BMW 5 series E34 (1988-1996) ground Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 GROUND 1995 VFTC A/C SWITCH ALTERNATOR STARTER AUXILIARY FAN SIGNAL GROUND BATTERY BATTERY BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/RED WIRE BRN/YEL WIRE CHARGING SYSTEM CIRCULATION SWITCH DEFOG SWITCH FRONT POWER DISTRIBUTION FUSE 20 BOX (1994) (1995) FUSE 25 FUSE 29 FUSE 9 GRN/BLU/YEL WIRE GRN/BRN WIRE GRN/BRN/YEL WIRE GRN/RED WIRE GROUND GROUND GROUND GRY WIRE GRY/BLK WIRE HEATER TEMP-RIGHT HEATER TEMP-LEFT OUTSIDE TEMP EVAPORATOR TEMP HOT AT ALL TIMES HOT IN RUN OR START ILLUMINATION VOLTAGE FOR FUNC LIGHTS INDEPENDENT VENTILATION VEHICLE SPEED INSTRUMENT CLUSTER INTEGRATED CLIMATE REGULATION CONTROL MODULE (ABOVE CENTER CONSOLE) LEFT HEAT EXCHANGER TEMPERATURE SENSOR (RIGHT SIDE OF LEFT FOOTWELL) NCA WIRE RED/BLK WIRE RED/GRN WIRE RED/YEL WIRE RIGHT HEAT EXCHANGER TEMPERATURE SENSOR (RIGHT SIDE OF PLENUM) STARTING SYSTEM SWITCHING UNIT VEHICLE SPEED VIO/GRY WIRE VOLTAGE WATER VALVE ACT IGNITION WATER VALVE ACT-RIGHT WATER VALVE ASSEMBLY WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

ABS HYDRAULIC UNIT (LEFT SIDE OF ENGINE COMPARTMENT) ABS IND. ASC IND ASC SWITCH AUXILIARY THROTTLE MOTOR (NEAR THROTTLE BODY) AUXILIARY THROTTLE POSITION SENSOR (TOP FRONT OF ENGINE COMPARTMENT) BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/RED WIRE BLK/VIO/YEL WIRE BLU WIRE BLU/RED WIRE BLU/VIO/YEL WIRE BRAKE LIGHT SWITCH (ON BRAKE PEDAL) BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN/YEL WIRE BRN/GRY WIRE BRN/ORG OR BLK/GRN WIRE BRN/RED WIRE CARBON CANISTER (BEHIND LEFT FRONT FOG LIGHT) DATA LINK CONNECTOR (NEAR E-BOX, LEFT) ENGINE CONTROL MODULE (DME) (IN E-BOX) FRONT POWER DISTRIBUTION BOX (REAR LEFT SIDE OF ENGINE COMPARTMENT) FUSE GRN WIRE GRN/BLU/YEL WIRE GRN/RED WIRE GROUND GRY/BLK WIRE GRY/BLK/YEL WIRE GRY/RED WIRE HOT IN ACCY, RUN, OR START HOT IN RUN AND START INSTRUMENT CLUSTER INTAKE VALVE LEFT FOOTWELL) LEFT FRONT INLET VALVE LEFT FRONT OUTLET VALVE LEFT REAR INLET VALVE LEFT REAR OUTLET VALVE NCA WIRE PARK BRAKE SIG IGN TIMING SIG PARK BRAKE SWITCH (BELOW CENTER OF CONSOLE) PLUNGER VALVE PUMP MOTOR RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT INLET VALVE RIGHT FRONT OUTLET VALVE RIGHT REAR INLET VALVE RIGHT REAR OUTLET VALVE SIG LINE SLIP CONTROL MODULE (ABS/ASC) (REAR RIGHT SIDE OF ENGINE COMPARTMENT) THROT ANGLE SIG THROTTLE POSITION SENSOR (TOP FRONT OF ENGINE COMPARTMENT) TRANS INTERVENTION VIO WIRE WHT/BLK OR YEL/VIO WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE WHT/VIO WIRE YEL WIRE YEL/VIO WIRE YEL/WHT WIRE

BLK/BLU WIRE BLK/GRN WIRE BLK/RED WIRE BLU/ GRN WIRE BLU/RED WIRE BRAKE LIGHT SWITCH (BRAKE PEDAL SUPPORT BRACKET) BRAKE PEDAL STATUS BRN VIO/ WIRE BRN WIRE BRN/ORG WIRE CHECK CONTROL MODULE (FRONT POWER DISTRIBUTION BOX) DAAT LINE DATA LINE DATA LINK TO CCM DAYTIME RUNNING LIGHTS CODING DIODE (LEFT SIDE OF DASH) FOG LIGHT SIGNAL FOG LIGHTS POWER FRONT POWER DISTRIBUTION BOX (LEFT REAR SIDE OF ENGINE COMPT.) FUSE GRN BRN/ WIRE GRN GRY/ WIRE GRN RED/ WIRE GRN VIO/ WIRE GRN/ BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GROUND GRY/ VIO WIRE GRY/BLK WIRE GRY/BLU/YEL WIRE GRY/BRN WIRE GRY/BRN/YEL WIRE GRY/GRN/YEL WIRE GRY/VIO WIRE GRY/YEL WIRE HEAD OFF PARK HEADLIGHTS SIGNAL HEADLIGHTS SYSTEM HIGH BEAM LIGHT POWER HIGH BEAM SIGNAL HIGH LEVEL STOP LIGHT POWER HOT AT ALL TIMES HOT IN ACCY, RUN AND START HOT IN RUN AND START INSTRUMENT CLUSTER SYSTEM LAC LINE LAMP CONTROL MODULE (FRONT POWER DISTRIBUTION BOX) LEFT BRAKE LIGHT POWER LEFT FOG LIGHT POWER LEFT LOW BEAM POWER LEFT PARK LIGHT POWER LEFT PARK LIGHT RELAY (LEFT SIDE OF DASH) LEFT PARK LIGHT SIGNAL LEFT TAIL LIGHT POWER LEFT TAIL LIGHT SIGNAL LFT LICENSE PLATE LIGHT POWER LIGHT SWITCH LINE DATA ON-BOARD COMPUTER (CENTER OF DASH) PARK LIGHTS SIGNAL RED GRN/ WIRE RED WIRE RED/ BLU WIRE RED/BRN WIRE RIGHT BRAKE LIGHT POWER RIGHT FOG LIGHT POWER RIGHT LOW BEAM POWER RIGHT PARK LIGHT POWER RIGHT PARK LIGHT SIGNAL RIGHT PARK LIGHT/LICENSE PLATE LIGHT RELAY (LEFT SIDE OF DASH) RIGHT TAIL LIGHT POWER RIGHT TAIL LIGHT SIGNAL RT LICENSE PLATE LIGHT POWER VIO YEL/ WIRE VIO/BRN WIRE VOLTAGE SUPPLY WHT BRN WIRE WHT/BRN WIRE WHT/RED WIRE YEL GRN/ WIRE YEL VIO/ WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/RED WIRE

BLK/BLU WIRE BLK/GRN WIRE BLK/RED WIRE BLU RED/ WIRE BLU/RED WIRE BRAKE LIGHT SWITCH (BRAKE PEDAL SUPPORT BRACKET) BRAKE PEDAL STATUS BRN VIO/ WIRE BRN/ORG WIRE CHECK CONTROL MODULE (FRONT POWER DISTRIBUTION BOX) DAAT LINE DATA LINE DATA LINK TO CCM FOG LIGHT SIGNAL FOG LIGHTS POWER FRONT POWER DISTRIBUTION BOX (LEFT REAR SIDE OF ENGINE COMPT.) FUSE GRN BRN/ WIRE GRN GRY/ WIRE GRN RED/ WIRE GRN VIO/ WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GROUND GRY/BLK WIRE GRY/BLU/YEL WIRE GRY/BRN WIRE GRY/BRN/YEL WIRE GRY/GRN/YEL WIRE GRY/VIO WIRE GRY/YEL WIRE HEAD HEAD OFF PARK HEADLIGHTS SIGNAL HEADLIGHTS SYSTEM HIGH BEAM LIGHT POWER HIGH BEAM SIGNAL HIGH LEVEL STOP LIGHT POWER HOT AT ALL TIMES HOT IN ACCY, RUN AND START INSTRUMENT CLUSTER SYSTEM LAMP CONTROL MODULE (FRONT POWER DISTRIBUTION BOX) LEFT BRAKE LIGHT POWER LEFT FOG LIGHT POWER LEFT LOW BEAM POWER LEFT PARK LIGHT POWER LEFT PARK LIGHT SIGNAL LEFT TAIL LIGHT POWER LEFT TAIL LIGHT SIGNAL LFT LICENSE PLATE LIGHT POWER LIGHT SWITCH LINE DATA OFF PARK ON-BOARD COMPUTER (CENTER OF DASH) PARK LIGHTS SIGNAL RED WIRE RED/ BLU WIRE RED/BRN WIRE RIGHT BRAKE LIGHT POWER RIGHT FOG LIGHT POWER RIGHT LOW BEAM POWER RIGHT PARK LIGHT POWER RIGHT PARK LIGHT SIGNAL RIGHT TAIL LIGHT POWER RIGHT TAIL LIGHT SIGNAL RT LICENSE PLATE LIGHT POWER VIO YEL/ WIRE VIO/BRN WIRE VOLTAGE SUPPLY WHT BRN WIRE WHT/BRN WIRE WHT/RED WIRE YEL VIO/ WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/RED WIRE

ABS IND. AIR BAG IND ANTI-LOCK BRAKES SYSTEM ANTI-THEFT SYSTEM ASC IND BLK WIRE BLK/RED/YEL WIRE BLK/VIO/YEL WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/BRN/YEL WIRE BRAKE FLUID LEVEL SWITCH (LEFT SIDE OF ENGINE COMPT) BRAKE WARNING IND BRN WIRE BRN/GRN WIRE BRN/GRN/YEL WIRE BRN/GRY OR BRN/GRN WIRE BRN/RED WIRE BRN/VIO WIRE BRN/YEL WIRE CHARGE IND CHECK ENGINE IND CONN A 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 CONN B 1 2 3 4 5 6 7 8 9 10 11 12 CONN C ENGINE CONTROLS SYSTEM FOG LT IND FRONT POWER DISTRIBUTION BOX (REAR LEFT SIDE OF ENGINE COMPARTMENT) FUEL ECONOMY GAUGE FUEL GAUGE GRN WIRE GRN/RED WIRE GROUND GRY/BLK/YEL WIRE HEADLIGHTS SYSTEM HIGH BEAM IND HOT AT ALL TIMES HOT AT ALL TIMES FUSE HOT IN RUN AND START FUSE IGNITION SWITCH ILLUM (3 USED) INSTRUMENT CLUSTER LEFT FOOTWELL) LEFT TURN IND LOCK NCA WIRE OIL IND OIL PRESSURE SWITCH (FRONT OF ENGINE) PARK BRAKE SWITCH RED WIRE RED/YEL WIRE RESERVE IND RIGHT TURN IND RUN WIRE SPEEDOMETER STARTING/CHARGING SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM TACH TEMP GAUGE VEHICLE SPEED SENSOR (UNDER REAR OF VEHICLE) VIO WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE

15 20 7 DATA LINK CONNECTOR (NEAR E-BOX LEFT) BLK WIRE BLK/RED WIRE BLK/RED/YEL WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/BRN/YEL WIRE BLU/GRN WIRE BLU/RED/YEL WIRE BLU/VIO/YEL WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY/YEL WIRE BRN/ORG OR BRN/VIO WIRE BRN/ORG WIRE BRN/VIO OR YEL/WHT WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CHECK CONTROL MODULE (FRONT POWER DISTRIBUTION BOX) DRIVER'S SEAT BELT SWITCH DRIVERS DOOR JAMB SWITCH ENGINE CONTROLS SYSTEM ENGINE COOLANT LEVEL SWITCH (TOP CENTER OF ENGINE) ENGINE COOLANT TEMP SENSOR (FRONT OF ENGINE) FUEL LEVEL SENSOR (RIGHT SIDE OF LUGGAGE COMPARTMENT) GENERAL MODULE (REAR POWER DISTRIBUTION BOX) GROUND GRY WIRE GRY/RED WIRE HEADLIGHTS SYSTEM INST CLSTR CONN D LEFT FOOTWELL) LEFT FRONT BRAKE PAD SENSOR MULTI- FUNCTION CLOCK NCA WIRE OIL LEVEL SENSOR (LEFT SIDE OF ENGINE) ON-BOARD COMPUTER (CENTER OF DASH) ON-BOARD COMPUTER TEMP SENSOR (UNDER LEFT FRONT BUMPER) ORG/ WIRE REAR WIPER/ WASHER FLUID LEVEL SWITCH (RIGHT SIDE OF LUGGAGE COMPT) RED/YEL WIRE RIGHT REAR BRAKE PAD SENSOR TRANSMISSION SYSTEM VIO/YEL WIRE WARNING SYSTEM WASHER FLUID LEVEL SWITCH (FRONT RIGHT SIDE OF ENGINE COMPT) WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/WHT WIRE

AUTOMATIC TRANSMISSION RANGE SWITCH (FRONT OF GEARSHIFT LEVER) B+ JUNCTION POINT BATTERY VOLTAGE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BRAKE LIGHT SWITCH (SUPPORT BRACKET) BRAKE PEDAL POSITION BRN WIRE BRN/BLK WIRE BRN/ORG WIRE BRN/VIO WIRE BRN/WHT WIRE FRONT POWER DISTRIBUTION BOX (REAR LEFT SIDE OF ENGINE COMPT) FUSE GEAR RANGE GRN/RED WIRE GROUND HOT AT ALL TIMES HOT IN ACCY, RUN AND START HOT IN RUN AND START INSTRUMENT CLUSTER SYSTEM NCA WIRE RED WIRE SHIFT LOCK SOLENOID CONTROL GEAR RANGE SHIFT LOCK SOLENOID GROUND SHIFT-LOCK (FRONT OF GEARSHIFT SELECTOR) TRANSMISSION CONTROL MODULE (E-BOX) VIO WIRE VIO/YEL WIRE

1991 ONLY AUTOMATIC TRANSMISSION RANGE SWITCH BAND SOLENOID BLK WIRE BLK/WHT/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BRAKE LIGHT SWITCH BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE CHECK CONTROL MODULE COMPUTER DATA LINES SYSTEM ELECTRONIC TRANSMISSION ENGINE SPEED SENSOR ENGINE CONTROLS SYSTEM FRONT POWER DISTRIBUTION BOX FUSE GRN WIRE GRN/RED WIRE GROUND GRY WIRE GRY/BRN WIRE GRY/RED WIRE GRY/YEL WIRE HOT AT ALL TIMES B+ JUNCTION POINT HOT IN ACCY, RUN AND START HOT IN RUN AND START HYDRAULIC PRESSURE REGULATOR INSTRUMENT CLUSTER NCA WIRE OIL TEMPERATURE SENSOR ORG/ WIRE PROGRAM SWITCH RED WIRE RED/BLU WIRE SHIFT LOCK SOLENOID SOLENOID VALVE 1 SOLENOID VALVE 2 TORQUE CONVERTER CLUTCH SOL VALVE TRANSMISSION CONTROL MODULE (EGS) TRANSMISSION KICKDOWN SWITCH TRANSMISSION VALVE UNIT TRANSPARENT VIO WIRE VIO/YEL WIRE WHT/BLK WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/WHT WIRE

ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/RED WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BRAKE LIGHT SWITCH BRN WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CLR DATA LINK CONNECTOR ENGINE CONTROLS SYSTEM FRONT POWER DISTRIBUTION BOX FUSE GRN WIRE GRN/BLK WIRE GRN/BLU/YEL WIRE GRN/WHT WIRE GROUND GRY WIRE GRY/BRN WIRE GRY/YEL WIRE HOT AT ALL TIMES B+ JUNCTION POINT HOT IN ACCY, RUN AND START HOT IN RUN AND START INSTRUMENT CLUSTER INSTRUMENT CLUSTER SYSTEM KICK DOWN SWITCH NCA WIRE OIL TEMPERATURE SENSOR ORG/ WIRE PRESSURE REGULATOR 1 PRESSURE REGULATOR 2 PRESSURE REGULATOR 3 PRESSURE REGULATOR 4 PRESSURE REGULATOR 5 PROGRAM SWITCH RED WIRE RED/BLU WIRE SHIFT LOCK SOLENOID SOLENOID VALVE 1 SOLENOID VALVE 2 SOLENOID VALVE 3 SPEED SENSOR SHAFT SPEED SENSOR TURBINE TRANSMISSION CONTROL MODULE (AGS) TRANSMISSION RANGE SWITCH TRANSMISSION VALVE UNIT VIO WIRE WHT WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE YEL/WHT WIRE