Ford Pickup F350 Super Duty (1999-2012) main light switch Wiring diagrams

11 14 (1999) (2000) BLK WIRE BRAKE PEDAL POSITION SWITCH (BEHIND LEFT SIDE OF DASH, ABOVE BRAKE PEDAL) BRN WIRE BRN/WHT WIRE CAB CHASSIS) CAB MARKER LAMPS CARGO/HIGH MOUNT STOP LAMP CENTER HIGH MOUNT STOP LAMP FEED (LEFT REAR OF CHASSIS) DK GRN WIRE DK GRN/YEL WIRE FLASHER RELAY (I/P RELAY BLOCK) FUSE 1 FUSE 13 FUSE 8 GRN WIRE HAZARD SWITCH HEAD HOT AT ALL TIMES I/P RELAY BLOCK (BEHIND DASH, NEAR INSTRUMENT PANEL) INSTRUMENT CLUSTER LEFT FRONT PARK/TURN LAMP LEFT FRONT SIDE MARKER LAMP LEFT REAR PARK/STOP TURN LAMP LEFT TAIL LAMP LT BLU WIRE LT GRN WIRE LT GRN/ORG WIRE LT GRN/RED WIRE LT GRN/WHT WIRE MAIN LIGHT SWITCH OFF ON OFF ORG/ WIRE ORG/LT BLU WIRE PARK PARK LAMP RELAY (2000) PICKUP RED WIRE RED/WHT WIRE RELAY BOX (CENTER OF DASH) RIGHT FRONT PARK/TURN LAMP RIGHT FRONT SIDE MARKER LAMP RIGHT REAR PARK/STOP TURN LAMP RIGHT TAIL LAMP SOLID STATE TAN/WHT WIRE TRAILER ILLUMINATION FEED (UNDER DASH) TRAILER RUNNING LAMP RELAY TRAILER STOP LAMPS FEED (UNDER DASH) TURN RIGHT SWITCH LEFT WARNING SYSTEMS WHT WIRE WHT/LT BLU WIRE WHT/RED WIRE YEL WIRE

22 10 AIR BAG DIAG MOD RESTRAINTS CTL MOD AIR BAG DIAGNOSTIC MODULE OR RESTRAINTS CONTROL MODULE AUXILIARY POWERTRAIN CONTROL MODULE BLK WIRE BLK/LT BLU WIRE BLK/ORG WIRE BRAKE PEDAL POSITION SWITCH CENTRAL JUNCTION BOX DATA LINK CONNECTOR DIESEL ENGINE COOLANT TEMPERATURE SENDER EXTERNAL TEMPERATURE SENDER FRONT TANK FUEL GAUGE SENDER FUEL TANK ASSEMBLY GENERIC ELECTRONIC MODULE GRY WIRE I/P RELAY BLOCK INSTRUMENT CLUSTER LEFT FRONT RIGHT SIDE BACK-UP MARKER LAMP LAMP LEFT LEFT FRONT REAR RUNNING RUNNING BOARD BOARD LAMP LAMP LEFT REAR PARK/ STOP/ TURN LAMP LEFT REAR SIDE LEFT MARKER BACK-UP LAMP LAMP MAIN LIGHT SWITCH NCA WIRE ORG/ WIRE OVERHEAD TRIP COMPUTER MODULE PARKING AID DISABLE SWITCH PASSENGER AIR BAG DEACTIVATION SWITCH PNK WIRE POWERTRAIN CONTROL MODULE REAR RIGHT BODY MARKER BACK-UP LAMP LAMPS REAR TANK FUEL GAUGE SENDER RED WIRE RIGHT LEFT LICENSE LICENSE LAMP LAMP RIGHT LEFT TAIL TAIL LAMP LAMP RIGHT REAR PARK/ STOP/ TURN LAMP RIGHT RIGHT FRONT REAR RUNNING RUNNING BOARD BOARD LAMP LAMP RIGHT RIGHT REAR FRONT SIDE SIDE MARKER MARKER LAMP LAMP SHIFT LOCK ACTUATOR SPEED CONTROL/ HORN SWITCH ASSEMBLY TRAILER RUNNING FLASHER LAMP RELAY RELAY TRAILER/ TRAILER CAMPER GROUND ADAPTER W/ DUAL REAR WHEELS W/ PICKUP BOX W/ W/ DUAL PICKUP REAR BOX WHEELS W/O DUAL REAR WHEELS W/O W/ DUAL DUAL REAR REAR WHEELS WHEELS W/O W/O PICKUP PICKUP BOX BOX WHT WIRE YEL WIRE

AIR CONDITIONING SYSTEM AUTO HEAD AUXILIARY RELAY BOX 2 (AT LEFT REAR SIDE OF ENGINE COMPT) BLK WIRE BLU WIRE BRN WIRE CENTRAL JUNCTION BOX (BEHIND LOWER LEFT SIDE OF DASH) DAYTIME RUNNING LAMPS (DRL) RELAY 2 DAYTIME RUNNING LAMPS RESISTOR (ON LEFT FRONT SIDE OF ENGINE COMPT) DIESEL ENGINE CONTROLS SYSTEM DK BLU WIRE DK BLU/ORG WIRE DK GRN WIRE EARLY PRODUCTION FOG FOG LAMP ILLUMINATION FOG LAMP RELAY FOGLAMP RELAY DIODE (EARLY PRODUCTION) (BEHIND LEFT SIDE OF DASH) FUSE 14 FUSE 27 FUSE 30 FUSE 45 FUSE 46 FUSE 47 FUSE 7 GRY WIRE HEADLAMP RELAY HI BEAM INDICATOR HI PASS PASS LO LO HOT AT ALL TIMES HOT IN RUN HOT IN START OR RUN CENTRAL JUNCTION BOX (BEHIND LOWER LEFT SIDE OF DASH) INSTRUMENT CLUSTER INSTRUMENT CLUSTER SYSTEM LATE PRODUCTION LEFT FRONT FOG LAMP RIGHT FRONT FOG LAMP LEFT HEADLAMP LT BLU WIRE LT GRN WIRE LT GRN/RED WIRE LT LT MAIN LIGHT SWITCH MICROPROCESSOR MULTI- FUNCTION SWITCH OFF ORG/ WIRE PARK BRAKE RELAY DAYTIME RUNNING LAMPS (DRL) RELAY 1 PARK OFF PARKING BRAKE SWITCH (BEHIND LEFT SIDE OF DASH, (ON PARK BRAKE ASSEMBLY) PNK PNK WIRE PNK WIRE PNK/ (ON VEHICLE FLOOR, IN LEFT FRONT FOOTWELL) WIRE RED WIRE RED/BLK WIRE RED/YEL WIRE RIGHT HEADLAMP SUNLOAD SENSOR (ON TOP CENTER OF DASH) TAN WIRE TRANSMISSION SYSTEM VEHICLE SECURITY MODULE (BEHIND LEFT SIDE OF DASH) WHT WIRE WHT/BLK WIRE YEL WIRE

AIR CONDITIONING SYSTEM AUTO HEAD BLK WIRE BLU WIRE BRN WIRE CENTRAL JUNCTION BOX (BEHIND LOWER LEFT SIDE OF DASH) DK BLU WIRE DK BLU/ORG WIRE DK GRN WIRE EARLY PRODUCTION EXCURSION FOG FOG LAMP ILLUMINATION FOG LAMP RELAY FOGLAMP RELAY DIODE (EARLY PRODUCTION) (BEHIND LEFT SIDE OF DASH) FUSE 30 FUSE 46 FUSE 43 FUSE 45 FUSE 47 FUSE 7 GRY WIRE HEADLAMP RELAY HI BEAM INDICATOR HI PASS PASS LO LO HOT AT ALL TIMES HOT IN START OR RUN INSTRUMENT CLUSTER LATE PRODUCTION LEFT FRONT FOG LAMP LEFT HEADLAMP LT BLU WIRE LT GRN WIRE MAIN LIGHT SWITCH MICROPROCESSOR MULTI- FUNCTION SWITCH OFF ORG/ WIRE PARK OFF PNK WIRE RED WIRE RED/BLK WIRE RED/YEL WIRE RIGHT FRONT FOG LAMP RIGHT HEADLAMP SUNLOAD SENSOR (ON TOP CENTER OF DASH) TAN WIRE VEHICLE SECURITY MODULE (BEHIND LEFT SIDE OF DASH) WHT WIRE YEL WIRE

31 (OR 1308) 4 DK AIR BAG ABS IND IND AIR FILTER IND AIR FILTER SENSOR (DIESEL) (ON LEFT SIDE OF ENGINE COMPARTMENT) ANTI-LOCK BRAKES SYSTEM ANTI-THEFT LH TURN ON IND SIGNAL IND (EXCURSION) ANTI-THEFT SYSTEM EXTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM BATTERY SAVER RELAY BLK WIRE BLK/LT BLU WIRE BLK/LT GRN WIRE BLK/ORG WIRE BLK/PNK WIRE BLK/YEL WIRE BLU WIRE BRAKE FLUID LEVEL SWITCH (ON BRAKE FLUID RESERVOIR) BRN WIRE BRN/LT BLU WIRE BRN/WHT WIRE BRN/YEL WIRE CENTRAL JUNCTION BOX (CJB) (BEHIND LOWER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM DEFOGGER SYSTEM DIESEL DIESEL GASOLINE DK BLU/ORG WIRE DK GRN WIRE DK GRN/YEL WIRE ENGINE COOLANT TEMPERATURE EXCURSION FUEL GAUGE FUEL TANK SELECTOR SWITCH FUEL TANK SELECTOR VALVE (LEFT REAR OF CAB) FUEL TANK UNIT (EXCURSION W/ DIESEL, PICKUP W/O CALIFORNIA EMISSIONS) FUSE 33 FUSE 35 FUSE 41 FUSE 45 GASOLINE GRN WIRE GRY/BLK WIRE GRY/LT BLU WIRE HIGH BEAM IND HOT AT ALL TIMES HOT IN RUN OR ACC HOT IN START OR RUN ILLUMINATION (6 BULBS) IND IND INSTRUMENT CLUSTER INTERIOR LAMPS RELAY LOW BRAKE FLUID LEVEL/ PARK BRAKE IND LOW OIL PRESSURE IND 693 402 LOW OIL PRESSURE/ HIGH COOLANT TEMPERATURE IND LT BLU WIRE LT BLU/PNK WIRE LT BLU/RED WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/ORG WIRE LT GRN/RED WIRE LT GRN/WHT WIRE LT GRN/YEL WIRE MAIN LIGHT SWITCH MICROPROCESSOR NCA WIRE ORG/ WIRE ORG/LT BLU WIRE ORG/LT GRN WIRE ORG/RED WIRE OVERHEAD CONSOLE PICKUP PNK WIRE PNK/LT BLU WIRE PNK/ORG WIRE POWERTRAIN CONTROL MODULE (PCM) (LEFT SIDE OF ENGINE COMPT) PRIMARY FUEL SENDER (ON FUEL TANK) RED WIRE RED/YEL WIRE RH TURN 789 1010 SIGNAL IND SECONDARY FUEL SENDER (ON FUEL TANK) SIDE OF FIREWALL) POWERTRAIN CONTROL MODULE (PCM) SPEED CONTROL IND SPEED CONTROL SERVO (IN RIGHT SIDE OF ENGINE COMPT) SPEEDOMETER STARTING/CHARGING SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM INTERIOR LIGHTS SYSTEM TACHOMETER TAN WIRE TAN/LT GRN WIRE TAN/ORG WIRE TRANSMISSION FLUID TEMPERATURE TRANSMISSIONS SYSTEM TRIP COMPUTER MODULE (ON FRONT CENTER OF ROOF) W/ AUXILIARY FUEL TANK W/ ROOF OPENING PANEL W/O AUXILIARY FUEL TANK W/O ROOF OPENING PANEL WAIT TO CHARGE START IND IND (DIESEL) WARNING SYSTEM WATER IN CHECK FUEL IND ENGINE IND WHT WIRE WHT/LT BLU WIRE WHT/RED WIRE YEL WIRE YEL/WHT WIRE

ACCESSORY DELAY RELAY ADJUSTABLE PEDAL SWITCH (HIGHER OPTION CONTENT) AIR BAG SLIDING CONTACT (IN STEERING COLUMN) AUTO OFF AUTOMATIC AIR CONDITIONING BLK LT BLU/ WIRE BLK WIRE BRN WIRE CENTRAL JUNCTION BOX (CJB) (BEHIND LOWER LEFT SIDE OF DASH) CIRCUIT BREAKER 601 DRIVER SIDE DOOR LOCK SWITCH ELECTRONIC AUTOMATIC TEMPERATURE CONTROL (EATC) MODULE (BEHIND CENTER OF DASH) EXCEPT PICKUP W/0 POWER EQUIPMENT FOUR-WHEEL DRIVE SWITCH (W/ ELECTRONIC SHIFT ON THE FLY) FUNCTION SELECTOR SWITCH ASSEMBLY FUSE 17 FUSE 42 HEAD AUTO PARK OFF HEAD PARK HOT AT ALL TIMES INSTRUMENT CLUSTER KEYPAD SWITCH ASSEMBLY LT BLU WIRE LT BLU/RED WIRE MAIN LIGHT SWITCH MANUAL AIR CONDITIONING MESSAGE CENTER MODULE SWITCH MICROPROCESSOR NCA WIRE OVERHEAD CONSOLE (W/ ROOF OPENING PANEL) PARKING AID DISABLE SWITCH (IF EQUIPPED) PASSENGER SIDE DOOR LOCK SWITCH PNK WIRE POWER SLIDING REAR WINDOW SWITCH RADIO STEERING WHEEL/SPEED CONTROL SWITCH TAN/WHT WIRE TO MASTER WINDOW ADJUST SWITCH (DIAGRAM 2 OF 2) UPFITTER SWITCH (IF EQUIPPED) VEHICLE SECURITY MODULE (VSM) (BEHIND LEFT SIDE OF DASH)

A/C CLUTCH RELAY ABS CONTROL MODULE ADJUSTABLE PEDAL SWITCH AUTOMATIC TRANSMISSION AUXILIARY RELAY BOX 3 AUXILIARY RELAY BOX 4 AUXILIARY RELAY BOX 5 (AT LEFT REAR SIDE OF ENGINE COMPT) AUXILIARY RELAY BOX 5 (AT LEFT REAR SIDE OF ENGINE COMPT) BATTERY BATTERY II (DIESEL) BLK WIRE BLK/WHT WIRE BRAKE PEDAL POSITION SWITCH BRN/PNK WIRE CENTRAL JUNCTION BOX (CJB) (BEHIND LOWER LEFT SIDE OF DASH) CLUTCH PEDAL POSITION SWITCH DATA LINK CONNECTOR (DLC) DAYTIME RUNNING LAMPS RESISTOR (W/ DRL) DIESEL DK BLU/ORG WIRE DK GRN WIRE DK GRN/LT GRN WIRE EXCEPT DIESEL EXCEPT DIESEL DIESEL EXTERIOR REAR VIEW MIRROR SWITCH FOUR-WHEEL DRIVE CONTROL MODULE (W/ ELECTRONIC SHIFT ON THE FLY) FROM FUSE 13 (DIAGRAM 1 OF 4) FROM FUSE 602 (DIAGRAM 1 OF 4) FROM IGNITION SWITCH (DIESEL, (DIAGRAM HIGHER OPTION 3 OF 4) CONTENT) FRONT CIGAR LIGHTER FUEL INJECTOR CONTROL MODULE (FICM) POWER RELAY FUSE 1 FUSE 10 FUSE 11 FUSE 111 FUSE 114 FUSE 12 FUSE 13 FUSE 14 FUSE 17 FUSE 18 FUSE 19 FUSE 20 FUSE 31 FUSE 32 FUSE 34 FUSE 4 FUSE 6 FUSE 602 FUSE 7 FUSIBLE LINK A FUSIBLE LINK B GRY WIRE INDICATOR FLASHER RELAY AUXILIARY RELAY BOX 1 (BEHIND LEFT CENTER OF DASH) INSTRUMENT PANEL POWER POINT JUNCTION BLOCK LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN/RED WIRE LT GRN/VIO WIRE MAIN LIGHT SWITCH MANUAL TRANSMISSION MULTI- FUNCTION SWITCH NCA WIRE ORG/ WIRE ORG/LT GRN WIRE ORG/YEL WIRE PASSENGER SIDE FRONT SEAT ADJUST SWITCH PNK PNK WIRE PNK WIRE PNK/WHT WIRE RADIO RADIO FOUR- WHEEL DRIVE CONTROL MODULE RED WIRE RED/ LT GRN WIRE RED/BLK WIRE RED/LT BLU WIRE RIGHT TURN TRAILER TOW RELAY STARTER MOTOR (LOWER RIGHT REAR OF ENGINE) STARTER RELAY TAN/WHT WIRE TAN/YEL WIRE TO FUSE 12 (DIAGRAM 1 OF 4) TO FUSE 35 (DIAGRAM 2 OF 4) TO FUSIBLE LINKS (DIAGRAM 2 OF 4) TRANSFER CASE HIGH TO LOW RELAY TRANSFER CASE LOW TO HIGH RELAY VEHICLE SECURITY MODULE (VSM) (W/ REMOTE KEYLESS ENTRY ) W/ REMOTE KEYLESS ENTRY WHT WIRE WHT/PNK WIRE WHT/VIO WIRE YEL/BLK WIRE

ALL LOCK RELAY ALL UNLOCK RELAY BLK WIRE BLK/WHT WIRE BRN WIRE DRIVER UNLOCK RELAY FUSE 26 FUSE 8 GENERIC ELECTRONIC MODULE (BEHIND LOWER LEFT SIDE OF DASH) HEAD HOT AT ALL TIMES LEFT FRONT DOOR LOCK MOTOR LEFT POWER DOOR LOCK SWITCH LEFT REAR DOOR LOCK MOTOR (CREW CAB ONLY) LOCK LT BLU WIRE LT GRN/YEL WIRE MAIN LIGHT SWITCH OFF PARK PARK LAMP RELAY PNK/BLK WIRE PNK/LT BLU WIRE PNK/LT GRN WIRE PNK/ORG WIRE PNK/YEL WIRE POWER DISTRIBUTION BOX (IN LEFT SIDE OF ENGINE COMPT, ON TOP OF WHEELWELL) RIGHT FRONT DOOR LOCK MOTOR RIGHT POWER DOOR LOCK SWITCH RIGHT REAR DOOR LOCK MOTOR (CREW CAB ONLY) RKE RELAY BOX (IN CENTER OF DASH) TAN/WHT WIRE UNLK

ALL LOCK RELAY ALL UNLOCK RELAY BATTERY JUNCTION BOX (IN LEFT SIDE OF ENGINE COMPT, ON TOP OF WHEELWELL) BLK WIRE BLK/WHT WIRE BRN WIRE DRIVER UNLOCK RELAY FUSE 26 FUSE 8 GENERIC ELECTRONIC MODULE (BEHIND LOWER LEFT SIDE OF DASH) HEAD HOT AT ALL TIMES LEFT FRONT DOOR LOCK ACTUATOR LEFT POWER DOOR LOCK SWITCH LEFT REAR DOOR LOCK ACTUATOR LOCK LT BLU WIRE LT GRN/YEL WIRE MAIN LIGHT SWITCH OFF PARK PARK LAMP RELAY PNK/BLK WIRE PNK/LT GRN WIRE PNK/ORG WIRE PNK/YEL WIRE RED/ORG WIRE RELAY BOX (BEHIND CENTER OF DASH) RIGHT FRONT DOOR LOCK ACTUATOR RIGHT POWER DOOR LOCK SWITCH RIGHT REAR DOOR LOCK ACTUATOR TAN/WHT WIRE UNLK VIO/LT BLU WIRE

ALL LOCK RELAY ALL UNLOCK RELAY BATTERY JUNCTION BOX (IN LEFT SIDE OF ENGINE COMPT, ON TOP OF WHEELWELL) BLK WIRE BLK/WHT WIRE BRN WIRE DRIVER UNLOCK RELAY FUSE 26 FUSE 8 GENERIC ELECTRONIC MODULE (BEHIND LOWER LEFT SIDE OF DASH) HEAD HOT AT ALL TIMES LEFT DOOR LOCK ACTUATOR LEFT POWER DOOR LOCK SWITCH LOCK LT BLU WIRE LT GRN/YEL WIRE MAIN LIGHT SWITCH OFF PARK PARK LAMP RELAY PNK/BLK WIRE PNK/LT GRN WIRE PNK/ORG WIRE PNK/YEL WIRE RED/ORG WIRE RELAY BOX (BEHIND CENTER OF DASH) RIGHT DOOR LOCK ACTUATOR RIGHT POWER DOOR LOCK SWITCH TAN/WHT WIRE UNLK VIO/LT BLU WIRE