Automatic a/c circuit for BMW M3 E90 (2007-2013)
Automatic a/c circuit (1 of 2)
1 2 3 4 5 6 7 8 9 10 11 12 GND
1 2 3 4 5 6 7 8 9 10 11 GND CAN BUS SIG CAN BUS SIG
1 2 3 4 5 6 7 8 LIN BUS SIG STEPPER GND STEPPER SPLY SENS SIG SENS SIG
9 10 11 12 SENS GND
A/C COMPRESSOR CONTROL VALVE
AIR DISTRIBUTION MICRO SWITCH (CENTER OF DASH)
AUC SENSOR (RIGHT REAR OF ENGINE COMPT)
AUXILIARY WATER PUMP (LEFT REAR OF
BLK WIRE
BLK/BRN WIRE
BLK/GRN WIRE
BLK/GRY WIRE
BLK/YEL WIRE
BLOWER MOTOR (BEHIND RIGHT SIDE OF DASH)
BLOWER OUTPUT STAGE
BLOWER SIG SENS GRD
BLU WIRE
BLU/GRN WIRE
BLU/GRY WIRE
BLU/WHT WIRE
BLU/YEL WIRE
BRN WIRE
BRN/BLK WIRE
CENTER CONSOLE SWITCH CENTER
COMPUTER DATA LINES SYSTEM
CONDENSATION SENSOR (CENTER OF WINDSHIELD)
COOLANT PRESSURE SENSOR (RIGHT FRONT OF ENGINE COMPT)
ELECTRONICS JUNCTION BOX
ENGINE COMPT)
EVAPORATOR TEMPERATURE SENSOR (CENTER OF DASH)
FOOTWELL TEMPERATURE SENSOR (CENTER OF DASH)
FUSE 06
FUSE 16
FUSE 28
FUSE 77
FUSE 88
GRN WIRE
GRN/RED WIRE
HEATER
HEATING/AIR CONDITIONING SYSTEM (CENTER OF DASH, ABOVE RADIO)
HOT AT ALL TIMES
HOT W/
HOT W/ DME RELAY ENERGIZED
HOT W/ TERMINAL
HOT W/ TERMINAL 15 15 RELAY ENERGIZED
INDEPENDENT HEATING CIRCUIT
JUNCTION BOX
MIXING AIR CONTROL
NCA WIRE
ORG/GRN WIRE
REAR COMPARTMENT FRESH AIR GRILLE
RED WIRE
RED/GRN WIRE
RED/GRY WIRE
RED/VIO WIRE
RED/YEL WIRE
RELAY ENERGIZED
ROOF FUNCTION CONTROL CENTER
SENS SIG SENS SIG
SENS SPLY
SOLAR SENSOR (TOP CENTER OF DASH)
VENTILATION TEMPERATURE SENSOR (CENTER OF DASH)
WATER VALVE (LEFT SIDE OF AUXILIARY WATER PUMP)
WHT WIRE
WHT/BLU WIRE
WHT/BRN WIRE
WHT/GRN WIRE
WHT/GRY WIRE
WHT/RED WIRE
YEL WIRE
YEL/BRN WIRE
YEL/RED WIRE
Automatic a/c circuit (2 of 2)
AIR DISTRIBUTION FLAP MOTOR (CENTER OF DASH, ABOVE RADIO)
BLK/BLU WIRE
BLU WIRE
BLU/RED WIRE
BRN WIRE
BRN/ORG WIRE
COMPUTER DATA LINES SYSTEM
DEFROSTER FLAP MOTOR (BEHIND RIGHT SIDE OF DASH)
DME CONTROL MODULE (RIGHT REAR OF
ELECTRIC FAN (FRONT OF ENGINE COMPT)
ELECTRIC FAN CUTOFF RELAY (RIGHT PLENUM CHAMBER E-BOX)
ENGINE COMPT)
ENGINE COOLANT TEMPERATURE SENSOR
FOOTWELL FLAP MOTOR (CENTER OF DASH, ABOVE RADIO)
FRESH AIR/ RECIRCULATED AIR FLAP MOTOR (BEHIND RIGHT SIDE OF DASH)
FRONT MIXING FLAP MOTOR (LEFT SIDE OF DASH)
FUSE
GRN WIRE
HOT AT ALL TIMES
LEFT MIXED AIR FLAP MOTOR (CENTER OF DASH, ABOVE RADIO)
MIXER FLAP MOTOR (CENTER OF DASH, ABOVE RADIO)
NCA WIRE
REAR COMPARTMENT MIXING AIR FLAP MOTOR (UNDER RIGHT SIDE OF DASH)
REAR FUSE HOLDER (RIGHT SIDE OF REAR COMPT)
RED WIRE
RED/GRN WIRE
RIGHT MIXED AIR FLAP MOTOR (CENTER OF DASH, ABOVE RADIO)
VENTILATION FLAP MOTOR
WHT/RED WIRE
YEL/GRN WIRE