Ford Expedition I (1996-2002) nca Wiring diagrams

1400 OHM 4-WHEEL ANTI-LOCK BRAKE 820 OHM ANTI- LOCK IND BIAS CKT BATTERY JUNCTION BOX (ON LEFT SIDE OF ENGINE COMPARTMENT) FUSE 102 BLK WIRE BLK/LT BLU WIRE BLK/PNK WIRE BRAKE FLUID LEVEL INDICATOR SWITCH (ON BRAKE FLUID RESERVOIR) BRAKE PEDAL POSITION (BPP) SWITCH (BEHIND LEFT SIDE OF DASH) CENTRAL JUNCTION BOX (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR (BEHIND CENTER OF DASH) DIFFERENTIAL SPEED SENSOR (DSS) (ON REAR AXLE) DK GRN WIRE DK GRN/YEL WIRE FUSE 15 FUSE 23 FUSE 6 GENERIC ELECTRONIC MODULE (GEM) GROUND POWER INPUT GRY/YEL WIRE HOT AT ALL TIMES HOT IN RUN IGNITION FEED INSTRUMENT CLUSTER LEFT FRONT LEFT FRONT SENSOR (LOW) RIGHT FRONT SENSOR (LOW) REAR SENSOR (LOW) LT BLU/WHT WIRE LT GRN/BLK WIRE LT GRN/YEL WIRE NCA WIRE ORG/YEL WIRE PROCESSOR MICRO- RED/LT GRN WIRE RED/PNK WIRE RIGHT FRONT SENSOR (AT WHEEL) TAN/BLK WIRE TAN/LT GRN WIRE TAN/ORG WIRE TAN/RED WIRE WHT WIRE WHT/ORG WIRE WHT/YEL WIRE YEL/BLK WIRE YEL/RED WIRE

8 9 10 11 12 13 14 21 22 23 24 25 26 STEERING WHL SW BLEND DOOR ACT GND A/C PRESS CUTOFF SIG AIR BAG SLIDING CONTACT (AT BASE OF STEERING COLUMN) AMBIENT AIR TEMPERATURE SENSOR (LEFT FRONT OF ENGINE COMPARTMENT) AUDIO/CLIMATE CONTROL SWITCH ASSEMBLY AUXILIARY A/C CONTROL MODULE (IN REAR OF VEHICLE, BEHIND LEFT SIDE PANEL) BATTERY JUNCTION BOX (ON LEFT SIDE OF ENGINE COMPARTMENT) BLEND DOOR ACTUATOR BLEND DOOR ACTUATOR (BEHIND CENTER OF DASH) BLK WIRE BLOWER MOTOR (ON RIGHT SIDE OF ENGINE COMPARTMENT) BLOWER MOTOR SPEED CONTROLLER (BEHIND RIGHT SIDE OF DASH) BLOWER RELAY BLOWER/FLASHER RELAY BLOCK (BEHIND CENTER OF DASH) BLU WIRE BRN WIRE BRN/LT BLU WIRE BRN/WHT WIRE BRN/YEL WIRE CENTRAL JUNCTION BOX (UNDER LEFT SIDE OF DASH) FUSE 2 DK BLU/LT GRN WIRE DK GRN/YEL WIRE ELECTRONIC AUTOMATIC TEMPERATURE CONTROL (EATC) MODULE (BEHIND CENTER OF DASH) FUSE 105 FUSE 13 FUSE 22 FUSE 23 HOT AT ALL TIMES HOT IN RUN HOT IN RUN OR START IN-CAR TEMPERATURE SENSOR (BEHIND CENTER OF DASH) LT BLU WIRE LT BLU/BLK WIRE LT BLU/ORG WIRE LT BLU/RED WIRE LT GRN WIRE LT GRN/ORG WIRE NCA WIRE ORG/ WIRE PNK WIRE PNK/ 1 2 3 4 5 6 7 15 16 17 18 19 20 WIRE PNK/BLK WIRE PNK/LT BLU WIRE PNK/LT GRN WIRE RED WIRE RED/WHT WIRE RED/YEL WIRE SOLID STATE SPC (-) BATTERY GROUND SENSOR INPUT GND STEERING COLUMN ASSEMBLY SUNLOAD SENSOR (TOP RIGHT SIDE OF DASH) TAN/ORG WIRE VIO WIRE WHT WIRE WHT/LT BLU WIRE WHT/ORG WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE

120 OHMS 2200 OHMS 24 10 BATTERY HORN SWITCH IN 68 91 84 VEHICLE SPEED OUT SIGNAL RETURN OSS SENSOR AIR BAG SLIDING CONTACT (TOP OF STEERING COLUMN) BATTERY JUNCTION BOX (ON LEFT SIDE OF ENG COMPT) BLK WIRE BLK/LT BLU WIRE BLK/PNK WIRE BLK/YEL WIRE BRAKE PEDAL POSITION (BPP) SWITCH (UNDER LEFT SIDE OF DASH) BRAKE PRESS IN GROUND BRAKE PRESSURE SWITCH (LEFT REAR CORNER OF ENGINE COMPT) BRN/LT GRN WIRE CENTRAL JUNCTION BOX (UNDER LEFT SIDE OF DASH) FUSE 15 CENTRAL SECURITY MODULE (BEHIND LEFT SIDE OF DASH) COAST CONTROL SW IN CONTROL SW GND IGN DK BLU WIRE DK BLU/YEL WIRE DK GRN/ORG WIRE FUSE 13 FUSE 5 FUSE 7 GRY/BLK WIRE GRY/RED WIRE HORN SWITCH HOT AT ALL TIMES HOT IN RUN LT BLU/BLK WIRE LT BLU/PNK WIRE LT GRN/RED WIRE NCA WIRE OHMS ON OFF OUTPUT SHAFT SPEED (OSS) SENSOR (ON LEFT SIDE OF TRANSMISSION) PNK/BLK WIRE POWERTRAIN CONTROL MODULE (ON RIGHT SIDE OF ENGINE COMPARTMENT) RED/LT GRN WIRE RESUME SET/ ACCEL SPEED CONTROL SERVO (IN LEFT SIDE OF ENGINE COMPT) SPEED CONTROL SWITCH ASSEMBLY STEERING COLUMN ASSEMBLY VEHICLE SPEED INPUT BRAKE APPLIED IN YEL/LT BLU WIRE YEL/WHT WIRE

BATTERY JUNCTION BOX (ON LEFT SIDE OF ENG COMPT) BLK WIRE BRN WIRE CENTRAL JUNCTION BOX (UNDER LEFT SIDE OF DASH) DEFROST SWITCH INPUT DK BLU WIRE DK GRN WIRE DK GRN/VIO WIRE FUSE 116 FUSE 17 FUSE 6 GENERIC ELECTRONIC MODULE (UNDER LEFT SIDE OF DASH) DEFROST RELAY CONTROL HEATED GRID RELAY HOT AT ALL TIMES HOT IN RUN LEFT POWER/ HEATED MIRROR RIGHT POWER/ HEATED MIRROR LT BLU WIRE NCA WIRE ON INDICATOR ON/OFF SWITCH ORG/ WIRE REAR HEATED WINDOW SWITCH REAR WINDOW DEFROST GRID RED WIRE SWITCH ILLUM. VIO WIRE

2 3 4 ROTATION RATE INPUT VEHICLE SIGNAL INPUT IGNITION AIR SUSPENSION/ EVO STEERING MODULE (BEHIND CENTER OF DASH) BLK WIRE BLK/LT BLU WIRE BLK/ORG WIRE BRN WIRE CENTRAL JUNCTION BOX (UNDER LEFT SIDE OF DASH) ENGINE CONTROL SYSTEM EVO ACT OUTPUT EVO ACTUATOR (LEFT SIDE OF ENGINE COMPT) FUSE 6 GENERIC ELECTRONIC MODULE GROUND GRY/BLK WIRE GRY/YEL WIRE HOT IN RUN NCA WIRE ORG/ WIRE RED WIRE RED/YEL WIRE ROTATION RATE INPUT SPEED CONTROL SERVO (LEFT SIDE OF ENGINE COMPARTMENT) STEERING WHEEL ROTATION SENSOR (BEHIND STEERING WHEEL, IN DASH) YEL WIRE

5 4 2 EVO DIAGNOSTIC CONNECTOR (LEFT SIDE OF DASH) BLK WIRE BLK/LT BLU WIRE BLK/ORG WIRE BRN WIRE CENTRAL JUNCTION BOX (UNDER LEFT SIDE OF DASH) COMPARTMENT) ELECTRONIC VARIABLE ORIFICE (EVO) MODULE (BEHIND CENTER OF DASH) ENGINE CONTROL SYSTEM EVO ACT OUTPUT EVO ACT OUTPUT EVO ACTUATOR (LEFT SIDE OF OF ENGINE FUSE 6 FUSE 5 GENERIC ELECTRONIC MODULE GRY/BLK WIRE GRY/YEL WIRE HOT IN RUN LT BLU/PNK WIRE LT GRN WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/LT BLU WIRE PNK/ORG WIRE RED WIRE RED/YEL WIRE SPEED CONTROL SERVO (LEFT SIDE OF ENGINE COMPARTMENT) STEERING WHEEL ROTATION SENSOR (BEHIND STEERING WHEEL, IN DASH) YEL WIRE

BLK WIRE BLK/LT BLU WIRE BLK/ORG WIRE BLK/PNK WIRE BRAKE PEDAL POSITION (BPP) SWITCH (UNDER LEFT SIDE OF DASH) BRN WIRE CENTRAL JUNCTION BOX (UNDER LEFT SIDE OF DASH) DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ELECTRONIC VARIABLE ORIFICE (EVO) ACTUATOR (LEFT SIDE OF ENGINE COMPT) ELECTRONIC VARIABLE ORIFICE (EVO) DIAGNOSTIC CONNECTOR (UNDER LEFT SIDE OF DASH) EXPEDITION ONLY FRONT HEIGHT SENSOR (BEHIND LEFT RUNNING BOARD) FUSE 11 GENERIC ELECTRONIC (GEM) MODULE (BEHIND LEFT SIDE OF DASH) GENERIC ELECTRONIC MODULE (GEM) GRY/BLK WIRE GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER LT BLU/BLK WIRE LT BLU/WHT WIRE NCA WIRE ORG/BLK WIRE POWERTRAIN CONTROL MODULE (PCM) (RIGHT SIDE OF ENGINE COMPT) REAR HEIGHT SENSOR (REAR FLOOR PANEL) RED WIRE RED/LT GRN WIRE RED/YEL WIRE REMOTE ANTI-THEFT PERSONALITY (RAP) MODULE (BEHIND LEFT SIDE OF DASH) SPEED CONTROL SERVO (LEFT SIDE OF ENGINE COMPT) STEERING WHEEL ROTATION SENSOR (BEHIND STEERING WHEEL, IN DASH) TAN WIRE VIO/LT GRN WIRE WHT/YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 DRVR UNLOCK 1/2 INPUT 3/4 INPUT 7/8 INPUT 9/0 INPUT 5/6 INPUT ALL LOCK/ ANTENNA BATTERY JUNCTION BOX (ON LEFT SIDE OF ENGINE COMPT) FUSE 8 BLK WIRE BLK/LT BLU WIRE BLK/ORG WIRE BLK/PNK WIRE BRAKE PEDAL POSITION SWITCH (UNDER LEFT SIDE OF DASH) BRN WIRE BRN/LT GRN WIRE CENTRAL JUNCTION BOX (UNDER LEFT SIDE OF DASH) COMMON DATA LINK CONNECTOR (UNDER CENTER OF DASH) DATALINK DIGITAL TRANSMISSION RANGE SENSOR (ON LEFT SIDE OF AUTOMATIC TRANSMISSION) DISABLE IGNITION BPP SWITCH DK BLU WIRE DOOR AJAR OUT DOOR AJAR TRANS IN DOOR LOCKS SYSTEM DRIVER'S UNLOCK RELAY (BEHIND RIGHT SIDE OF DASH, IN LOCK RELAY BLOCK) ELECTRONIC SUSPENSION SYSTEM EXT LIGHTS FUSE 15 FUSE 4 FUSE 5 FUSE 8 HORN HORNS SYSTEM HOT AT ALL TIMES HOT IN HOT IN RUN OR ACC ILLUM ENTRY IN ILLUMINATION INT LIGHTS ALL UNLOCK POWER DISABLE GROUND ILLUM KEYLESS ENTRY SWITCH ASSEMBLY LEFT FRONT POWER DOOR LOCK SWITCH LOCK LOCK UNLOCK LT BLU WIRE LT BLU/WHT WIRE LT BLU/YEL WIRE LT GRN WIRE LT GRN/RED WIRE LT GRN/YEL WIRE MEM SEAT MEMORY SYSTEMS NCA WIRE ORG/ WIRE ORG/LT GRN WIRE PNK PNK WIRE PNK WIRE PNK/LT BLU WIRE PNK/LT GRN WIRE PNK/YEL WIRE RED WIRE RED/LT GRN WIRE REMOTE ANTI-THEFT PERSONALITY (RAP) MODULE (BEHIND LEFT SIDE OF DASH) RIGHT FRONT POWER DOOR LOCK SWITCH RUN WIRE UNLOCK WHT WIRE YEL WIRE YEL/BLK WIRE

0.6 OHMS 2.7 OHMS 3.8 OHMS 3.8 OHMS 2.7 OHMS 0.6 OHMS 4.6L 5.4L 69 41 331 347 WOT RELAY ACCS A/C CLUTCH CYCLING PRESSURE SWITCH (IN RIGHT REAR CORNER OF ENGINE COMPARTMENT) A/C CLUTCH DIODE A/C COMPRESSOR CLUTCH SOLENOID (IN RIGHT FRONT OF ENGINE COMPARTMENT) A/C PRESSURE CUT-OFF SWITCH (IN RIGHT SIDE OF ENGINE COMPARTMENT) AUXILIARY A/C BLOWER MOTOR (IN REAR OF VEHICLE, BEHIND LEFT SIDE PANEL) AUXILIARY A/C BLOWER MOTOR RESISTOR (IN REAR OF VEHICLE, BEHIND LEFT SIDE PANEL) AUXILIARY A/C RELAY BATTERY JUNCTION BOX (ON LEFT SIDE OF ENGINE COMPARTMENT) BLK ORG/ WIRE BLK WIRE BLK/ WHT WIRE BLK/WHT WIRE BLK/YEL WIRE BRN WIRE CONSOLE BLOWER MOTOR (INSIDE CENTER OF FLOOR CONSOLE) DK BLU/WHT WIRE DK GRN/YEL WIRE FRONT BLOWER MIOTOR SWITCH FUSE 114 FUSE 13 FUSE 23 GRY/WHT WIRE HOT AT ALL TIMES HOT IN RUN OR START LOW MED LT BLU PNK/ WIRE LT BLU/ORG WIRE LT GRN WIRE LT GRN/WHT WIRE NCA WIRE OFF OFF LOW MED OFF REAR ORG RED/ WIRE ORG-LT BLU WIRE ORG/BLK WIRE ORG/RED WIRE PNK WIRE PNK/ WHT WIRE PNK/LT BLU WIRE PNK/YEL WIRE POWERTRAIN CONTROL MODULE (PCM) (ON RIGHT SIDE OF ENGINE COMPARTMENT) REAR BLOWER MOTOR SWITCH REAR INTEGRATED CONTROL PANEL (RICP) (REAR BLOWER SWITCH) RED ORG/ WIRE RED YEL/ WIRE RED/PNK WIRE RED/WHT WIRE RED/YEL WIRE RPO RELAY BLOCK 2 (IN FRONT OF LEFT REAR WHEELWELL) VIO WIRE W/O ROOF OPENING PANEL W/ROOF PANEL OPENING WHT LT GRN/ WIRE WHT WIRE WHT/ DK BLU WIRE WHT/LT BLU WIRE WOT RELAY YEL BLK/ WIRE YEL RED/ WIRE YEL/BLK WIRE YEL/LT GRN WIRE YEL/RED WIRE

ACCEL SIG AIR CONDITIONING SYSTEM BATTERY JUNCTION BOX (LEFT SIDE OF ENGINE COMPT) BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BODY COMPUTER SYSTEM BRN WIRE BRN/PNK WIRE CASE GND IGN COIL 1 IGN COIL 5 CENTRAL JUNCTION BOX (UNDER LEFT SIDE OF DASH) CKP(+) CKP(-) KS DATA LINK (-) DATA LINK (+) DATA LINK CONNECTOR (PARTIAL) (UNDER CENTER OF DASH) 10 2 DIGITAL TRANSMISSION RANGE SENSOR (DTR SENSOR) (LEFT SIDE OF TRANSMISSION) DK BLU WIRE DK BLU/WHT WIRE DK GRN/VIO WIRE DK GRN/WHT WIRE DK GRN/YEL WIRE ELECTRONIC SUSPENSION SYSTEM FUSE 2 FUSE 29 FUSE 30 GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN RUN OR START IAT FUEL PUMP MON ACCS TP OUT PCM DATA OUT IND INSTRUMENT CLUSTER SYSTEM INTAKE MANIFOLD EVR CTRL JUNCTION BOX KS SENSOR LT BLU/BLK WIRE LT BLU/YEL WIRE LT GRN WIRE LT GRN/WHT WIRE LT GRN/YEL WIRE LT LT MAF TFT NCA WIRE NOT USED OD OFF ORG/ WIRE ORG/BLK WIRE ORG/LT GRN WIRE ORG/YEL WIRE PCM POWER DIODE PCM POWER RELAY PNK LT DK WIRE PNK WIRE PNK/LT BLU WIRE PNK/ORG WIRE PNK/WHT WIRE POWERTRAIN CONTROL MODULE (PCM) (RIGHT SIDE OF ENGINE COMPT) PWR GND PWR GND IGN COIL 3 RADIO NOISE CAPACITOR 1 (TOP RIGHT SIDE OF ENGINE) RADIO NOISE CAPACITOR 2 (TOP LEFT SIDE OF ENGINE) RED WIRE RED/LT GRN WIRE RED/YEL WIRE SHIFT SOL 1 NOY USED PNK WIRE SHIFT SOL 2 TCIL DLC TAN WIRE TAN/LT BLU WIRE TAN/ORG WIRE TAN/WHT WIRE TCS TO DTR SENSOR (DIAGRAM 4 OF 4) TRANSMISSION CONTROL SWITCH (A/T) VIO WIRE VIO/ORG WIRE WHT WIRE WHT/BLK WIRE WHT/LT BLU WIRE WHT/LT GRN WIRE WHT/PNK WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE