITIONING – Saturn L200 2003 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 2) for Saturn L200 2003

List of elements for Automatic A/C Wiring Diagram (1 of 2) for Saturn L200 2003:

• (in hvac harn) s205
• +5v
• 5v ref
• A/c
• A/c diode
• A/c fuse 10a
• A/c press
• A/c pressure sensor (in a/c high side pressure line)
• A/c relay
• A10
• Air tmp cntrl
• Amb air temp
• Amb temp dr
• Ambient air temperature sensor (left front of engine compt)
• Ambient light sensor (near base of wind- shield)
• B10
• Battery
• Bcm fuse 10a
• Blower motor (on hvac assembly)
• Blower motor speed control module (on front of hvac assembly)
• Blw mtr spd
• Blwr mtr spd
• Body control module (bcm) (mounted to top of glove box)
• Compressor clutch
• Computer data lines system
• Coolant fan 1 fuse 30a
• Coolant fan 2 fuse 30a
• G118 (on front of engine block, above starter)
• G305 (under center console)
• Gnd
• Hot at all times
• Hot in run
• Hvac control module (center of instrument panel, under radio)
• Ign 3 fuse 10a
• Ign 3 volt
• Left instrument panel fuse block (lipfb) (behind left kick panel)
• Low ref
• Mode actuator (on hvac assembly)
• Mode dr mtr
• Mode dr pos
• Powertrain control module (pcm) (behind passenger sie air bag)
• Rec dr cntrl
• Recirculation door actuator (on hvac assembly)
• Red
• Return
• Serial data
• Spd req sig
• Sunld sen sig
• Temperature actuator (on right end of hvac assembly)
• Underhood fuse block (uhfb) (left side of engine compt)

Automatic A/C Wiring Diagram (2 of 2) for Saturn L200 2003

List of elements for Automatic A/C Wiring Diagram (2 of 2) for Saturn L200 2003:

• A12
• Battery
• C11
• C12
• Cool fan low ref
• Cool fan mtr med spd
• Cool fan mtr voltage
• Cooling fan 1 (behind radiator)
• Cooling fan 2 (on front of a/c condenser)
• Cooling fan control module (near battery)
• F12
• Fan 1 cntrl
• Fan 2 cntrl
• G104 (under center console)
• G105 (left front of engine compt)
• G304 (left side of engine compt)
• Ground
• Hi spd cool fan sig
• Hot at all times
• Hot in run
• Ign 3 relay
• Left instrument panel fuse block (lipfb) (behind left kick panel)
• Low spd cool fan sig
• Powertrain control module (pcm) (behind passenger side air bag)
• Red
• Splice pack sp103
• Splice pack sp104
• Underhood fuse block (uhfb) (left side of engine compt)

Compressor Wiring Diagram, with Auto A/C for Saturn L200 2003

List of elements for Compressor Wiring Diagram, with Auto A/C for Saturn L200 2003:

• +5v
• A/c
• A/c diode
• A/c fuse 10a
• A/c press
• A/c pressure sensor (in a/c high side pressure line)
• A/c relay
• A10
• B10
• Body control module (bcm) (mounted to top of glove box)
• Compressor clutch
• Computer data lines system
• G118 (on front of engine block, above starter)
• Hot at all times
• Hot in run
• Hvac control module (center of instrument panel, under radio)
• Ign 3 fuse 10a
• Left instrument panel fuse block (behind left kick panel)
• Powertrain control module (pcm) (behind passenger sie air bag)
• Return
• Serial data

Compressor Wiring Diagram, with Manual A/C for Saturn L200 2003

List of elements for Compressor Wiring Diagram, with Manual A/C for Saturn L200 2003:

• +5v
• A/c
• A/c diode
• A/c fuse 10a
• A/c on led
• A/c on/off
• A/c press
• A/c pressure sensor (in a/c high side pressure line)
• A/c relay
• A/c request
• A/c switch
• B10
• Body control module (bcm) (mounted to top of glove box)
• C11
• C12
• Clutch
• Computer data lines system
• G104 (under center console)
• G118 (on front of engine block, above starter)
• Hot at all times
• Hvac control module (center of instrument panel, under radio)
• Hvac fan switch
• Ign 3 fuse 10a
• Ign 3 relay (energized in run)
• Left instrument panel fuse block (behind left kick panel)
• Off
• Powertrain control module (pcm) (behind passenger sie air bag)
• Return
• Serial data
• Splice pack sp104

Manual A/C Wiring Diagram (1 of 2) for Saturn L200 2003

List of elements for Manual A/C Wiring Diagram (1 of 2) for Saturn L200 2003:

• (behind passenger side air bag) powertrain control module (pcm)
• (in a/c high side pressure line) a/c refrigerant pressure sensor
• +5v
• A/c comp- ressor clutch
• A/c diode
• A/c fuse 10a
• A/c led
• A/c on/off input
• A/c press sens
• A/c relay
• A/c relay control
• A/c request input
• A/c request output
• A/c switch
• A1 c2
• B10
• Blower motor (on hvac assembly)
• Blower motor resistors (right side of hvac module)
• Blower switch
• Body control module (bcm) (mounted to top of glove box)
• C11 c1
• C12
• Computer data lines system
• Def
• Def mode input
• Dim illumination
• Fan 1 ctrl
• Fan 2 ctrl
• Fresh output
• G104 (under center console)
• G118 (on front of engine block, above starter)
• G304 (left side of engine compt)
• G305 (under center console)
• Gnd
• Grd
• Hot at all times
• Hot in run
• Hvac control module (center of instrument panel, under radio)
• Ign
• Ign 3 fuse 10a
• Ign 3 relay
• Interior lights system
• Left instrument panel fuse block (lipfb) (behind left kick panel)
• Mode door motor (on hvac module)
• Mode input
• Off
• Pnk
• Recirc indicator
• Recirc on input
• Recirc output
• Recirculation door motor (on hvac assembly)
• Return
• S206 (in hvac harn)
• Serial data
• Splice pack sp104
• Vent

Manual A/C Wiring Diagram (2 of 2) for Saturn L200 2003

List of elements for Manual A/C Wiring Diagram (2 of 2) for Saturn L200 2003:

• A12
• Battery
• Cool fan low ref
• Cool fan mtr med spd
• Cool fan mtr voltage
• Coolant fan 1 fuse 30a
• Coolant fan 2 fuse 30a
• Cooling fan 1 (behind radiator)
• Cooling fan 2 (on front of a/c condenser)
• Cooling fan control module (near battery)
• F12
• G105 (left front of engine compt)
• Ground
• Hi spd cool fan sig
• Hot at all times
• Low spd cool fan sig
• Red
• Splice pack sp103
• Underhood fuse block (uhfb) (left side of engine compt)