AIR CONDITIONING – Ford Expedition 1998 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Air Conditioning Wiring Diagrams (1 of 2) for Ford Expedition 1998

List of elements for Air Conditioning Wiring Diagrams (1 of 2) for Ford Expedition 1998:

• (heater blower motor feed harness, in breakout to blower motor resistor) s125
• (interior lamp feed harness, near breakout to in-line connector, left front of left rear wheelwell)
• (interior lamp feed harness, near breakout to left side rail lamp) s918
• (lower right kick panel inner) g203
• (main harness in breakout to fuse/relay panel)
• (main harness, near breakout to in-line connector) s279
• (main harness, near breakout to instrument cluster) s222
• (main harness, near breakout to rpo relay block)
• (near fuel tank) g402
• 87a
• Auxiliary a/c blend actuator (behind left rear side panel)
• Auxiliary a/c control module (behind left rear side panel)
• Auxiliary a/c mode actuator (behind left rear side panel)
• Blend door actuator (behind center of dash)
• Blend door pot
• Blower motor (right side of engine compartment)
• Blower motor switch
• Blower relay
• Blower/flasher relay block (behind center of dash)
• C217
• C218
• C219
• C220
• C242
• C243
• Cold
• Def
• Def/flr
• Floor
• Flr & def
• Front blend potentiometer (in center of headliner)
• Front mode potentiometer (in center of headliner)
• Function selector switch
• Fuse 10a
• Fuse 15a
• Fuse 40a
• Fuse 5a
• Hot at all times
• Hot in run
• Illumination
• Interior lights system
• Junction box fuse/ relay panel
• Max a/c
• Med hi
• Med lo
• Mode selector switch
• Norm a/c
• Off
• Pan & flr
• Pan/flr
• Panel
• Power distribution box
• Rear blend potentiometer (in center of headliner)
• Rear mode potentiometer
• Red
• S202 (main harness, in breakout to blower/ flasher relay block)
• S203
• S228
• S422 (seat belt retractor harness, near breakout to auxiliary a/c mode switch)
• S424 (seat belt retractor harness, near breakout to rpo relay box)
• S919
• S920 (interior lamp feed harness, near breakout to in-line connector, left front of left rear wheelwell)
• S921 (interior lamp feed harness, near breakout to in-line connector, left front of left rear wheelwell)
• Solid state
• Warm

Air Conditioning Wiring Diagrams (2 of 2) for Ford Expedition 1998

List of elements for Air Conditioning Wiring Diagrams (2 of 2) for Ford Expedition 1998:

• (engine control sensor harness, near breakout to octane adjust)
• (lower right kick panel inner) g203
• (near fuel tank) g414
• (near fuel tank) g415
• .6 ohms
• 0.6 ohms
• 0ff
• 2.7 ohms
• 3.8 ohms
• 87a
• A/c clutch cycling pressure switch (right rear corner of engine compartment)
• A/c clutch diode (taped in harness, near a/c compressor clutch)
• A/c compressor clutch solenoid (right side of engine compartment)
• A/c pressure cut off switch (right side of engine compartment)
• Accs
• Auxiliary a/c blower motor (rear floor panel)
• Auxiliary a/c blower motor resistor (behind left rear side panel)
• Auxiliary a/c relay
• Blower motor resistor (near blower motor)
• Console blend door actuator (left center of floor console)
• Console blower motor (inside center of floor console)
• Console blower motor resistor (inside center of floor console)
• Front blower motor switch
• Fuse 30a
• G105 (rear of right fender apron)
• Hot at all times
• Med
• Nca
• Off
• Ohms
• Power distribution box
• Powertrain control module (pcm) (right side of engine compartment)
• Rear
• Rear blower motor switch
• Rear integrated control panel (ricp) (rear blower switch)
• Red/pnk
• Rpo relay box no.2 (in dash, above passenger airbag)
• S126
• S200 (main harness, near breakout to in-line connector, behind right side of dash)
• S322 (console panel harness, near breakout to console blower motor)
• S423 (seat belt retractor harness, near breakout to auxiliary a/c mode blower resistor assembly)
• S424 (seat belt retractor harness, near breakout to rpo relay box)
• S916 (interior lamp feed harness, near breakout to left side rail lamp)