Ford Econoline E150 (1997-2012) function selector switch Wiring diagrams

A/C CLUTCH CYCLING PRESSURE SWITCH (IN RIGHT FRONT OF ENGINE COMPARTMENT) A/C CLUTCH RELAY A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH DIODE A/C PRESSURE CUT-OUT SWITCH (IN RIGHT FRONT OF ENGINE COMPARTMENT) BATTERY JUNCTION BOX (IN LEFT FRONT OF ENGINE COMPARTMENT) BLEND DOOR ACTUATOR (BEHIND RIGHT SIDE OF DASH, ON A/C-HEATER PLENUM) BLK WIRE CENTRAL JUNCTION BOX LEFT SIDE OF DASH, NEAR KICK PANEL) FUNCTION SELECTOR SWITCH FUSE 13 FUSE 26 FUSE 9 GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN RUN LT LT MAX A/C DEF/FLR OFF DEFROST NORM A/C FLOOR VENT MAX A/C DEF/FLR OFF DEFROST NOTE: PCM POWER RELAY ENERGIZED W/IGNITION SWITCH IN RUN OR START POSITION PCM POWER RELAY PNK WIRE RED WIRE TEMPERATURE CONTROL SWITCH TO BLOWER MOTOR RELAY (DIAGRAM 2 OF 2) VENT NORM A/C FLOOR VIO WIRE WHT WIRE YEL WIRE

5.4L, 5.4L NGV, 6.8L 7.3L DI TURBO DIESEL A/C CLUTCH CYCLING PRESSURE SWITCH (IN RIGHT FRONT OF ENGINE COMPARTMENT) A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH DIODE A/C PRESSURE CUT-OUT SWITCH (IN RIGHT FRONT OF ENGINE COMPARTMENT) BLEND DOOR ACTUATOR (BEHIND RIGHT SIDE OF DASH, ON A/C-HEATER PLENUM) BLK WIRE BLK/YEL WIRE CENTRAL JUNCTION BOX LEFT SIDE OF DASH, NEAR KICK PANEL) FUNCTION SELECTOR SWITCH FUSE 13 GRN WIRE HOT IN RUN MAX A/C DEF/FLR OFF DEFROST NORM A/C FLOOR VENT MAX A/C DEF/FLR OFF DEFROST PNK WIRE RED WIRE TEMPERATURE CONTROL SWITCH TO BLOWER MOTOR RELAY (DIAGRAM 2 OF 2) VENT NORM A/C FLOOR VIO WIRE WHT WIRE YEL WIRE

A/C CLUTCH CYCLING PRESSURE SWITCH (RIGHT FRONT OF ENGINE COMPARTMENT) A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH A/C COMRESSOR CLUTCH DIODE A/C COMRESSOR CLUTCH DIODE A/C PRESSURE CUT-OUT SWITCH (RIGHT FRONT OF ENGINE COMPARTMENT) AUXILIARY A/C-HEATER BLOWER SWITCH AUXILIARY BLOWER MOTOR AUXILIARY BLOWER MOTOR RELAY (LEFT REAR CORNER OF VEHICLE, ABOVE WHEELWELL) AUXILIARY BLOWER RESISTOR AUXILIARY HIGH BLOWER MOTOR RELAY (LEFT REAR CORNER OF VEHICLE, ABOVE WHEELWELL) BLEND DOOR ACTUATOR (BEHIND RIGHT SIDE OF DASH) BLK WIRE BLK/YEL WIRE BLOWER MOTOR BLOWER MOTOR RELAY BLOWER MOTOR RESISTOR (RIGHT REAR OF ENGINE COMPARTMENT, NEAR BLOWER MOTOR) BLU WIRE BRN WIRE DIESEL GASOLINE DK (REAR HARNESS, NEAR BREAKOUT ALONG LEFT "B" PILLAR, NEAR ROOF) DK REAR AUXILIARY BLOWER SWITCH OFF LT HI ENGINE COMPARTMENT FUSE BOX ENGINE COMPARTMENT FUSE BOX FUSE 16 FRONT BLOWER SWITCH FUNCTION SELECTOR SWITCH FUSE 13 GASOLINE DIESEL GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT IN RUN I/P FUSE PANEL LO HI LO/ REAR LT BLU/ORG WIRE LT GRN WIRE MAX A/C DEF/FLR OFF DEFROST NORM A/C FLOOR VENT MAX A/C DEF/FLR OFF DEFROST OFF HI ORG/ WIRE ORG/BLK WIRE ORG/RED WIRE PNK WIRE PNK/BLK WIRE PPL RED WIRE RED/ORG WIRE RED/WHT WIRE RED/YEL WIRE TEMPER- ATURE CONTROL SWITCH VANS, WAGONS CUTAWAYS VENT NORM A/C FLOOR W/ REAR CONTROL W/O REAR CON- TROL WHT WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

AUXILIARY BLOWER MOTOR (ABOVE LEFT REAR WHEELWELL) AUXILIARY BLOWER MOTOR RELAY (IN LEFT REAR CORNER OF VEHICLE, ABOVE WHEELWELL) AUXILIARY BLOWER RESISTOR (ABOVE LEFT REAR WHEELWELL) AUXILIARY HEATER BLOWER SWITCH BATTERY JUNCTION BOX (IN LEFT FRONT OF ENGINE COMPARTMENT) BLEND DOOR ACTUATOR (BEHIND RIGHT SIDE OF DASH, ON A/C-HEATER PLENUM) BLK WIRE BLOWER MOTOR (ON RIGHT SIDE OF ENGINE COMPARTMENT) BLOWER MOTOR RELAY BLOWER MOTOR RESISTOR (IN RIGHT REAR OF ENGINE COMPARTMENT) BLU WIRE BRN WIRE CENTRAL JUNCTION BOX LEFT SIDE OF DASH, NEAR KICK PANEL) DEFROST DK REAR AUXILIARY BLOWER SWITCH LT HI FLOOR VENT DEF/FLR FRONT BLOWER SWITCH FUNCTION SELECTOR SWITCH FUSE 13 FUSE 16 GRN WIRE HOT AT ALL TIMES HOT IN RUN LO HI LT BLU/ORG WIRE LT DK LT GRN WIRE OFF OFF HI ORG/ WIRE ORG/BLK WIRE ORG/RED WIRE PNK WIRE PNK/BLK WIRE RED WIRE RED/ORG WIRE RED/WHT WIRE TEMPER- ATURE CONTROL SWITCH VANS, WAGONS CUTAWAYS VIO WIRE W/ REAR CONTROL W/AUXILIARY HEAT W/O REAR CON- TROL WHT WIRE YEL WIRE YEL/RED WIRE

.25 OHMS +/- 10% .8 OHMS +/- 10% 2.7 OHMS +/- 10% AUXILIARY BLOWER MOTOR (ABOVE LEFT REAR WHEELWELL) AUXILIARY BLOWER MOTOR RELAY (IN LEFT REAR CORNER OF VEHICLE, ABOVE WHEELWELL) AUXILIARY BLOWER RESISTOR (ABOVE LEFT REAR WHEELWELL) AUXILIARY HEATER BLOWER SWITCH BATTERY JUNCTION BOX (IN LEFT FRONT OF ENGINE COMPARTMENT) BLEND DOOR ACTUATOR (BEHIND RIGHT SIDE OF DASH, ON A/C-HEATER PLENUM) BLK WIRE BLOWER MOTOR (ON RIGHT SIDE OF ENGINE COMPARTMENT) BLOWER MOTOR RELAY BLOWER MOTOR RESISTOR (IN RIGHT REAR OF ENGINE COMPARTMENT) BLU WIRE BRN WIRE CENTRAL JUNCTION BOX LEFT SIDE OF DASH, NEAR KICK PANEL) DEFROST FLOOR VENT DEF/FLR FRONT BLOWER SWITCH MH ML HIGH LOW FUNCTION SELECTOR SWITCH FUSE 13 FUSE 16 GRN WIRE HOT AT ALL TIMES HOT IN RUN LT BLU/ORG WIRE LT GRN WIRE OFF OFF HIGH MH ML ORG/ WIRE ORG/BLK WIRE ORG/RED WIRE PNK WIRE PNK/ (MAIN HARNESS, NEAR BREAKOUT TO RADIO) WIRE PNK/BLK WIRE REAR AUXILIARY BLOWER SWITCH RED WIRE RED/ORG WIRE RED/WHT WIRE SEE DK NOTE BELOW TEMPER- ATURE CONTROL SWITCH THERMAL .8 2.7 .25 LIMITER OHMS OHMS OHMS +/- +/- +/- 10% 10% 10% THERMAL LIMITER VANS, WAGONS CUTAWAYS VIO WIRE W/ REAR CONTROL W/AUXILIARY HEAT W/O REAR CON- TROL WHT WIRE YEL WIRE YEL/RED WIRE