Ford Econoline E150 (1997-2012) note: pcm power relay energized w/ignition switch in run or start position 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

A/C CLUTCH RELAY A/C CLUTCH SOLENOID A/C COMPRESSOR CLUTCH DIODE A/C DEMAND SIGNAL A/C ON INPUT SIGNAL A/C RELAY CONTROL A/C SWITCH BATTERY JUNCTION BOX (IN LEFT FRONT OF ENGINE COMPARTMENT) BLK WIRE BLK/YEL WIRE BLOWER MOTOR BLOWER MOTOR RELAY CENTRAL JUNCTION BOX LEFT SIDE OF DASH, NEAR KICK PANEL) FUSE 13 FUSE 26 FUSE 9 FUSED BLOWER MOTOR FEED GRY WIRE HOT AT ALL TIMES HOT IN NOTE: PCM POWER RELAY ENERGIZED W/IGNITION SWITCH IN RUN OR START POSITION ORG/RED WIRE PCM POWER RELAY PNK WIRE PNK/YEL WIRE RED WIRE RED/YEL WIRE RUN WIRE VIO WIRE WHT WIRE YEL WIRE YEL/RED WIRE

A/C CLUTCH CYCLING PRESSURE SWITCH (IN RIGHT FRONT OF ENGINE COMPARTMENT) A/C CLUTCH RELAY A/C CLUTCH SOLENOID A/C COMPRESSOR CLUTCH DIODE A/C HIGH PRESSURE SWITCH (IN RIGHT FRONT OF ENGINE COMPARTMENT) A/C ON INPUT SIGNAL A/C RELAY CONTROL BATTERY JUNCTION BOX (IN LEFT 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) FRONT FUNCTION SELECTOR SWITCH ASSEMBLY FUSE 13 FUSE 9 GRN WIRE HOT AT ALL TIMES HOT IN RUN LT LT MAX A/C MIX OFF DEFROST NORM A/C FLOOR VENT MAX A/C MIX OFF DEFROST NOTE: PCM POWER RELAY ENERGIZED W/IGNITION SWITCH IN RUN OR START POSITION PCM POWER RELAY PNK WIRE PNK/ (BEHIND CENTER OF DASH) WIRE PNK/LT BLU WIRE RED WIRE TAN/LT GRN WIRE TO BLOWER MOTOR RELAY (DIAGRAM 2 OF 2) VENT NORM A/C FLOOR VIO WIRE WHT WIRE YEL WIRE