BMW 5 series E34 (1988-1996) hot at all times Wiring diagrams

BLK/BLU WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/RED WIRE BLK/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/VIO WIRE BRN/YEL WIRE GENERAL MODULE (REAR POWER DISTRIBUTION BOX) GRY/BRN WIRE HOT AT ALL TIMES INT (REAR) SINGLE WIPE (REAR) INTENSIVE NCA WIRE OFF REAR POWER DISTRIBUTION BOX (BELOW LEFT SIDE OF REAR SEAT) FUSE REAR WINDOW OPENING SWITCH REAR WINDOW WASHER PUMP (RIGHT SIDE OF LUGGAGE COMPARTMENT) REAR WINDOW WIPER MOTOR REAR WIPER/WASHER INTERVAL CONTROL MODULE (RIGHT SIDE OF LUGGAGE COMPARTMENT) RED WIRE RED/WHT WIRE RELAY MODULE (REAR POWER DISTRIBUTION BOX) SINGLE WIPE OFF INT NORM FAST VIO WIRE VIO/WHT WIRE WHT WIRE WIPER/WASHER SWITCH

8 5 W/ EGS W/O EGS AUTOMATIC TRANSMISSION RANGE SWITCH B+ JUMP BATTERY BLK WIRE BLK/GRN WIRE BLK/YEL WIRE BRN WIRE FRONT POWER DISTRIBUTION BOX (REAR LEFT SIDE OF ENGINE COMPARTMENT) GENERAL MODULE GRN WIRE HOT AT ALL TIMES HOT IN RUN AND START FUSE IGNITION SWITCH INTEGRATED CLIMATE REGULATION CONTROL MODULE JUNCTION POINT LEFT FOOTWELL) LOCK ON-BOARD COMPUTER RED WIRE RUN WIRE STARTER STARTER IMOBILIZATION RELAY (IN FRONT POWER DISTRIBUTION BOX) W/ EGS W/O EGS W/ EGS YEL WIRE

ABBF- ABF- AUSF BLU/BLK WIRE BLU/VIO WIRE BLU/VIO/YEL WIRE BLU/WHT WIRE BRN (OR WIRE BRN WIRE BRN/BLK WIRE BRN/ORG WIRE CHECK CONTROL MODULE (FRONT POWER DIST BOX) CONTACT RINGS DATA LINK CONNECTOR (NEAR E-BOX, LEFT) DRIVER'S AIRBAG GAS GENERATOR DRIVER'S SEAT BELT SWITCH (IN SEAT BELT BUCKLE) GKBF GKF HOT AT ALL TIMES HOT IN ACCY, RUN AND START IGNITION SWITCH OFF INSTRUMENT CLUSTER AIR BAG INDICATOR NCA WIRE PASSENGER'S AIRBAG GAS GENERATOR PASSENGER'S SEAT BELT SWITCH (IN SEAT BELT BUCKLE) REAR POWER DISTRIBUTION BOX (BEHIND LEFT SIDE OF REAR SEAT) FUSE RUN WIRE SBE SEAT OCCUPANCY DETECTOR (LATE PROD. 1994, ALL 1995) (UNDER RIGHT FRONT SEAT) TXD (IN REAR HARNESS, BEHIND LEFT REAR SEAT) VIO WIRE VIO/ BLU WIRE VIO/BLU WIRE VIO/WHT WIRE WHT/ VIO WIRE WHT/RED WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE

BLK/RED WIRE BRN/ORG WIRE CHIME MODULE (BELOW LEFT SIDE OF DASH) CONTROL FRONT POWER DISTRIBUTION BOX (REAR LEFT SIDE OF ENGINE COMPT) FUSE HOT AT ALL TIMES INSTRUMENT CLUSTER ON-BOARD COMPUTER (CENTER CONSOLE) RED/YEL WIRE SOUND TONE SIGNAL WHT/BLU WIRE WHT/RED WIRE

20 15 DATA LINK CONNECTOR (PARTIAL) (NEAR E-BOX) AUXILIARY RELAY BOX (LEFT SIDE OF ENGINE COMPT.) AUXILIARY THROTTLE POSITION MOTOR (LEFT FRONT SIDE OF ENGINE COMPT.) AUXILIARY THROTTLE POSITION SENSOR BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BRN WIRE BRN/ORG WIRE BRN/VIO WIRE ENGINE CONTROL MODULE (DME) (IN E-BOX) FUSE GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT IN RUN OR START NCA WIRE RED WIRE RED/GRY WIRE RED/GRY/YEL WIRE SLIP CONTROL MODULE (ABS/ASC) (IN E-BOX) WHT/VIO WIRE YEL WIRE

"CHECK ENGINE" IND CTRL #1 #2 #3 #4 #5 #6 #7 B+ JUNCTION POINT (BEHIND RIGHT FRONT SHOCK TOWER, IN ELECTRONICS BOX) BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CARBON CANISTER (BEHIND LEFT FOG LIGHT) MASS AIR FLOW SENSOR COM- RESSOR CONTROL RELAY ECM RELAY SIG IGN GND ELECTRONIC THROTTLE CONTROL CIRCUIT ENGINE CONTROL MODULE (BEHIND RIGHT FRONT SHOCK TOWER, IN ELECTRONICS BOX) ENGINE SPEED IN FUEL CONSUM IN VEHICLE SPEED OUT FUEL INJ #5 FUEL INJ #8 FUEL INJ #3 GND FUEL INJ #2 EVAP EMISS SIG FUEL INJECTORS #8 GRN WIRE GRY WIRE GRY/BLU WIRE GRY/YEL WIRE HOT AT ALL TIMES IGNITION COILS (TOP RIGHT SIDE OF ENGINE, ABOVE RESPECTIVE CYLINDERS) INSTRUMENT CLUSTER MAF SENS GND (HLM) IGN MONITOR CRANKSHAFT SIG (KWG) CAMSHAFT SIG (NWG) NCA WIRE ORG/ WIRE RED WIRE RED/BLU WIRE RED/WHT WIRE SHIELDED WIRES SLIP CONTROL MODULE SPARK PLUG #1 SPARK PLUG #2 SPARK PLUG #3 SPARK PLUG #4 THROTTLE ANGLE VIO WIRE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE

A/C SYSTEM BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLK/RED WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/ORG WIRE BRN/VIO WIRE CYL 1-2 CYL 3-4 CYL 7-8 CYL. 1-4 HEATED OXYGEN SENSOR (IN EXHAUST PIPE) CYL. 5-6 CYL. 5-8 HEATED OXYGEN SENSOR (IN EXHAUST PIPE) DATA LINK CONNECTOR (PARTIAL) (RIGHT REAR OF ENGINE COMPARTMENT) DRIVE SLIPS CTRL CAN SHIELD CAN-L CAN-H DIAGNOSIS (RXD) DIAGNOSIS (TXD) ENIGINE CONTROL MODULE (BEHIND RIGHT FRONT SHOCK TOWER, IN ELECTRONICS BOX) GRN WIRE GRN/BLU WIRE GRN/VIO WIRE GRY WIRE HEADLIGHT SWITCH, HEADLIGHT, FOGLIGHTS (U.S. MODELS) HEADLIGHTS ON SIG ENGINE DRAG TORQUE HOT AT ALL TIMES IGNITION SWITCH INTAKE AIR TEMP SENS ENG COOL TEMP SENS INTEGRATED CLIMATE REG. CONTROL PANEL KNOCK SENSORS (TOP OF ENGINE) NCA WIRE NORMAL SPEED RELAY, PRESSURE SWITCH OFF ON-BOARD COMPUTER ORG/ WIRE RED WIRE RED/BLU WIRE RED/WHT WIRE RUN WIRE S-EML SHIELD SLIP CONTROL MODULE (IN ELECTRONICS BOX) THROTTLE POS SENS TRANSMISSION CONTROL MODULE (IN ELECTRONICS BOX) VIO WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/GRN WIRE YEL/RED WIRE

"CHECK ENGINE" IND CTRL #1 #2 #3 #4 #5 #6 #7 B+ JUNCTION POINT (BEHIND RIGHT FRONT SHOCK TOWER, IN ELECTRONICS BOX) BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CARBON CANISTER (BEHIND LEFT FOG LIGHT) MASS AIR FLOW SENSOR COM- RESSOR CONTROL RELAY ECM RELAY SIG IGN GND ENGINE CONTROL MODULE (BEHIND RIGHT FRONT SHOCK TOWER, IN ELECTRONICS BOX) ENGINE SPEED IN FUEL CONSUM IN VEHICLE SPEED OUT FUEL INJ #5 FUEL INJ #8 FUEL INJ #3 GND FUEL INJ #2 EVAP EMISS SIG FUEL INJECTORS #8 GRN WIRE GRY WIRE GRY/BLU WIRE GRY/YEL WIRE HOT AT ALL TIMES IGNITION COILS (TOP RIGHT SIDE OF ENGINE, ABOVE RESPECTIVE CYLINDERS) INSTRUMENT CLUSTER MAF SENS GND (HLM) IGN MONITOR CRANKSHAFT SIG (KWG) CAMSHAFT SIG (NWG) NCA WIRE ORG/ WIRE RED WIRE RED/BLU WIRE RED/WHT WIRE SEC AIR PUMP SHIELDED WIRES SLIP CONTROL MODULE SPARK PLUG #1 SPARK PLUG #2 SPARK PLUG #3 SPARK PLUG #4 THROTTLE ANGLE VIO WIRE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE

A/C SYSTEM B+ JUMP START JUNCTION POINT (RIGHT SIDE OF ENGINE COMPT.) BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/RED WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/ORG WIRE BRN/VIO WIRE CYL 1-2 CYL 3-4 CYL 7-8 CYL. 1-4 HEATED OXYGEN SENSOR (IN EXHAUST PIPE) CYL. 5-6 CYL. 5-8 HEATED OXYGEN SENSOR (IN EXHAUST PIPE) DATA LINK CONNECTOR (PARTIAL) (RIGHT REAR OF ENGINE COMPARTMENT) DRIVE SLIPS CTRL CAN SHIELD CAN-L CAN-H DIAGNOSIS (RXD) DIAGNOSIS (TXD) ENIGINE CONTROL MODULE (BEHIND RIGHT FRONT SHOCK TOWER, IN ELECTRONICS BOX) FRONT RIGHT SIDE OF ENGINE COMPT.) SECONDARY AIR PUMP GRN WIRE GRN/BLU WIRE GRN/VIO WIRE GRY WIRE HEADLIGHT SWITCH, HEADLIGHTS, FOGLIGHTS (U.S. MODELS) HEADLIGHTS ON SIG ENGINE DRAG TORQUE HOT AT ALL TIMES IGNITION SWITCH INTAKE AIR TEMP SENS ENG COOL TEMP SENS INTEGRATED CLIMATE REG. CONTROL PANEL KNOCK SENSORS (TOP OF ENGINE) NCA WIRE NORMAL SPEED RELAY, PRESSURE SWITCH OFF ORG/ WIRE RED WIRE RED/BLU WIRE RED/WHT WIRE RUN WIRE S-EML SHIELD SLIP CONTROL MODULE (IN ELECTRONICS BOX) STARTER IMMOBILIZATION RELAY THROTTLE POS SENS TRANSMISSION CONTROL MODULE (IN ELECTRONICS BOX) VIO WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/GRN WIRE YEL/RED WIRE

20 15 DATA LINK CONNECTOR (PARTIAL) (NEAR E-BOX) AUXILIARY RELAY BOX (LEFT SIDE OF ENGINE COMPT.) AUXILIARY THROTTLE POSITION MOTOR (LEFT FRONT SIDE OF ENGINE COMPT.) AUXILIARY THROTTLE POSITION SENSOR BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BRN WIRE BRN/ORG WIRE BRN/VIO WIRE ENGINE CONTROL MODULE (DME) (IN E-BOX) FUSE GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT IN RUN OR START NCA WIRE RED WIRE RED/GRY WIRE RED/GRY/YEL WIRE SLIP CONTROL MODULE (ABS/ASC) (IN E-BOX) WHT/VIO WIRE YEL WIRE