Ford Explorer III (2001-2006) powertrain control module (pcm) (at right side engine bulkhead) Wiring diagrams

0) OFF 1) LOW 2) MED LOW 3) MED HIGH 4) HIGH 5) CEILING 6) FLOOR 0) OFF 1) REAR 2) LOW 3) MED LOW 4) MED HIGH 5) CEILING 6) FLOOR A/C CLUTCH CYCLING PRESSURE SWITCH (RIGHT SIDE OF ENGINE COMPT) A/C CLUTCH SOLENOID (AT LEFT SIDE OF ENGINE) A/C HIGH PRESSURE SWITCH (LEFT FRONT OF ENGINE COMPT) AIR BAG SLIDING CONTACT (AT TOP OF STEERING COLUMN) AUDIO/ CLIMATE CONTROL SWITCH AUXILIARY A/C RELAY (BEHIND LEFT SIDE OF REAR SEATS) AUXILIARY BLOWER MOTOR (LEFT SIDE OF CARGO AREA) AUXILIARY BLOWER MOTOR RESISTOR ASSEMBLY (IN LEFT REAR CARGO AREA) BATTERY JUNCTION BOX (BJB) (LEFT SIDE OF ENGINE COMPT, AT FENDER APRON) BLK WIRE BLK/YEL WIRE BRN WIRE BRN/ORG WIRE BRN/WHT WIRE CENTRAL JUNCTION BOX (CJB) (BEHIND LEFT SIDE OF DASH) COOL CRUISE CONTROL SYSTEM DK BLU/LT GRN WIRE DK GRN WIRE DK GRN/YEL WIRE FAN UP TEMP UP FAN DN FUSE 25 FUSE 33 GRY/LT BLU WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT IN START OR RUN LT BLU WIRE LT BLU/ORG WIRE LT BLU/RED WIRE LT GRN WIRE LT GRN/RED WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/RED WIRE PNK/WHT WIRE PNK/YEL WIRE POWERTRAIN CONTROL MODULE (PCM) (AT RIGHT SIDE ENGINE BULKHEAD) REAR A/C CONTROL MODULE (FRONT) (IN ROOF PANEL) REAR A/C CONTROL MODULE (REAR) (IN ROOF PANEL) REAR MODE DOOR ACTUATOR (BEHIND REAR SEATS) RED WIRE RED/BLK WIRE RED/ORG WIRE RED/YEL WIRE TEMP DN TEMPERATURE BLEND DOOR ACTUATOR (BELOW LEFT REAR CARGO AREA WINDOW) WARM WHT WIRE YEL WIRE YEL/BLK 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

AIR BAG SLIDING CONTACT (AT TOP OF STEERING COLUMN) AIR CONDITIONING SYSTEM BATTERY JUNCTION BOX (BJB) (LEFT SIDE OF ENGINE COMPT, AT FENDER APRON) BLK WIRE DK BLU WIRE DK GRN/ORG WIRE HORN RELAY LEFT HORN (AT LEFT FRONT OF ENGINE COMPT) LOW TIRE PRESSURE MODULE (AT RIGHT "C" PILLAR) LT BLU WIRE NCA WIRE ORG/RED WIRE POWERTRAIN CONTROL MODULE (PCM) (AT RIGHT SIDE ENGINE BULKHEAD) RED/BLK WIRE RIGHT HORN (AT RIGHT FRONT OF ENGINE COMPT) SPEED CONTROL SWITCH HORN SWITCH VEHICLE SECURITY MODULE (VSM) (ABOVE RIGHT REAR WHEELWELL) YEL WIRE YEL/LT BLU WIRE YEL/LT GRN WIRE

3 7 8 BLEND DR OUTPUT VPWR GROUND A/C CLUTCH CYCLING PRESSURE SWITCH (RIGHT SIDE OF ENGINE COMPT) A/C CLUTCH RELAY A/C CLUTCH SOLENOID (AT LEFT SIDE OF ENGINE) A/C HIGH PRESSURE SWITCH (LEFT FRONT OF ENGINE COMPT) A/C INDICATOR DIODE BATTERY JUNCTION BOX (BJB) (LEFT SIDE OF ENGINE COMPT, AT FENDER APRON) BLK WIRE BLK/LT BLU WIRE BLK/LT GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLOWER MOTOR RELAY BLOWER MOTOR SWITCH BLOWER MOTOR SWITCH ILLUMINATION VPWR VBATT EXTERIOR LIGHTS INPUT GROUND BRN WIRE CENTRAL JUNCTION BOX (CJB) (BEHIND LEFT SIDE OF DASH) DK BLU WIRE DK GRN/ORG WIRE DK GRN/VIO WIRE ENGINE COOLANT TEMPERATURE SENSOR (ECT) EXCEPT BASE FRONT BLOWER MOTOR (BEHIND CENTER OF DASH) FRONT BLOWER MOTOR RESISTOR ASSEMBLY (BEHIND CENTER OF DASH) FUNCTION SELECTOR SWITCH ASSEMBLY FUSE 10 FUSE 16 FUSE 30 FUSE 36 FUSE 37 FUSE 7 GRY/LT BLU WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HIGH SPEED FAN CONTROL RELAY (BEHIND CENTER OF DASH) HOT AT ALL TIMES HOT IN START OR RUN HOT W/ REAR WINDOW DEFROST RELAY ENERGIZED INSTRUMENT CLUSTER J/C 2 LT BLU/ORG WIRE LT GRN/RED WIRE LT GRN/VIO WIRE LT GRN/WHT WIRE MED 1 LOW HIGH MED 2 MEDIUM MICROPRO- CESSOR MODE SWITCH NCA WIRE OFF FLOOR/VENT FLOOR MIX VENT MAX DEF ORG/BLK WIRE PNK/WHT WIRE PNK/YEL WIRE POWERTRAIN CONTROL MODULE (PCM) (AT RIGHT SIDE ENGINE BULKHEAD) RED/BLK WIRE RED/ORG WIRE RED/YEL WIRE TEMPERATURE BLEND DOOR ACTUATOR (BELOW LEFT REAR CARGO AREA WINDOW) VIO WIRE VIO/YEL WIRE YEL/BLK WIRE YEL/RED WIRE

3 7 8 BLEND DR OUTPUT VPWR GROUND A/C CLUTCH CYCLING PRESSURE SWITCH (RIGHT SIDE OF ENGINE COMPT) A/C CLUTCH RELAY A/C CLUTCH SOLENOID (AT LEFT SIDE OF ENGINE) A/C HIGH PRESSURE SWITCH (LEFT FRONT OF ENGINE COMPT) A/C INDICATOR DIODE BATTERY JUNCTION BOX (BJB) (LEFT SIDE OF ENGINE COMPT, AT FENDER APRON) BLK WIRE BLK/LT BLU WIRE BLK/LT GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLOWER MOTOR RELAY BLOWER MOTOR SWITCH BLOWER MOTOR SWITCH ILLUMINATION VPWR VBATT EXTERIOR LIGHTS INPUT GROUND BRN WIRE CENTRAL JUNCTION BOX (CJB) (BEHIND LEFT SIDE OF DASH) DK BLU WIRE DK GRN/ORG WIRE DK GRN/VIO WIRE ENGINE COOLANT TEMPERATURE SENSOR (ECT) EXCEPT BASE FRONT BLOWER MOTOR FRONT BLOWER MOTOR RESISTOR ASSEMBLY (BEHIND CENTER OF DASH) FUNCTION SELECTOR SWITCH ASSEMBLY FUSE 10 FUSE 16 FUSE 30 FUSE 36 FUSE 37 FUSE 7 GRY/LT BLU WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HIGH SPEED FAN CONTROL RELAY (BEHIND CENTER OF DASH) HOT AT ALL TIMES HOT IN START OR RUN HOT W/ REAR WINDOW DEFROST RELAY ENERGIZED INSTRUMENT CLUSTER J/C 2 LT BLU/ORG WIRE LT GRN/RED WIRE LT GRN/VIO WIRE LT GRN/WHT WIRE MED 1 LOW HIGH MED 2 MEDIUM MICROPRO- CESSOR MODE SWITCH NCA WIRE OFF FLOOR/VENT FLOOR MIX VENT MAX DEF ORG/BLK WIRE PNK/WHT WIRE PNK/YEL WIRE POWERTRAIN CONTROL MODULE (PCM) (AT RIGHT SIDE ENGINE BULKHEAD) RED/BLK WIRE RED/ORG WIRE RED/YEL WIRE TEMPERATURE BLEND DOOR ACTUATOR (BELOW LEFT REAR CARGO AREA WINDOW) VIO WIRE VIO/YEL WIRE YEL/BLK WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 ILLUM RETURN GROUND FUSED IGNITION AIR BAG CONTACT AIR BAG SLIDING CONTACT (AT TOP OF STEERING COLUMN) AIR CONDITIONING SYSTEM ANTENNA AUDIO UNIT AUDIO/ CLIMATE CONTROL SWITCH BLK WIRE BLK/LT BLU WIRE BLK/ORG WIRE BLK/PNK WIRE BRN WIRE BRN/PNK WIRE CENTRAL JUNCTION BOX (CJB) (BEHIND LEFT SIDE OF DASH) CIRCUIT BREAKER PTC 1 CRUISE CONTROL SYSTEM DK GRN WIRE DK GRN/ORG WIRE FAN DOWN FAN UP FUSE 28 FUSE 3 GRN WIRE GRY WIRE GRY/BLK WIRE GRY/LT BLU WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT IN START HOT WITH ACC DELAY RELAY ENERGIZED LEFT FRONT SPEAKER LEFT REAR SPEAKER LT BLU WIRE LT BLU/WHT WIRE MEDIA NCA WIRE NEXT ORG/ WIRE ORG/LT GRN WIRE ORG/RED WIRE PNK WIRE POWERTRAIN CONTROL MODULE (PCM) (AT RIGHT SIDE ENGINE BULKHEAD) RED WIRE RED/BLK WIRE RIGHT FRONT SPEAKER RIGHT REAR SPEAKER TAN/YEL WIRE TEMP DOWN TEMP UP TWISTED PAIR VEHICLE SPEED VOL DOWN VOL UP VSS WHT WIRE WHT/LT GRN WIRE WHT/YEL WIRE WINDSHIELD WIPER MOTOR (AT LEFT REAR OF ENGINE COMPT) VSS YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 DVD LEFT + DVD LEFT - 1 2 3 4 5 6 7 8 9 10 ENABLE GND 1 2 3 4 5 6 7 8 SUBWOOFER HIGH + SUBWOOFER HIGH - SHIELD ENABLE AIR BAG CONTACT AIR BAG SLIDING CONTACT (AT TOP OF STEERING COLUMN) AIR CONDITIONING SYSTEM ANTENNA ASYSON AUDIO SYSTEM ON PROTOCOL A PROTOCOL B DVD RIGHT + DVD RIGHT - AUDIO UNIT AUDIO/ CLIMATE CONTROL SWITCH BLK WIRE BLK/LT BLU WIRE BLK/ORG WIRE BLK/PNK WIRE BRN WIRE BRN/ORG WIRE BRN/PNK WIRE CENTRAL JUNCTION BOX (CJB) (BEHIND LEFT SIDE OF DASH) CIRCUIT BREAKER PTC 1 CRUISE CONTROL SYSTEM CRUISE CONTROL SYSTEM INTERIOR LIGHTS SYSTEM DK GRN WIRE DK GRN/ORG WIRE DVD PLAYER FAN DOWN TEMP UP FAN UP FUSE 28 FUSE 3 GRN WIRE GROUND GRY WIRE GRY/BLK WIRE GRY/LT BLU WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT IN START HOT W/ ACC DELAY RELAY ENERGIZED ILLUM L FRONT SPKR (-) L REAR SPKR (-) R REAR SPKR (-) LEFT FRONT SPEAKER LEFT REAR SPEAKER LT BLU WIRE LT BLU/PNK WIRE LT BLU/RED WIRE LT BLU/WHT WIRE LT GRN/BLK WIRE MEDIA NCA WIRE ORG/ WIRE ORG/LT GRN WIRE ORG/RED WIRE PNK WIRE POWERTRAIN CONTROL MODULE (PCM) (AT RIGHT SIDE ENGINE BULKHEAD) PROTOCOL A PROTOCOL B RED WIRE RED/BLK WIRE RIGHT FRONT SPEAKER RIGHT REAR SPEAKER SHIELD SPKR LF+ SPKR RT+ SUBWOOFER SUBWOOFER AMPLIFIER (AT RIGHT REAR QUARTERPANEL) TAN WIRE TAN/ORG WIRE TAN/YEL WIRE TEMP DOWN TWISTED PAIR VBATT SUBWOOFER HIGH + SUBWOOFER HIGH - VOL DOWN NEXT VOL UP VSS WHT WIRE WHT/LT GRN WIRE WHT/YEL WIRE WINDSHIELD WIPER MOTOR (AT LEFT REAR OF ENGINE COMPT) VSS YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 ILLUM RETURN GROUND FUSED IGNITION AIR BAG CONTACT AIR BAG SLIDING CONTACT (AT TOP OF STEERING COLUMN) AIR CONDITIONING SYSTEM ANTENNA ASYSON AUDIO SYSTEM ON PROTOCOL A PROTOCOL B AUDIO UNIT AUDIO/ CLIMATE CONTROL SWITCH BLK WIRE BLK/LT BLU WIRE BLK/ORG WIRE BLK/PNK WIRE BRN WIRE BRN/PNK WIRE CENTRAL JUNCTION BOX (CJB) (BEHIND LEFT SIDE OF DASH) CRUISE CONTROL SYSTEM CRUISE CONTROL SYSTEM CRUISE CONTROL SYSTEM INTERIOR LIGHTS SYSTEM DK GRN WIRE DK GRN/ORG WIRE DVD PLAYER DVD RIGHT + DVD RIGHT - DVD LEFT + DVD LEFT - FAN DOWN TEMP UP FAN UP TEMP DOWN FUSE 28 FUSE 3 GRN WIRE GROUND GRY WIRE GRY/BLK WIRE GRY/LT BLU WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT IN START HOT WITH ACC DELAY RELAY ENERGIZED ILLUM LEFT FRONT SPEAKER LEFT REAR SPEAKER LT BLU WIRE LT BLU/PNK WIRE LT BLU/WHT WIRE LT GRN/BLK WIRE MEDIUM NEXT VOL DOWN VOL UP NCA WIRE ORG/ WIRE ORG/LT GRN WIRE ORG/RED WIRE PNK WIRE POWERTRAIN CONTROL MODULE (PCM) (AT RIGHT SIDE ENGINE BULKHEAD) PROTOCOL A PROTOCOL B PTC 1 RED WIRE RED/BLK WIRE RIGHT FRONT SPEAKER RIGHT REAR SPEAKER SHIELD SPKR LF+ SPKR RT+ TAN WIRE TAN/ORG WIRE TAN/YEL WIRE TWISTED PAIR VEHICLE SPEED WHT WIRE WHT/LT GRN WIRE WHT/YEL WIRE WINDSHIELD WIPER MOTOR (AT LEFT REAR OF ENGINE COMPT) VSS VSS YEL WIRE