AIR CONDITIONING – Ford Escape 2003 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

2.0L

2.0L, Manual A/C Wiring Diagram (1 of 2) for Ford Escape 2003

List of elements for 2.0L, Manual A/C Wiring Diagram (1 of 2) for Ford Escape 2003:

• (in dash to headlamp junction harness, in battery junction box) s128
• (in dash to headlamp junction harness, in battery junction box) s132
• (in dash to headlamp junction harness, in battery junction box) s144
• (in dash to headlamp junction harness, near breakout for c134) s116
• (in main harness, near breakout to illumination dimmer) s221
• (left front of engine compartment) g104
• (right front of engine compartment) g102
• (right front of engine compartment) g103
• A/c clutch relay
• A/c clutch rly ctrl
• A/c clutch solenoid
• A/c compressor clutch diode
• Battery junction box (bjb) (on left front corner of engine compartment)
• Blower motor relay (behind lower left center of dash)
• C270b
• C270c
• Central junction box (cjb) (below left end of dash)
• Cyl temp sensor input
• Cylinder head temperature sensor (on right front of cylinder head)
• Dual pressure sw sig
• Engine cooling fan motor 1 (on left side of engine compartment, behind radiator)
• Engine cooling fan motor 2 (on right side of engine compartment, behind radiator)
• Front blower motor (behind right side of dash)
• Fuse 15a
• Fuse 3a
• Fuse 40a
• Fuse 5a
• High speed fan control relay 1
• High speed rly ctrl 1
• Hot at all times
• Hot in run or start
• Junction harness, in battery junction box) s127
• Junction harness, near breakout for anti-theft hood switch) s115
• Low speed fan control relay
• Low speed rly ctrl
• Med speed rly ctrl
• Medium speed fan control relay
• Pcm power diode
• Powertrain control module (pcm) (in recess on upper center of firewall)
• S100 (in engine control harness, near breakout for oil pressure switch)
• Signal return

2.0L, Manual A/C Wiring Diagram (2 of 2) for Ford Escape 2003

List of elements for 2.0L, Manual A/C Wiring Diagram (2 of 2) for Ford Escape 2003:

• (behind center of dash) g200
• (behind center of dash) g201
• (in dash to headlamp junction harness, near breakout for windshield washer pump motor) s114
• (in main harness, near breakout to front cigar lighter) s203
• (in main harness, near breakout to front blower motor) s200
• (on lower right front of engine compartment) dual pressure switch
• (right front of engine compartment) g103
• 1: normal pressure 2: high pressure
• A/c clutch cycling pressure switch (on right side of engine compartment, near strut tower)
• Blower motor switch
• C294a
• C294b
• C294c
• Defrost
• Floor
• Floor/ vent
• Floor/vent
• Front blower motor resistor assembly (behind right side of dash)
• Function selector switch assembly
• High
• Illumination
• Interior lights system
• Low
• Max
• Medium 1
• Medium 2
• Mix
• Mode switch
• Normal
• Off
• Vent

3.0L

3.0L, Manual A/C Wiring Diagram (1 of 2) for Ford Escape 2003

List of elements for 3.0L, Manual A/C Wiring Diagram (1 of 2) for Ford Escape 2003:

• (behind left side of dash) g202
• (in dash to headlamp junction harness, in battery junction box)
• (in dash to headlamp junction harness, in battery junction box) s128
• (in dash to headlamp junction harness, in battery junction box) s132
• (in dash to headlamp junction harness, in battery junction box) s145
• (in dash to headlamp junction harness, near breakout for anti-theft hood switch) s115
• (in dash to headlamp junction harness, near breakout for c134) s116
• (in main harness, near breakout to illumination dimmer) s221
• (left front of engine compartment) g104
• (right front of engine compartment) g102
• (right front of engine compartment) g103
• 87a
• A/c clutch relay
• A/c clutch rly ctrl
• A/c clutch solenoid
• A/c compressor clutch diode
• Battery junction box (bjb) (on left front corner of engine compartment)
• Blower motor relay (behind lower left center of dash)
• C270b
• Central junction box (cjb) (below left end of dash)
• Dual pressure sw sig
• Engine coolant sens input
• Engine coolant temperature (ect) sensor (on rear of right cylinder head)
• Engine cooling fan motor 1 (on left side of engine compartment, behind radiator)
• Engine cooling fan motor 2 (on right side of engine compartment, behind radiator)
• Front blower motor (behind right side of dash)
• Fuse 15a
• Fuse 3a
• Fuse 40a
• Fuse 50a
• High speed fan control relay 1
• High speed fan control relay 2
• High speed rly ctrl 1
• Hot at all times
• Hot in run or start
• Low speed fan control relay
• Low speed rly ctrl
• Med speed rly ctrl
• Pcm power diode
• Powertrain control module (pcm) (in recess on upper center of firewall)
• S100 (near breakout for heated oxygen sensor 11)
• S132
• Signal return

3.0L, Manual A/C Wiring Diagram (2 of 2) for Ford Escape 2003

List of elements for 3.0L, Manual A/C Wiring Diagram (2 of 2) for Ford Escape 2003:

• (behind center of dash) g200
• (behind center of dash) g201
• (in dash to headlamp junction harness, near breakout for windshield washer pump motor) s114
• (in main harness, near breakout to front blower motor) s200
• (in main harness, near breakout to front cigar lighter) s203
• (right front of engine compartment) g103
• 1: normal pressure 2: high pressure
• 87a
• A/c clutch cycling pressure switch (on right side of engine compartment, near strut tower)
• Blower motor switch
• C270c
• C294a
• C294b
• C294c
• Central junction box (cjb) (below left end of dash)
• Defrost
• Dual pressure switch (on lower right front of engine compartment)
• Engine cooling fan resistor (on lower left side of engine compartment)
• Floor
• Floor/ vent
• Front blower motor resistor assembly (behind right side of dash)
• Function selector switch assembly
• Fuse 5a
• High
• Hot in run or start
• Illumination
• Interior lights system
• Low
• Max
• Medium 1
• Medium 2
• Medium speed fan control relay (on lower left front of engine compartment, near headlight)
• Mix
• Mode switch
• Normal
• Off
• S135 (in dash to headlamp junction harness, near breakout for c134)
• Vent