Mercury Mountaineer II (2001-2005) fuse 21 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

ABS CONTROL MODULE (EXCEPT POLICE OPTION) (LEFT FRONT SIDE OF ENGINE COMPT) AUTO BATTERY JUNCTION BOX (BJB) (LEFT SIDE OF ENGINE COMPT, AT FENDER APRON) BATTERY JUNCTION BOX (BJB) (W/O DRL) OR UNDERHOOD AUXILIARY JUNCTION BLK WIRE BOX (AJB) (W/ DRL) BRAKE PEDAL POSITION SWITCH (ABOVE BRAKE PEDAL) BRAKE PEDAL RELAY (EXCEPT POLICE OPTION) BRN WIRE BRN/YEL WIRE CENTRAL JUNCTION BOX (CJB) (BEHIND LEFT SIDE OF DASH) CENTRAL SECURITY MODULE (BEHIND RIGHT REAR SEAT) DK BLU/WHT WIRE DK GRN WIRE EXCEPT POLICE OPTION FUSE 16 FUSE 21 FUSE 23 FUSE 5 HAZARD HEAD PARK OFF HIGH MOUNTED STOPLAMP HOT AT ALL TIMES HOT IN RUN OR START INDICATOR FLASHER RELAY INSTRUMENT CLUSTER INSTRUMENT CLUSTER LEFT TURN INDICATOR J/C 3 J/C 4 LEFT FRONT SIDE LAMP LEFT LICENSE PLATE LAMP LEFT RE- PEATER LAMP LEFT FRONT PARK/ TURN LAMP LEFT REAR PARK/ STOP/ TURN LAMP LEFT REAR SIDE LAMP LEFT TAIL LAMP LEFT TURN LT BLU WIRE LT BLU/RED WIRE LT GRN WIRE LT GRN/ORG WIRE LT GRN/RED WIRE LT GRN/WHT WIRE MAIN LIGHT SWITCH MULTI- FUNCTION SWITCH NCA WIRE PARKING LAMP TRAILER TOW RELAY REAR AUXILIARY JUNCTION BOX (AJB) (RIGHT "D" PILLAR) RED/LT GRN WIRE RIGHT FRONT PARK/ TURN LAMP RIGHT FRONT SIDE LAMP RIGHT LICENSE PLATE LAMP RIGHT RE- PEATER LAMP RIGHT REAR PARK/ STOP/ TURN LAMP RIGHT REAR SIDE LAMP RIGHT TAIL LAMP RIGHT TURN RIGHT TURN INDICATOR STOP LAMP ISOLATION RELAY TAN WIRE TAN/WHT WIRE TRAILER ELECTRONIC BRAKE CONTROL MODULE (UNDER LEFT SIDE DASH PANEL) TRAILER TOW CIRCUIT VIO/WHT WIRE WHT/LT BLU WIRE WHT/RED WIRE

AUTO PARK OFF BATTERY JUNCTION BOX (BJB) (LEFT SIDE OF ENGINE COMPT, AT FENDER APRON) BLK WIRE BRAKE PEDAL POSITION SWITCH (ABOVE BRAKE PEDAL) BRN WIRE BRN/YEL WIRE CENTRAL JUNCTION BOX (CJB) (BEHIND LEFT SIDE OF DASH) CENTRAL SECURITY MODULE (BEHIND RIGHT REAR SEAT) DK BLU/WHT WIRE DK GRN WIRE FUSE 16 FUSE 21 FUSE 23 FUSE 5 HAZARD HEAD HIGH MOUNTED STOPLAMP HOT AT ALL TIMES HOT IN RUN OR START INDICATOR FLASHER RELAY INSTRUMENT CLUSTER INSTRUMENT CLUSTER LEFT TURN INDICATOR J/C 3 J/C 4 LEFT FRONT SIDE LAMP LEFT LICENSE PLATE LAMP LEFT RE- PEATER LAMP LEFT FRONT PARK/ TURN LAMP LEFT REAR PARK/ STOP/ TURN LAMP LEFT REAR SIDE LAMP LEFT TAIL LAMP LEFT TURN LT BLU WIRE LT BLU/RED WIRE LT GRN WIRE LT GRN/ORG WIRE LT GRN/RED WIRE LT GRN/WHT WIRE MAIN LIGHT SWITCH MULTI- FUNCTION SWITCH NCA WIRE PARKING LAMP TRAILER TOW RELAY REAR AUXILIARY JUNCTION BOX (AJB) (RIGHT "D" PILLAR) RIGHT FRONT PARK/ TURN LAMP RIGHT FRONT SIDE LAMP RIGHT LICENSE PLATE LAMP RIGHT RE- PEATER LAMP RIGHT REAR PARK/ STOP/ TURN LAMP RIGHT REAR SIDE LAMP RIGHT TAIL LAMP RIGHT TURN RIGHT TURN INDICATOR TAN/BLK WIRE TAN/WHT WIRE TRAILER ELECTRONIC BRAKE CONTROL MODULE (UNDER LEFT SIDE DASH PANEL) TRAILER TOW CIRCUIT VIO/WHT WIRE WHT/LT BLU WIRE WHT/RED WIRE

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

A/C CLUTCH RELAY ACCESSORY DELAY RELAY AUDIO UNIT DVD PLAYER AUXILIARY JUNCTION BOX (AJB) (UNDERHOOD) (W/ DRL) BATTERY JUNCTION BOX (BJB) (LEFT SIDE OF ENGINE COMPARTMENT, AT FENDER APRON) BLK WIRE BLK/LT GRN WIRE BRAKE PEDAL POSITION SWITCH BRAKE PEDAL RELAY STOP LAMP ISOLATION RELAY BRN WIRE CENTRAL JUNCTION BOX (CJB) (BEHIND LEFT SIDE OF DASH) CENTRAL SECURITY MODULE DK BLU WIRE DK GRN WIRE DRIVER HEATED SEAT MODULE DRIVER SEAT MODULE LEFT POWER SEAT SWITCH ELECTRONIC AUTOMATIC TEMPERATURE CONTROL (EATC) MODULE EXCEPT POLICE FROM CIRCUIT BREAKER 47 (BJB) (DIAGRAM 1 OF 4) FROM FUSE 1 (BJB) (DIAGRAM 1 OF 4) FROM FUSE 23 (BJB) (DIAGRAM 1 OF 4) FROM FUSE 24 (CJB) (DIAGRAM 4 OF 4) FROM IGNITION RELAY (BJB) (DIAGRAM 1 OF 4) FUSE 1 FUSE 10 FUSE 15 FUSE 19 FUSE 2 FUSE 21 FUSE 22 FUSE 23 FUSE 3 FUSE 5 GRY WIRE HIGH BEAM RELAY INDICATOR FLASHER RELAY INSTRUMENT CLUSTER JOINT CONNECTOR 1 LT BLU WIRE LT GRN WIRE MAIN LIGHT SWITCH MULTI- FUNCTION SWITCH NCA WIRE ORG/ WIRE PASSENGER HEATED SEAT MODULE POWERTRAIN CONTROL MODULE (PCM) REAR WINDOW DEFROST RELAY RED WIRE REDUNDANT PEDAL SWITCH ROOF OPENING PANEL MOTOR ASSEMBLY STOP LAMP ISOLATION RELAY SUBWOOFER AMPLIFIER TEMPERATURE BLEND DOOR ACTUATOR DRIVER HEATED SEAT MODULE TO FUSE 12 (CJB) (DIAGRAM 4 OF 4) VIO WIRE W/ DVD PLAYER W/ MEMORY W/O MEMORY WHT WIRE WINDSHIELD WIPER MOTOR YEL WIRE