Ford Explorer III (2001-2006) microprocessor Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 B+ B+ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 SIG RETURN GROUND N TOW SW MOTOR 1 BATTERY JUNCTION BOX (LEFT SIDE OF ENGINE COMPT) FUSE 22 BLK WIRE BLK/WHT WIRE BRAKE PEDAL POSITION SWITCH (ABOVE BRAKE PEDAL) BRN/WHT WIRE CENTRAL JUNCTION BOX (BEHIND LEFT SIDE OF DASH) CENTRAL SECURITY MODULE (TOP RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR (BEHIND LEFT SIDE OF DASH) DK GRN WIRE DK GRN/LT GRN WIRE DOOR AJAR MOTOR 4 NEUTRAL SENS TRANSFER CASE ENGINE CONTROLS SYSTEM FOUR WHEEL DRIVE SWITCH FOUR-WHEEL DRIVE CONTROL MODULE (AT RIGHT KICK PANEL) FUSE 14 FUSE 16 FUSE 20 FUSE 25 FUSE 9 GEM MODULE, INSTRUMENT CLUSTER, OVERHEAD CONSOLE GROUND TRANSFER CASE IGN (RUN) GRY WIRE GRY/BLK WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT IN HOT IN RUN OR START IGN (ST/RUN) ILLUM INSTRUMENT CLUSTER INSTRUMENT CLUSTER, CENTRAL SECURITY MODULE, ELECTROCHROMIC MIRROR ISO BUS LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT BLU/YEL WIRE LT GRN WIRE MICROPROCESSOR MOTOR 3 MOTOR 5 BPP SWITCH NCA WIRE NEUTRAL TOW INDICATOR OFF ORG/ WIRE ORG/WHT WIRE POWERTRAIN CONTROL MODULE (MOUNTED THROUGH FIREWALL) RED WIRE RED/BLK WIRE RED/LT GRN WIRE RED/WHT WIRE RED/YEL WIRE RUN WIRE SPEED CONTROL SERVO TRANSFER CASE ASSEMBLY VIO/YEL WIRE VSS INPUT MOTOR 2 WHT WIRE WHT/LT BLU WIRE WHT/YEL WIRE YEL WIRE YEL/LT BLU WIRE YEL/WHT WIRE

ABS CONTROL MODULE (ON LEFT SIDE OF ENGINE COMPT) ABS TEST CONNECTOR (ON LEFT SIDE OF ENGINE COMPT) ANTI-LOCK BRAKES INDICATOR BAR ACROSS PINS 8, 16 BATTERY JUNCTION BOX (BJB) (LEFT SIDE OF ENGINE COMPT, AT FENDER APRON) BLK WIRE BLK/WHT WIRE BRAKE PEDAL POSITION SWITCH (ABOVE BRAKE PEDAL) CENTRAL JUNCTION BOX (CJB) (BEHIND LEFT SIDE OF DASH) FUSE 9 DATA LINK CONNECTOR (DLC) DK GRN WIRE FUSE 14 FUSE 16 FUSE 18 FUSE 35 HOT AT ALL TIMES HOT IN RUN HOT IN RUN OR START INSTRUMENT CLUSTER LEFT FRONT WHEEL SPEED SENSOR (ON LEFT FRONT STEERING KNUCKLE) LT BLU/BLK WIRE LT BLU/PNK WIRE LT BLU/WHT WIRE LT GRN/BLK WIRE MICROPROCESSOR NOTE: THERE IS A SHORTING REAR AXLE SPEED SENSOR (ON REAR AXLE ASSEMBLY) RED WIRE RED/LT GRN WIRE RED/PNK WIRE RED/YEL WIRE TAN/BLK WIRE TAN/ORG WIRE TWISTED PAIR YEL/BLK WIRE YEL/LT GRN WIRE YEL/RED WIRE

AUTO AUXILIARY RELAY BOX 2 (UNDER LEFT SIDE OF DASH, NEAR STEERING COLUMN) BATTERY FUSE 34 JUNCTION BOX (BJB) (LEFT SIDE OF ENGINE COMPT, AT FENDER APRON) BATTERY JUNCTION BOX (BJB) (LEFT SIDE OF ENGINE COMPT, AT FENDER APRON) BLK WIRE BLK/ORG WIRE BLK/WHT WIRE BLU WIRE BRAKE PEDAL POSITION SWITCH (ABOVE BRAKE PEDAL) BRN WIRE CARGO LAMP ASSEMBLY (HIGH MOUNTED STOP LAMP) CENTRAL JUNCTION BOX (CJB) (BEHIND LEFT SIDE OF DASH) CENTRAL SECURITY MODULE (BEHIND TOP DK GRN WIRE ENDS IN HARNESS FOG LAMP FUSE 3 FUSE 32 FUSE 5 FUSE 7 GRN WIRE GRY/YEL WIRE HAZARD HEAD HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT IN RUN FUSE 15 ILLUM INDICATOR FLASHER RELAY INSTRUMENT CLUSTER LEFT FRONT PARK/ TURN LAMP LEFT LICENSE PLATE LAMP LEFT REAR PARK/ STOP/ TURN LAMP LEFT TURN LEFT TURN SIGNAL LT BLU WIRE LT GRN WIRE LT GRN/RED WIRE MAIN LIGHT SWITCH MICROPROCESSOR MULTI- FUNCTION SWITCH NCA WIRE OFF OFF PARK ORG/ WIRE PARK PARK LAMP RELAY PWR OUT RED WIRE RIGHT FRONT PARK/ TURN LAMP RIGHT LICENSE PLATE LAMP RIGHT REAR PARK/ STOP/ TURN LAMP RIGHT TURN RIGHT TURN SIGNAL TAN WIRE TAN/WHT WIRE TRAILER TOW CONNECTOR (ON CENTER OF REAR BUMPER) TRAILER TOW RELAY VPWR WHT WIRE XLT YEL WIRE

1 PNK/ WIRE BATTERY JUNCTION BOX (BJB) (LEFT SIDE OF ENGINE COMPT, AT FENDER APRON) BLK WIRE BLK/LT BLU WIRE CENTRAL JUNCTION BOX (CJB) (BEHIND LEFT SIDE OF DASH) DK BLU WIRE FRONT WASHER PUMP RELAY FUSE 15 FUSE 21 FUSE 4 GRY WIRE HALL SENSOR HOT AT ALL TIMES HOT IN RUN OR ACC INSTRUMENT CLUSTER INTERVAL SWITCH LOW WASHER FLUID IND LT BLU WIRE LT BLU/PNK WIRE LT GRN WIRE MICRO- PROCESSOR MICROPROCESSOR OF LIFTGATE) ORG/ WIRE PNK WIRE POWERTRAIN CONTROL MODULE(PCM) (AT RIGHT SIDE OF ENGINE BULKHEAD) REAR WIPER MOTOR REAR WASHER PUMP RELAY ASSEMBLY (AT CENTER RED/LT GRN WIRE VIO WIRE WASHER FLUID LEVEL SWITCH (RIGHT FRONT OF ENGINE COMPT) WASHER SWITCH WHT WIRE WINDSHIELD WASHER PUMP MOTOR (IN WASHER RESERVOIR) WINDSHIELD WIPER MOTOR (AT LEFT REAR OF ENGINE COMPT) WIPER HIGH/LOW RELAY WIPER RUN/PARK RELAY YEL WIRE

BATTERY JUNCTION BOX (BJB) (LEFT SIDE OF ENGINE COMPT, AT FENDER APRON) BLK WIRE BLK/LT GRN WIRE BLK/ORG WIRE BLK/YEL WIRE BRN WIRE BRN/LT BLU WIRE CENTRAL JUNCTION BOX (CJB) (BEHIND LEFT SIDE OF DASH) CENTRAL JUNCTION BOX (CJB) FUSE 6 DK BLU WIRE DK GRN WIRE DK GRN/ORG WIRE DOOR AJAR IND DRIVER SAFETY BELT BUCKLE SWITCH (UNDER DRIVER SEAT) DRIVER SIDE REAR DOOR AJAR SWITCH (AT REAR OF LEFT REAR DOOR) FUSE 15 FUSE 16 FUSE 19 FUSE 21 FUSE 23 GLOVE BOX LAMP) GRY WIRE GRY/RED WIRE GRY/YEL WIRE HEAD OFF PARK HOT AT ALL TIMES HOT IN START OR RUN IGNITION SWITCH IND IND CTRL INSTRUMENT CLUSTER J/C 3 JOINT CONNECTOR 1 (IN BATTERY JUNCTION BOX) KEY-IN IGNITION SWITCH LIFTGATE AJAR SWITCH (LOWER CENTER OF LIFTGATE) LIFTGATE GLASS AJAR SWITCH (IN CENTER OF TAILGATE) LT BLU WIRE LT GRN WIRE LT GRN/VIO WIRE LT GRN/YEL WIRE MAIN LIGHT SWITCH MICROPROCESSOR NCA WIRE ORG/ WIRE PASSENGER SIDE REAR DOOR AJAR SWITCH PNK WIRE PNK/BLK WIRE PNK/LT BLU WIRE REAR AUXILIARY JUNCTION BOX (AJB) (AT RIGHT "D" PILLAR) RED WIRE RED/LT GRN WIRE RED/WHT WIRE RESTRAINTS CONTROL MODULE (BELOW CENTER CONSOLE) RIGHT FRONT DOOR AJAR SWITCH SW SIG TAN WIRE TAN/WHT WIRE TONE DRV UBP UNBUCKLED SEAT BELT VBATT VBATT VEHICLE SECURITY MODULE (VSM) (ABOVE RIGHT REAR WHEELWELL) VIO WIRE VPWR WASHER FLUID LEVEL SWITCH (RIGHT FRONT OF ENGINE COMPT) WHT WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE

AMBIENT AIR TEMPERATURE SENSOR (LEFT FRONT OF ENGINE COMPT) BLK WIRE BLK/LT BLU WIRE CENTRAL JUNCTION BOX (CJB) (BEHIND LEFT SIDE OF DASH) COMPASS COURTESY LAMP CRUISE CONTROL SYSTEM DK BLU/WHT WIRE DK BLU/YEL WIRE FUSE 15 GRY/BLK WIRE GRY/YEL WIRE HOT IN RUN I/O LT GRN/ORG WIRE MICROPROCESSOR ORG/ WIRE RED/BLK WIRE THERMOMETER OVERHEAD CONSOLE YEL WIRE

1. OFF 2. VARIABLE BATTERY JUNCTION BOX (BJB) (LEFT SIDE OF ENGINE COMPT, AT FENDER APRON) BLK WIRE BRN WIRE CENTRAL JUNCTION BOX (CJB) (BEHIND LEFT SIDE OF DASH) FRONT WASHER PUMP RELAY FUSE 15 FUSE 30 HOT AT ALL TIMES HOT IN RUN OR ACC INTERMITTENT WIPE 3. ON 4. WASH LT BLU WIRE LT GRN WIRE MICROPROCESSOR MULTI- FUNCTION SWITCH ORG/ WIRE PARK PNK WIRE REAR WASHER PUMP RELAY REAR WIPER RELAY RUN WIRE VIO WIRE WHT WIRE WINDSHIELD WASHER PUMP MOTOR (IN WASHER RESERVOIR) WINDSHIELD WIPER MOTOR (AT LEFT REAR OF ENGINE COMPARTMENT)

AIR BAG IND CTRL AIR BAG INDICATOR BLK WIRE BLK/ORG WIRE BLK/WHT WIRE BLK/YEL WIRE BRN WIRE BRN/LT GRN WIRE CENTRAL JUNCTION BOX (CJB) (BEHIND LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DATA BUS IGNITION PASS AIR BAG 2 PASS AIR BAG 2 DK GRN/WHT WIRE DRIVER 1 SIDE IMPACT SENSOR (AT BOTTOM OF LEFT "B" PILLAR) DRIVER SAFETY BELT BUCKLE SENSOR (NEAR DRIVER SEAT) DVR SIDE IMP 2 + DVR SIDE IMP 2 - PASS SIDE IMP 2 + PASS SIDE IMP 2 - FUSE 10 FUSE 6 FWD CRASH SENS + FWD CRASH SENS - GRN WIRE GRY/ORG WIRE GRY/WHT WIRE HOT IN RUN OR START IGNITION TONE REQUEST INSTRUMENT CLUSTER L SIDE AIR BAG + L SIDE AIR BAG - R SIDE AIR BAG + R SIDE AIR BAG - 1 1 1 LT BLU WIRE LT BLU/BLK WIRE LT BLU/ORG WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE MICROPROCESSOR NCA WIRE ORG/LT GRN WIRE PASS RETRACT PRE + PASS RETRACT PRE - PASSENGER 1 SIDE IMPACT SENSOR (AT BOTTOM OF RIGHT "B" PILLAR) PASSENGER SAFETY BELT BUCKLE SENSOR (NEAR PASSENGER SEAT) PNK/BLK WIRE PNK/ORG WIRE RED WIRE RED/BLK WIRE RED/PNK WIRE RED/WHT WIRE RESTRAINTS CONTROL MODULE (BEHIND LOWER CENTER OF DASH) SAFETY BELT INDICATOR SENSOR SIGNAL SHORTING BAR SHORTING BAR TWISTED PAIR VIO WIRE VIO/LT GRN WIRE W/ SIDE AIR CURTAIN WHT WIRE WHT/LT GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

BLK WIRE BLK/LT GRN WIRE BLK/PNK WIRE BLK/WHT WIRE CENTRAL SECURITY MODULE (BEHIND TOP RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DOOR AJAR DOOR AJAR IND DRIVER SEAT BELT BUCKLE SENSOR (NEAR DRIVER SEAT) DRIVER SIDE FRONT DOOR AJAR SWITCH (IN REAR TOP OF DRIVER DOOR) FOUR-WHEEL DRIVE CONTROL MODULE (AT RIGHT KICK PANEL) FUSE 14 FUSE 25 FUSE 27 HOT AT ALL TIMES HOT AT ALL TIMES CENTRAL JUNCTION FUSE 5 BOX (CJB) (BEHIND LEFT SIDE OF DASH) HOT IN RUN OR ACC HOT IN RUN OR START IGNITION KEY SWITCH INSTRUMENT CLUSTER LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE MAIN LIGHT SWITCH MICROPROCESSOR NCA WIRE PARK OFF AUTO HEAD PASSENGER SEAT BELT BUCKLE SENSOR (NEAR PASSENGER SEAT) PNK/LT BLU WIRE RED WIRE RED/BLK WIRE RED/YEL WIRE RESTRAINTS CONTROL MODULE (BEHIND LOWER CENTER OF DASH) SAFETY BELT IND SENS SIG SW SIG TAN WIRE TAN/ORG WIRE TONE REQUEST WHT WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE