GROUND DISTRIBUTION – Mercury Mountaineer 2003 – SYSTEM WIRING DIAGRAMS

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 4) for Mercury Mountaineer 2003

List of elements for Ground Distribution Wiring Diagram (1 of 4) for Mercury Mountaineer 2003:

• (ends in harness) abs test connector
• (left side of engine compartment, at fender apron) battery junction box (bjb)
• A/c clutch cycling pressure switch
• A/c clutch solenoid
• A/c high pressure switch
• A/c indicator diode
• Abs control module
• Anti-theft hood switch
• Battery
• Battery junction box (bjb) (left side of engine compt, at fender apron)
• Blower motor relay
• Brake fluid level switch
• C175a
• Data link connector (dlc)
• Daytime running lamps (drl) module
• Daytime running lamps (drl) relay
• Digital transmission range (dtr) sensor
• Explorer
• Fog lamp relay
• G100 (left front of engine compartment)
• G101 (left front of engine compartment)
• G102 (left front of engine compartment)
• G103 (right front of engine compartment)
• G104 (right rear of engine compartment)
• G105 (right rear of engine compartment)
• G106 (left side of engine compartment)
• G107 (left side of engine compartment)
• G109 (in engine compartment)
• High beam relay
• Ignition relay
• Left front fog lamp
• Left front high beam lamp
• Left front low beam lamp
• Left front park/turn lamp
• Left front side lamp
• Left headlamp
• Left horn
• Left repeater lamp
• Left turn trailer tow relay
• Mass air flow (maf) sensor
• Mountaineer
• Nca
• Near breakout to c1168)
• Pcm power relay
• Powertrain control module (pcm)
• Right front fog lamp
• Right front high beam lamp
• Right front low beam lamp
• Right front park/turn lamp
• Right front side lamp
• Right headlamp
• Right horn
• Right repeater lamp
• Right turn trailer tow relay
• S125 (in dash panel to engine harness, near breakout to g100)
• S126 (in dash panel to engine harness, near breakout to g103)
• S135 (in dash panel to engine harness, near breakout to a/c clutch cycling pressure switch)
• S138 (in dash panel to headlamp junction extension harness, near breakout to left headlamp)
• S139 (in dash panel to headlamp junction extension harness, near breakout to right headlamp)
• Shield
• Stoplamp isolation relay
• Underhood auxiliary junction box (ajb) (w/ daytime running lamps)
• Washer fluid level switch
• Windshield wiper motor

Ground Distribution Wiring Diagram (2 of 4) for Mercury Mountaineer 2003

List of elements for Ground Distribution Wiring Diagram (2 of 4) for Mercury Mountaineer 2003:

• (mach radio) subwoofer amplifier
• (manual a/c)
• (manual a/c) function selector switch assembly
• Adjustable pedal switch
• Audio unit
• Brake shift interlock
• C202a
• C205a
• C205b
• C220a
• C220b
• C228b
• C240b
• C281a
• C281b
• C294b
• C294c
• C310a
• C341g
• Console 1 power point
• Console 2 power point
• Data link connector (dlc)
• Driver safety belt buckle switch
• Driver seat module
• Dvd player
• Electronic automatic temperature control (eatc) module
• Electronic compass
• Except base
• Four- wheel drive switch
• Four-wheel drive control module
• Front blower motor resistor assembly
• Front blower motor speed controller
• Front cigar lighter
• Function selector switch assembly
• G200 (right "a" pillar)
• G204 (right "a" pillar)
• G205 (under center console)
• G206 (behind center of dash)
• G300 (left "a" pillar)
• G301 (under center console)
• Glove box lamp
• Harness, near breakout to c237)
• High speed fan control relay
• Instrument cluster
• Main light switch
• Memory set switch
• Message center switch
• Multi- function switch
• Nca
• Parking aid disable switch
• Passenger safety belt buckle switch
• Passive anti-theft transceiver
• Red
• Restraints control module
• S204 (in main harness, near breakout to central junction box)
• S216 (in main harness, near breakout to sunload sensor)
• S219 (in main harness, near breakout to sunload sensor)
• S223 (in main harness, near breakout to data link connector)
• S230 (in main harness, near breakout to audio unit)
• S240 (air conditioning harness, near breakout to temperature blend door actuator)
• S267 (in radio jumper harness, near breakout to c237)
• S319 (in window regulator jumper assembly, near breakout to parking brake switch)
• S333 (in window regulator jumper assembly, near breakout to restraints control module)
• Sunload sensor
• Temperature blend door actuator
• Traction control switch
• Trailer electronic brake control module
• W/ dual zone eatc
• W/ dual zone eatc
• W/ dvd player
• W/ manual a/c

Ground Distribution Wiring Diagram (3 of 4) for Mercury Mountaineer 2003

List of elements for Ground Distribution Wiring Diagram (3 of 4) for Mercury Mountaineer 2003:

• (w/o memory)
• (w/o memory) left power seat switch
• Adjustable pedal switch
• Auto- dimming interior mirror unit
• C341e
• C504a
• C912a
• C912b
• Driver seat module
• Driver side front heated seat module
• Driver side rear door ajar switch
• Driver side seat heater switch
• Early build
• Explorer
• Front interior/ map lamps assembly
• G400 (left rear of vehicle)
• G401 (right "d" pillar)
• High mounted stoplamp
• Homelink module
• Joint connector
• Late build
• Left license plate lamp
• Left power seat switch
• Left rear park/stop/ turn lamp
• Left rear side lamp
• Left reversing lamp
• Left tail lamp
• Left vanity mirror lamp
• Liftgate ajar switch
• Liftgate door lock switch
• Liftgate glass actuator
• Liftgate glass release switch
• Link connector)
• Master window adjust switch
• Mountaineer
• Nca
• Parking aid module (pam)
• Passenger side rear door ajar switch
• Puddle lamp relay
• Rear auxiliary junction box (ajb)
• Rear auxiliary junction box (ajb) (right "d" pillar)
• Rear wiper motor assembly
• Right license plate lamp
• Right rear park/stop/ turn lamp
• Right rear side lamp
• Right reversing lamp
• Right tail lamp
• Right vanity mirror lamp
• Roof opening panel motor assembly
• Roof opening panel switch
• S300 (in seat control feed jumper harness, near breakout to left power seat switch)
• S352 (in window regulator jumper assembly, near breakout to left power seat switch)
• S400 (in rear lamp connector harness, near breakout to right rear park/ stop/turn lamp)
• S404 (in rear lamp connector harness, near breakout to c421)
• S404 (rear lamp connector harn, near breakout to c421)
• S407 (tailgate warning switch harness, in breakout to c494)
• S900 (in interior lamps harness, near breakout to left vanity mirror lamp)
• S911 (in pia harness, at breakout to roof opening panel switch)
• Trailer tow battery charge relay
• Trailer tow parking lamp relay
• Trailer tow reversing lamp relay

Ground Distribution Wiring Diagram (4 of 4) for Mercury Mountaineer 2003

List of elements for Ground Distribution Wiring Diagram (4 of 4) for Mercury Mountaineer 2003:

• (in suspension leveling compressor harness, in breakout to c405)
• Anti-theft inhibit switch
• At breakout to c340)
• Auxiliary a/c relay
• C270a
• C3008d
• C335a
• C365a
• C402b
• C938a
• C938b
• C940a
• Cargo lamp assembly
• Central junction box (cjb) (behind left side of dash)
• Central security module
• Class ii
• Class iii/iv
• Driver side door lock switch
• Driver side side seat back heater
• Early build
• Exterior rear view mirror switch
• Front interior/ map lamps assembly
• Fuel tank unit
• G400 (left rear of vehicle)
• G401 (right "d" pillar)
• G403 (left rear of vehicle)
• Indicator flasher relay
• Joint connector
• Key pad switch assembly
• Late build
• Left exterior rear view mirror
• Left front door ajar switch
• Low tire pressure module
• Memory set switch
• Nca
• Parking brake switch
• Passenger side front door lock unit
• Passenger side front heated seat module
• Passenger side seat back heater
• Passenger side seat heater switch
• Rear a/c control module
• Rear a/c control module (front)
• Rear auxiliary junction box (ajb) (right "d" pillar)
• Rear interior/ map lamps assembly
• Rear window defrost grid
• Rear wiper motor assembly
• Right exterior rear view mirror
• Right front door ajar switch
• Right power seat switch
• S305 (in seat control feed jumper harness, near breakout to c3051)
• S341 (in air conditioning harness, near breakout to c3007)
• S410
• S415 (in rear window wiper motor feed harness, near breakout to rear wiper motor assembly)
• S502 (in window regulator jumper assembly, near breakout to driver's side door lock switch)
• S503 (in door lock jumper harness, near breakout to c510)
• S602 (in window regulator jumper assembly, near breakout to right exterior rear view mirror)
• Temperature blend door actuator
• Trailer tow connector
• W/ overhead console
• W/o overhead console