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WIRING-DIAGRAMS

AIR CONDITIONING – Saturn LW300 2001 – SYSTEM WIRING DIAGRAMS

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AIR CONDITIONING

A/C Wiring Diagram (1 of 2) for Saturn LW300 2001

AC Wiring Diagram (1 of 2) for Saturn LW300 2001

List of elements for A/C Wiring Diagram (1 of 2) for Saturn LW300 2001:

58
  • (in a/c high side pressure line) a/c pressure sensor
  • (top right rear of engine) engine control module (ecm)
  • +5v
  • A/c on led
  • A/c on/off input
  • A/c press sens
  • A/c relay control
  • A/c request input
  • A/c request output
  • A/c switch
  • A10
  • A12
  • B11
  • Blower motor (on hvac module)
  • Blower motor resistors (right side of hvac module)
  • Body control module (bcm) (mounted to top of glove box)
  • C11 c2
  • C12
  • Can high
  • Can low
  • D10
  • Def
  • Def mode input
  • Defogger system
  • Dim illumination
  • Engine controls system
  • F7 c2
  • Fan 1 cntrl
  • Fan 2 cntrl
  • Fresh output
  • G206 (below center of dash)
  • G301 (below right front seat)
  • G309 (left front door sill)
  • Grd
  • Hot at all times
  • Hot in run
  • Hvac control head
  • Hvac fan switch
  • Ign
  • Ign 3 fuse 10a
  • Ign 3 relay (energized in run)
  • Interior lights system
  • Left instrument panel fuse block (behind left kick panel)
  • Mode door motor (on hvac module)
  • Mode input
  • Off
  • Pnk
  • Rear defogger switch
  • Recirc door motor (on hvac module)
  • Recirc on indicator
  • Recirc on input
  • Recirc output
  • Return
  • Right body ground splice pack
  • Tan
  • Vent
  • W/ rke
  • W/o rke

A/C Wiring Diagram (2 of 2) for Saturn LW300 2001

AC Wiring Diagram (2 of 2) for Saturn LW300 2001

List of elements for A/C Wiring Diagram (2 of 2) for Saturn LW300 2001:

32
  • A/c clutch
  • A/c diode
  • A/c fuse 10a
  • A/c relay
  • A12
  • A8 c1
  • Bu/ turn fuse 10a
  • C10
  • Controls fuse 10a
  • Cool fan 1 fuse 30a
  • Cool fan 2 fuse 30a
  • Cooling fan 2 ground
  • Cooling fan control module (near battery)
  • Eng cntl 1 fuse 10a
  • Engine cooling fan 1 (puller) (behind radiator)
  • Engine cooling fan 2 (pusher) (on front of a/c condenser)
  • F12
  • Forward lamp ground splice pack
  • G100 (front of left front fender)
  • Heater water pump (on right side of engine)
  • Hot at all times
  • Hot in run
  • Hot in run or start
  • Ignition ground
  • Nca
  • Pnk
  • Red
  • Relay energized in high fan speed
  • Relay energized in low & high fan speed
  • Relay energized in low fan speed
  • Relay energized in medium fan speed
  • Underhood fuse block (left side of engine compt)

Compressor Wiring Diagram for Saturn LW300 2001

Compressor Wiring Diagram for Saturn LW300 2001

List of elements for Compressor Wiring Diagram for Saturn LW300 2001:

38
  • +5v
  • A/c clutch
  • 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
  • A10
  • A12
  • B11
  • Body control module (bcm) (mounted to top of glove box)
  • C11
  • C12
  • Can high
  • Can low
  • D10
  • Eng cntl 1 fuse 10a
  • Engine control module (ecm) (top right rear of engine)
  • Engine controls system
  • G301 (below right front seat)
  • G309 (left front door sill)
  • Hot at all times
  • Hot in run
  • Hvac control head
  • Hvac fan switch
  • Ign 3 relay (energized in run)
  • Ignition ground
  • Left instrument panel fuse block (behind left kick panel)
  • Off
  • Return
  • Right body ground splice pack
  • Tan
  • W/ rke
  • W/o rke

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