Ford Explorer III (2001-2006) microprocessor Wiring diagrams

ACCESSORY DELAY RELAY BATTERY SAVER RELAY BLK WIRE BLK/LT BLU WIRE BLK/LT GRN WIRE BLK/WHT WIRE CARGO LAMP ASSEMBLY OFF CENTRAL JUNCTION BOX (CJB) (BEHIND LEFT SIDE OF DASH) FRONT INTERIOR/ MAP LAMPS ASSEMBLY FUEL TANK UNIT (ON RIGHT FRAME RAIL) FUSE 17 FUSE 18 GLOVE BOX LAMP) HOT AT ALL TIMES INSTRUMENT CLUSTER INTERIOR DEFEAT INTERIOR LAMP INTERIOR LAMP RELAY JOINT CONNECTOR 4 LEFT EXTERIOR REAR VIEW MIRROR LT BLU WIRE LT GRN WIRE MAIN LIGHT SWITCH MAP LAMPS MICROPROCESSOR NCA WIRE ON LIFTGATE OPEN ORG/ WIRE PUDDLE LAMP REAR AUXILIARY JUNCTION BOX (AJB) (AT RIGHT "D" PILLAR) REAR INTERIOR/ MAP LAMPS ASSEMBLY RED WIRE RIGHT EXTERIOR REAR VIEW MIRROR VIO WIRE VIO/ORG WIRE W/O OVERHEAD CONSOLE WHT WIRE YEL WIRE YEL/LT BLU WIRE

ACCESSORY DELAY RELAY BATTERY SAVER RELAY BLK WIRE BLK/LT BLU WIRE BLK/LT GRN WIRE BLK/WHT WIRE CENTRAL JUNCTION BOX (CJB) (BEHIND LEFT SIDE OF DASH) DEFEAT FUEL TANK UNIT (ON RIGHT FRAME RAIL) FUSE 17 FUSE 18 GLOVE BOX LAMP) HOT AT ALL TIMES INSTRUMENT CLUSTER INTERIOR INTERIOR LAMP RELAY LEFT EXTERIOR REAR VIEW MIRROR LT BLU WIRE LT GRN WIRE LT GRN/ORG WIRE MAIN LIGHT SWITCH MICROPROCESSOR NCA WIRE ORG/ WIRE PUDDLE LAMP RED WIRE RIGHT EXTERIOR REAR VIEW MIRROR VIO WIRE VIO/ORG WIRE WHT WIRE YEL WIRE YEL/LT BLU WIRE

ABS CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) AIR BAG SLIDING CONTACT (AT TOP OF STEERING COLUMN) AIR CONDITIONING SYSTEM AUDIO/ CLIMATE CONTROL SWITCH BATTERY JUNCTION BOX (BJB) (LEFT SIDE OF ENGINE COMPT, AT FENDER APRON) BLK WIRE BLK/LT GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BRAKE PEDAL POSITION SWITCH (ABOVE BRAKE PEDAL) CAN-BUS COMPUTER DATA LINES SYSTEM DK BLU/YEL WIRE DK GRN WIRE DK GRN/ORG WIRE ELECTRONIC THROTTLE CONTROL (ETC) MOTOR (AT TOP OF ENGINE) ENGINE CONTROLS SYSTEM ETC MOTOR, +/- FUSE GRY/RED WIRE GRY/WHT WIRE HORN SWITCH HOT AT ALL TIMES INSTRUMENT CLUSTER JOINT CONNECTOR 1 (IN BATTERY JUNCTION BOX (BJB)) LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE MICROPROCESSOR ORG/ WIRE ORG/YEL WIRE OUTPUT SHAFT SPEED (OSS) PNK/ORG WIRE POWERTRAIN CONTROL MODULE (PCM) (AT RIGHT SIDE ENGINE BULKHEAD) RED WIRE RED/BLK WIRE RED/LT GRN WIRE RED/YEL WIRE REDUNDANT PEDAL SWITCH (UNDER LEFT SIDE DASH PANEL) RES ON SENSOR (A/T: LEFT REAR OF AUTOMATIC TRANSMISSION) SET- SIG SIG RTN SPEED CONTROL INDICATOR SPEED CONTROL SWITCH TAN WIRE TAN/YEL WIRE THROTTLE POSITION SENSOR (TPS) (ON TOP OF THROTTLE BODY) TWISTED PAIR VREF WHT WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE

AIR BAG SLIDING CONTACT (AT TOP OF STEERING COLUMN) AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM AUDIO/ CLIMATE CONTROL SWITCH BATTERY JUNCTION BOX (BJB) (LEFT SIDE OF ENGINE COMPT, AT FENDER APRON) BLK WIRE BLK/LT GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BRAKE PEDAL POSITION SWITCH (ABOVE BRAKE PEDAL) BRAKE PRESSURE SWITCH (MOUNTED ON MASTER CYLINDER) CAN-BUS COMPUTER DATA LINES SYSTEM DK BLU/YEL WIRE DK GRN WIRE DK GRN/ORG WIRE ELECTRONIC THROTTLE CONTROL (ETC) MOTOR (AT TOP OF ENGINE) ENGINE CONTROLS SYSTEM ETC MOTOR, +/- FUSE GRY/RED WIRE GRY/WHT WIRE HORN SWITCH HOT AT ALL TIMES HOT IN START OR RUN INSTRUMENT CLUSTER JOINT CONNECTOR 1 (IN BATTERY JUNCTION BOX (BJB)) LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE MICROPROCESSOR ORG/ WIRE ORG/YEL WIRE OUTPUT SHAFT SPEED (OSS) PNK/ORG WIRE POWERTRAIN CONTROL MODULE (PCM) (AT RIGHT SIDE ENGINE BULKHEAD) RED WIRE RED/BLK WIRE RED/LT GRN WIRE RED/YEL WIRE RES ON SENSOR (A/T: LEFT REAR OF AUTOMATIC TRANSMISSION) SET- SIG SIG RTN SPEED CONTROL INDICATOR SPEED CONTROL SWITCH TAN WIRE TAN/YEL WIRE THROTTLE POSITION SENSOR (TPS) (ON TOP OF THROTTLE BODY) TWISTED PAIR VREF WHT WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE

1 2 3 4 5 6 PWR VBATT VPWR GROUND VPWR AUTO AUTO OFF PARK HEAD AUTO OFF PARK HEAD 10 11 AUTOLAMP HEADLAMP RELAY AUTOLAMP SENSOR BATTERY JUNCTION BOX (BJB) (LEFT SIDE OF ENGINE COMPT, AT FENDER APRON) BLK WIRE BLK/WHT WIRE BRN WIRE BRN/LT GRN WIRE CENTRAL JUNCTION BOX (CJB) (BEHIND LEFT SIDE OF DASH) CENTRAL SECURITY MODULE (BEHIND TOP RIGHT SIDE OF DASH) DAYTIME RUNNING LAMPS (DRL) MODULE (LEFT FRONT CORNER OF ENGINE COMPT) DK BLU/LT GRN WIRE DK BLU/ORG WIRE DK BLU/WHT WIRE EXTERIOR, INTERIOR LIGHTS SYSTEMS FOG LAMP RELAY FOG LAMPS FUSE 19 FUSE 27 FUSE 31 FUSE 29 FUSE 38 FUSE 42 FUSE 5 FUSE 33 GRY/ORG WIRE GRY/WHT WIRE HIGH BEAM IND HOT AT ALL TIMES HOT IN RUN ILLUMINATION INSTRUMENT CLUSTER LEFT FRONT FOG LAMP LEFT HEADLAMP LO PASS LT BLU/BLK WIRE LT GRN/BLK WIRE LT GRN/YEL WIRE MAIN LIGHT SWITCH MICROPROCESSOR MULTI- FUNCTION SWITCH OFF PARK HEAD 12 8 7 PANEL) PASS RED/BLK WIRE RED/YEL WIRE RIGHT FRONT FOG LAMP RIGHT HEADLAMP TAN/ORG WIRE TAN/WHT WIRE VIO/ORG WIRE W/ KEYLESS ENTRY WHT/LT GRN WIRE WHT/RED WIRE YEL/WHT WIRE

AUTO AUTO OFF PARK HEAD AUTO OFF PARK HEAD 10 11 AUTOLAMP HEADLAMP RELAY AUTOLAMP SENSOR BATTERY JUNCTION BOX (BJB) (LEFT SIDE OF ENGINE COMPT, AT FENDER APRON) BLK WIRE BLK/WHT WIRE BRN WIRE BRN/LT GRN WIRE CENTRAL JUNCTION BOX (CJB) (BEHIND LEFT SIDE OF DASH) CENTRAL SECURITY MODULE (BEHIND TOP RIGHT SIDE OF DASH) DK BLU/LT GRN WIRE DK BLU/ORG WIRE DK BLU/WHT WIRE EXTERIOR, INTERIOR LIGHTS SYSTEMS FOG LAMP RELAY FOG LAMPS FUSE 31 FUSE 29 FUSE 33 FUSE 38 FUSE 42 FUSE 5 GRY/ORG WIRE HIGH BEAM IND HOT AT ALL TIMES ILLUMINATION INSTRUMENT CLUSTER LEFT FRONT FOG LAMP LEFT HEADLAMP LO PASS LT BLU/BLK WIRE LT GRN/BLK WIRE LT GRN/YEL WIRE MAIN LIGHT SWITCH MICROPROCESSOR MULTI- FUNCTION SWITCH OFF PARK HEAD 12 8 7 PANEL) PASS RED/BLK WIRE RED/YEL WIRE RIGHT FRONT FOG LAMP RIGHT HEADLAMP TAN/ORG WIRE TAN/WHT WIRE W/ KEYLESS ENTRY WHT/LT GRN WIRE WHT/RED WIRE YEL/WHT WIRE

ABS IND. AIR BAG IND AJAR SW SNS AJAR SW SNS WARNING SW+ AUTOLAMP SENS + ANTI- THEFT IND ANTI-THEFT SYSTEM BLK WIRE BLK/LT GRN WIRE BLK/ORG WIRE BLK/PNK WIRE BLK/WHT WIRE BLK/YEL WIRE BRAKE FLUID LEVEL BRN/LT GRN WIRE CENTRAL JUNCTION BOX (CJB) (BEHIND LEFT CENTRAL SECURITY MODULE (BEHIND TOP RIGHT SIDE OF DASH) CHARGE IND CHECK ENGINE IND CHECK GAUGE COMPUTER DATA LINES SYSTEM CONN A CONN B CRUISE CONTROL SYSTEM ANTI-LOCK BRAKES SYSTEM DK BLU/LT GRN WIRE DK GRN WIRE DK GRN/WHT WIRE DOOR AJAR IND DRIVER SIDE FRONT DOOR AJAR SWITCH (IN REAR TOP OF DRIVER DOOR) DRIVER SIDE REAR DOOR AJAR SWITCH (IN TOP REAR OF LEFT REAR DOOR) ENGINE COOLANT TEMPERATURE GAUGE FOUR-WHEEL DRIVE CONTROL MODULE (AT RIGHT KICK PANEL) FUEL GAUGE FUEL TANK UNIT (UNDER LEFT SIDE OF VEHICLE, IN FUEL TANK) FUSE 14 FUSE 25 FUSE 27 FUSE 6 GRY WIRE GRY/RED WIRE HEADLIGHTS SYSTEM HIGH BEAM IND HOT AT ALL TIMES HOT IN RUN OR ACC HOT IN START OR RUN IGNITION KEY SWITCH IGNITION SWITCH ILLUM INSTRUMENT CLUSTER INTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM INTERIOR LIGHTS SYSTEM, POWER WINDOWS SYSTEM LH TURN SIGNAL IND LOW BRAKE FLUID LEVEL/PARK BRAKE IND LOW FUEL IND LOW OIL PRESSURE GAUGE LT BLU WIRE LT BLU/BLK WIRE LT BLU/RED WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/ORG WIRE LT GRN/RED WIRE LT GRN/WHT WIRE LT GRN/YEL WIRE MICROPROCESSOR NCA WIRE OFF LOCK ORG/LT BLU WIRE ORG/LT GRN WIRE PARKING BRAKE SWITCH (AT LEFT KICK PANEL) PASSENGER SIDE FRONT DOOR AJAR SWITCH (IN REAR TOP OF PASSENGER DOOR) PASSENGER SIDE REAR DOOR AJAR SWITCH (IN TOP REAR OF PNK WIRE PNK/LT BLU WIRE POWERTRAIN CONTROL MODULE (PCM) (MOUNTED THROUGH FIREWALL) RED WIRE RED/BLK WIRE RED/YEL WIRE RH TURN SIGNAL IND RIGHT REAR DOOR RLY CTRL RUN WIRE SAFETY BELT IND SAFETY RLY CTRL BATTERY SAVER RLY CTRL SCP+ SCP- VREF GND SIDE OF DASH) SPEED CONTROL IND SPEEDOMETER STARTING/CHARGING SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM SWITCH (ON MASTER CYLINDER) TACHOMETER TAN/LT GRN WIRE TAN/ORG WIRE VIO/ORG WIRE VIO/WHT WIRE VOLTMETER WARNING SYSTEM WHT WIRE WHT/LT BLU WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/WHT WIRE

AIR BAG SLIDING CONTACT (ON STEERING COLUMN) ASHTRAY ILLUMINATION LAMP (W/ SOFTPACK CONSOLE) AUTO OFF AUTOLAMP HEADLAMP RELAY (W/ AUTOLAMPS) (AT RIGHT KICK PANEL) BATTERY JUNCTION BOX (BJB) (LEFT SIDE OF ENGINE COMPT, AT FENDER APRON) BLK WIRE BLK/WHT WIRE BRN WIRE BRN/LT GRN WIRE CENTRAL JUNCTION BOX (CJB) (BEHIND LEFT SIDE OF DASH) CENTRAL SECURITY MODULE (W/ KEYLESS ENTRY) (BEHIND TOP RIGHT SIDE OF DASH) DEFEAT DK BLU WIRE DK BLU/ORG WIRE DRIVER SIDE SEAT HEATER SWITCH FOG LAMP SWITCH FOG LAMP ILLUMINATION FOUR WHEEL DRIVE SWITCH FRONT FUNCTION SELECTOR SWITCH ASSEMBLY (BEHIND CENTER OF DASH) FUSE 29 FUSE 5 HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT IN PARK OR HEAD HOT WITH AUTOLAMPS ON ILLUM ILLUMINATION INSTRUMENT CLUSTER INTERIOR INTERIOR DEFEAT LT BLU/BLK WIRE LT GRN/BLK WIRE MAIN LIGHT SWITCH MICROPROCESSOR MULTI-FUNCTION SWITCH (ON STEERING COLUMN) ORG/ WIRE ORG/LT GRN WIRE OVERHEAD CONSOLE PARK HEAD PASSENGER SIDE SEAT HEATER SWITCH PULSE WIDTH MODULE PWR OUT RADIO REAR WINDOW ADJUST SWITCH RED/BLK WIRE RED/YEL WIRE STEERING WHEEL/ SPEED CONTROL SWITCH TAN WIRE TAN/WHT WIRE VPWR W/ AUDIOPHILE SOUND SYSTEM W/O AUDIOPHILE SOUND SYSTEM WHT WIRE WHT/RED WIRE XLT

1/2 2 3 UNLOCK RELAY LOCK RELAY 3/4 5/6 7/8 8 14 3 VBATT VBATT VPWR 9/0 BATTERY JUNCTION BOX (BJB) (LEFT SIDE OF ENGINE COMPT, AT FENDER APRON) FUSE 16 BLK WIRE BRN WIRE CENTRAL JUNCTION BOX (CJB) (BEHIND LEFT SIDE OF DASH) DK BLU WIRE DK BLU/ORG WIRE DK BLU/YEL WIRE DK GRN WIRE DK GRN/ORG WIRE DOOR LOCK/ UNLOCK RELAY DRIVER DOOR UNLOCK RELAY DRIVER SIDE DOOR LOCK SWITCH FUSE 2 FUSE 20 FUSE 22 GROUND HOT AT ALL TIMES KEY PAD SWITCH ASSEMBLY LEFT FRONT DOOR LOCK ACTUATOR (AT REAR OF LEFT FRONT DOOR) LEFT REAR DOOR LOCK ACTUATOR (AT REAR OF LEFT REAR DOOR) LIFTGATE DOOR LOCK SWITCH (AT LEFT REAR LIFTGATE LOCK ACTUATOR (ON CENTER OF LIFTGATE) LOCK LT BLU WIRE LT BLU/YEL WIRE LT GRN WIRE MICROPROCESSOR ORG/ WIRE PASSENGER SIDE FRONT DOOR LOCK UNIT PNK PNK WIRE PNK WIRE PNK/BLK WIRE PNK/LT GRN WIRE PNK/ORG WIRE PNK/YEL WIRE PWR RED WIRE RED/ORG WIRE RIGHT FRONT DOOR LOCK ACTUATOR (AT REAR OF RIGHT FRONT DOOR) RIGHT REAR DOOR LOCK ACTUATOR (AT REAR OF RIGHT REAR DOOR) SAFETY BELT BUCKLE SWITCH SIG RTN TAN WIRE TAN/WHT WIRE UNLK CORNER OF VEHICLE) UNLK LOCK VEHICLE SECURITY MODULE (VSM) (ABOVE RIGHT REAR WHEELWELL) VREF WHT WIRE WHT/LT BLU WIRE YEL WIRE

BLK WIRE BRAKE PEDAL POSITION SWITCH (ABOVE BRAKE PEDAL) BRAKE SHIFT INTERLOCK (NEAR STEERING COLUMN) CENTRAL JUNCTION BOX BOX (CJB) (BEHIND LEFT SIDE OF DASH) FUSE 15 FUSE 9 GRY/YEL WIRE HOT AT ALL TIMES HOT IN RUN LT BLU/BLK WIRE MICROPROCESSOR ORG/YEL WIRE RED/LT GRN WIRE