Mercury Mountaineer II (2001-2005) ignition switch Wiring diagrams

BATTERY BATTERY JUNCTION BOX (BJB) (LEFT SIDE OF ENGINE COMPT, AT FENDER APRON) BLK WIRE BLK/ORG WIRE BRN WIRE CENTRAL JUNCTION BOX (CJB) (BEHIND LEFT SIDE OF DASH) CHARGE INDICATOR COMPUTER DATA LINES SYSTEM FUSE 21 FUSIBLE LINK A (12 GA- FUSIBLE LINK B (12 GA- FUSIBLE LINK C (18 GA- GENERATOR GRY WIRE HOT AT ALL TIMES IGNITION SWITCH INSTRUMENT CLUSTER LT BLU WIRE LT GRN/RED WIRE MICRO- SCP - PROCESSOR OFF ORG/ WIRE ORG/LT BLU WIRE PNK WIRE PNK/ 4 3 8 WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (PCM) (AT RIGHT SIDE ENGINE BULKHEAD) RED WIRE RED/LT GRN WIRE RUN WIRE SCP+ STARTER MOTOR TAN/ORG WIRE WHT WIRE YEL WIRE

AIR CONDITIONING SYSTEM EXTERIOR LIGHTS SYSTEM BATTERY JUNCTION BOX (BJB) (LEFT SIDE OF ENGINE COMPT, AT FENDER APRON) BLK WIRE BLK/LT BLU WIRE BLK/WHT WIRE BLK/YEL WIRE CENTRAL JUNCTION BOX CENTRAL JUNCTION BOX (CJB) (BEHIND LEFT SIDE OF DASH) CHARGE IND CHECK ENGINE IND CHECK GAUGE IND COMPT,ON INNER FENDER WELL) COMPUTER DATA LINES SYSTEM DAYTIME RUNNING LAMPS (DRL) MODULE (LEFT SIDE OF ENGINE DEFOGGER SYSTEM POWER WINDOWS SYSTEM INTERIOR LIGHTS SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK BLU/YEL WIRE ELECTRONIC COMPASS EXCEPT BASE EXCEPT FLEX FUEL FLEX FUEL FUEL TANK UNIT FUSE 15 FUSE 15 FUSE 23 FUSE 21 GRY/LT BLU WIRE GRY/ORG WIRE GRY/YEL WIRE HIGH BEAM IND HOT AT ALL TIMES HOT IN RUN OR ACC HOT IN RUN OR START IGNITION SWITCH ILLUMINATION (6 BULBS) INSTRUMENT CLUSTER INTERIOR LIGHTS SYSTEM HEADLAMPS SYSTEM JOINT CONNECTOR 1 (IN BATTERY JUNCTION BOX) KEY IN IGNITION LEFT TURN SIGNAL IND LT BLU/PNK WIRE LT BLU/RED WIRE LT BLU/YEL WIRE LT GRN/BLK WIRE LT GRN/ORG WIRE LT GRN/RED WIRE LT GRN/VIO WIRE MESSAGE CENTER SWITCH MICRO- PROCESSOR NCA WIRE ORG/ WIRE ORG/YEL WIRE PARKING BRAKE SWITCH (UNDER DRIVER SIDE DASH PANEL) PNK/BLK WIRE PNK/LT BLU WIRE RED/BLK WIRE RED/LT GRN WIRE RED/WHT (OR BLK/LT GRN) WIRE RED/WHT WIRE RIGHT TURN SIGNAL IND SUPPLEMENTAL RESTRAINTS SYSTEM TAN/ORG WIRE VIO/ORG WIRE WASHER FLUID LEVEL SWITCH (RIGHT FRONT OF ENGINE COMPT) WHT/BLK WIRE WHT/ORG WIRE WHT/RED WIRE YEL WIRE YEL/LT BLU 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 SECURITY MODULE (BEHIND RIGHT REAR SEAT) DK BLU WIRE DK GRN WIRE DK GRN/ORG WIRE DRIVER SAFETY BELT BUCKLE SWITCH (UNDER DRIVER SEAT) DRIVER SIDE REAR DOOR AJAR SWITCH FUSE 15 FUSE 16 FUSE 19 FUSE 21 FUSE 23 GRY WIRE GRY/RED WIRE GRY/YEL WIRE HEAD OFF PARK HOT AT ALL TIMES HOT IN START OR RUN IGNITION SWITCH 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 MICRO- PROCESSOR NCA WIRE ORG/ WIRE PASS- ENGER SAFETY BELT BUCKLE SWITCH (UNDER PASSENGER SEAT) PASSENGER SIDE REAR DOOR AJAR SWITCH PNK WIRE PNK/BLK WIRE PNK/LT BLU WIRE REAR AUXILIARY JUNCTION BOX (ON REAR "D" PILLAR) RED WIRE RED/WHT WIRE RESTRAINTS CONTROL MODULE (BELOW CENTER CONSOLE) RIGHT FRONT DOOR AJAR SWITCH LEFT FRONT DOOR AJAR SWITCH TAN WIRE TAN/WHT WIRE VIO WIRE WASHER FLUID LEVEL SWITCH (RIGHT FRONT OF ENGINE COMPT) WHT WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE

AUDIO UNIT BLK WIRE BRAKE PRESSURE SWITCH BRAKE SHIFT INTERLOCK DIGITAL DIGITAL TRANSMISSION TRANSMISSION RANGE (DTR) SENSOR DK BLU WIRE DK GRN WIRE ELECTRONIC COMPASS ABS CONTROL MODULE ELECTRONIC VACCUM REGULATOR (EVR) SOLENOID VALVE EVAPORATIVE EMISSION (EVAP) CANISTER VENT VALVE FROM FUSE 23 (BJB) (DIAGRAM 1 OF 4) FUSE 15 FUSE 19 FUSE 21 FUSE 22 FUSE 28 FUSE 29 FUSE 4 FUSE 41 FUSE 45 GRY WIRE HEATED OXYGEN SENSOR 12 HEATED OXYGEN SENSOR 22 HEATED OXYGEN SENSOR 21 HEATED OXYGEN SENSOR 11 VAPOR MANAGEMENT VALVE IGNITION RELAY IGNITION SWITCH INDICATOR FLASHER RELAY INSTRUMENT CLUSTER JOINT CONNECTOR 2 KEY REMOVAL INHIBIT SOLENOID KEY-IN IGNITION SWITCH LOW TIRE PRESSURE MODULE REAR WIPER MOTOR ASSEMBLY LT BLU WIRE LT GRN WIRE MICRO- PROCESSOR NCA WIRE OFF PCM POWER DIODE PCM POWER RELAY PNK (IN MAIN HARNESS, NEAR BREAKOUT TO SUNLOAD SENSOR) WIRE PNK PNK WIRE PNK WIRE RED WIRE RESTRAINTS CONTROL MODULE RUN WIRE TAN WIRE TO FUSE 25 (CJB) (DIAGRAM 4 OF 4) VIO WIRE WHT WIRE WINDSHIELD WIPER MOTOR YEL WIRE

9 PNK/ WIRE BATTERY JUNCTION BOX (BJB) (LEFT SIDE OF ENGINE COMPT, AT FENDER APRON) BLK WIRE BRAKE PEDAL POSITION SWITCH (ABOVE BRAKE PEDAL) BRAKE SHIFT INTERLOCK CENTRAL JUNCTION BOX (CJB) (BEHIND LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM FUSE 13 FUSE 15 FUSE 23 FUSE 26 GRY WIRE HOT AT ALL TIMES HOT IN START OR RUN IGNITION SWITCH INSTRUMENT CLUSTER JOINT CONNECTOR 1 (IN BATTERY JUNCTION BOX) KEY REMOVAL INHIBIT SOLENOID LT BLU WIRE LT GRN WIRE MICROPROCESSOR NCA WIRE OD OFF ORG/ WIRE PNK WIRE POWERTRAIN CONTROL MODULE (AT RIGHT SIDE ENGINE BULKHEAD) RED WIRE TAN WIRE TRANSMISSION CONTROL SWITCH VIO WIRE W/ DUAL ZONE EATC (IN MAIN HARNESS, NEAR BREAKOUT TO CENTRAL JUNCTION BOX) WHT WIRE YEL WIRE

BATTERY BATTERY JUNCTION BOX (BJB) (LEFT SIDE OF ENGINE COMPT, AT FENDER APRON) BLK WIRE CENTRAL JUNCTION BOX (CJB) (BEHIND LEFT SIDE OF DASH) FUSE 29 FUSE 12 FUSE 23 IGNITION SWITCH LT BLU WIRE LT GRN/VIO WIRE OFF ORG/ WIRE POWERTRAIN CONTROL MODULE (PCM) (AT RIGHT SIDE ENGINE BULKHEAD) RED WIRE RUN WIRE STARTER MOTOR WHT/PNK WIRE YEL WIRE YEL/LT BLU WIRE