BMW 3 series E36 (1990-2000) unloader relay Wiring diagrams

ANTI- THEFT HORN AUXILIARY FAN MOTOR BRAKE FLUID LEVEL SWITCH BRAKE LIGHT SWITCH BRN WIRE BRN/ORG WIRE COMBINATION SWITCH CRANKSHAFT POSITION SENSOR SHIELD CYLINDER 2 IGNITION COIL CYLINDER 1 IGNITION COIL CYLINDER 3 IGNITION COIL CYLINDER 4 IGNITION COIL DATA LINK CONNECTOR DOUBLE TEMPERATURE SWITCH ELECTRONIC FOG LIGHT SWITCH ILLUM IMMOBILIZER MODULE (EWS II) ENGINE CONTROL MODULE (DME) HALL EFFECT CAMSHAFT SENSOR HAZARD FLASHER RELAY HEADLIGHT/ FOGLIGHT WASHER PUMP HI-FI AMPLIFIER SUBWOOFER HIGH BEAM LIGHT RELAY HORN SWITCH HOT FILM AIR MASS METER IGNITION COIL SHIELD INSTRUMENT CLUSTER LEFT FOG LIGHT LEFT FRONT TURN LIGHT LEFT HIGH BEAM LIGHT LEFT HORN LEFT LOW BEAM LIGHT LEFT PARK LIGHT LEFT WASHER JET HEATER LIGHT SWITCH ILLUM LOW BEAM LIGHT RELAY LEFT FRONT AUXILIARY TURN LIGHT BLOWER RELAY NCA WIRE OBD II CONNECTOR PRESSURE SWITCH RADIO RIGHT FOG LIGHT RIGHT FRONT AUXILIARY TURN LIGHT CHIME MODULE RIGHT FRONT TURN LIGHT RIGHT HIGH BEAM LIGHT RIGHT HORN RIGHT LOW BEAM LIGHT RIGHT PARK LIGHT RIGHT WASHER JET HEATER SECONDARY AIR PUMP RELAY STARTER IMMOBILI- ZATION SWITCH TRANSMISSION CONTROL MODULE (EGS) UNLOADER RELAY W/ SUBWOOFER W/ HIFI SYSTEM WIPER MOTOR WIPER/ WASHER MODULE (LOW II) WIPER/ WASHER SWITCH IGNITION SWITCH

323, ABS CONTROL MODULE/ HYDRAULIC UNIT (W/ ABS) ANTI- THEFT HORN AUXILIARY FAN MOTOR BRAKE FLUID LEVEL SWITCH BRAKE LIGHT SWITCH BRN WIRE CENTRAL POWER WINDOW SWITCH CHILD PROTECTION CONTROL (AT CONSOLE) CHIME MODULE CONVERTIBLE TOP CONTROL MODULE DIMMER DRIVER'S POWER WINDOW SWITCH ENGINE COOLANT LEVEL SWITCH FRONT FOG LIGHT RELAY HAZARD FLASHER RELAY BLOWER RELAY HEADLIGHT/ FOG LIGHT WASHER PUMP HORN SWITCH IGNITION SWITCH INSTRUMENT CLUSTER INSTRUMENT CLUSTER (323, 328, INTER- MEDIATE PRESSURE SWITCH LEFT FOG LIGHT LEFT FRONT AUXILIARY TURN LIGHT HIGH BEAM LIGHT RELAY LEFT FRONT SPEED SENSOR LEFT FRONT TURN LIGHT LEFT HEADLAMP LEFT HIGH BEAM LIGHT LEFT HORN LEFT LOW BEAM LIGHT LEFT PARK LIGHT LEFT REAR POWER WINDOW SWITCH (4 DOOR) (AT DOOR) LEFT REAR POWER WINDOW SWITCH (AT CONSOLE) LEFT WASHER JET HEATER LIGHT SWITCH ELECTRONIC IMMOBILIZER CONTROL MODULE LOW BEAM LIGHT RELAY OBD II CONNECTOR PASSENGER'S POWER WINDOW SWITCH RIGHT FOG LIGHT RIGHT FRONT AUXILIARY TURN LIGHT RIGHT FRONT SPEED SENSOR RIGHT FRONT TURN LIGHT RIGHT HEADLAMP RIGHT HIGH BEAM LIGHT RIGHT HORN RIGHT LOW BEAM LIGHT RIGHT PARK LIGHT RIGHT REAR POWER WINDOW SWITCH (AT CONSOLE) RIGHT WASHER JET HEATER SLIP CONTROL MODULE (W/ ASC) STARTER IMMOBILIZER SWITCH SUPPLEMENTAL RESTRAINTS SYSTEM CONTROL MODULE TEMPERATURE SWITCH UNLOADER RELAY W/ ASC WASHER FLUID LEVEL SWITCH WIPER MOTOR WIPER/ WASHER MODULE (LOW II) WIPER/ WASHER SWITCH GEAR SHIFT LEVER INDICATOR

AIR PUMP BRN WIRE BRN/ORG WIRE BRN/YEL WIRE CONVERTIBLE TOP ACTUATING SWITCH CONVERTIBLE TOP CONTROL MODULE CONVERTIBLE TOP POSITION MICRO- SWITCH CONVERTIBLE TOP-END POSITION MICRO- SWITCH CRANKSHAFT POSITION SENSOR SHIELD CRANKSHAFT POSITION/ RPM SENSOR SHIELD CYL 1 IGNITION COIL CYL 2 IGNITION COIL CYL 3 IGNITION COIL CYL 4 IGNITION COIL CYL 5 IGNITION COIL ENGINE CONTROL MODULE (DME) CYL 6 IGNITION COIL DATA LINK CONNECTOR ENGINE CONTROL MODULE (DME) GROUND HALL EFFECT CAMSHAFT SENSOR HIFI AMPLIFIER HOT FILM AIR MASS METER HOT FILM AIR MASS METER TRANSMISSION CONTROL MODULE (EGS) IGNITION COIL SHIELD NCA WIRE PASSENGER'S DOOR JAMB SWITCH PASSENGER'S SEAT CONTROL SWITCH PASSENGER'S SEAT HEATER PASSENGER'S SEATBACK HEATER RADIO REAR DEFOGGER RESISTOR 240 OHM RIGHT REAR INTERIOR LIGHT RIGHT REAR INTERIOR LIGHT RIGHT REAR POWER WINDOW SWITCH (4 DOOR) (AT DOOR) ROLLOVER SENSOR SECONDARY AIR PUMP RELAY SUPPRESSION FILTER TRANSMISSION CONTROL MODULE (EGS) UNLOADER RELAY WINDSCREEN COWL PANEL LOCK MICRO- SWITCH

ANTI- THEFT CONTROL MODULE AUXILIARY FUSE BOX (BELOW LEFT SIDE OF DASH) B+ JUMP START JUNCTION POINT BATTERY BLK/YEL RED/ WIRE BODY ELECTRONICS CONTROL MODULE (ZKE IV) BRN/YEL RED/ WIRE COMPRESSOR CONTROL RELAY DATA LINK CONNECTOR DRIVER'S SEAT CONTROL SWITCH ENGINE CONTROL MODULE (DME) ENGINE CONTROL MODULE RELAY FOLDING ROOF FRONT FOG LIGHT RELAY FRONT POWER DISTRIBUTION BOX (LEFT REAR CORNER OF ENGINE COMPARTMENT) FRONT POWER DISTRIBUTION BOX (LEFT REAR CORNER OF ENGINE COMPARTMENT) FUSE FUEL PUMP FUEL PUMP RELAY FUSE FUSE FUSE FUSE LINK GENERATOR GRN/VIO WIRE HIGH BEAM LIGHT RELAY HIGH SPEED RELAY LEFT FOG LIGHT LOW BEAM LIGHT RELAY PASSENGER'S SEAT CONTROL SWITCH RED WIRE RED/ BRN/YEL WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/GRY/YEL WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FOG LIGHT RIGHT HEADLIGHT INSTRUMENT CLUSTER LEFT HEADLIGHT RIGHT HEADLIGHT LEFT HEADLIGHT SECONDARY AIR PUMP RELAY STARTER SUNROOF SUNROOF CONTROL ASSEMBLY SUNROOF CONTROL ASSEMBLY BODY ELECTRONICS CONTROL MODULE (ZKE IV) TO IGNITION SWITCH (DIAGRAM 2 OF 3) TRANSMISSION CONTROL MODULE (EGS) UNLOADER RELAY WHT/BLU WIRE WHT/GRN WIRE WIPER/ WASHER MODULE REAR WIPER/ WASHER CONTROL MODULE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE

AUXILIARY FUSE BOX (BEHIND TRIM PANEL, ON RIGHT SIDE OF LUGGAGE COMPARTMENT) B+ JUMP START JUNCTION POINT BATTERY CONVERTIBLE TOP CONTROL MODULE DATA LINK CONNECTOR ENGINE CONTROL MODULE ENGINE CONTROL MODULE RELAY FRONT POWER DISTRIBUTION BOX (LEFT REAR CORNER OF ENGINE COMPARTMENT) FUEL PUMP FUEL PUMP RELAY FUSE FUSE LINK GENERATOR GENERATOR STARTER GRN/VIO WIRE RED WIRE STARTER TO FRONT DISTRIBUTION BOX (DIAGRAM 2 OF 5) TRANSMISSION CONTROL MODULE TRANSMISSION CONTROL MODULE (EGS) UNLOADER RELAY

ANTI- THEFT CONTROL MODULE AUTOMATIC TRANSMISSION RANGE SWITCH BLK/ VIO/YEL WIRE BLOWER RELAY BOARD COMPUTER DATALINK CONNECTOR BODY ELECTRONICS CONTROL MODULE (ZKE IV) CENTER CONSOLE TELEPHONE CONNECTOR CRUISE CONTROL MODULE BRAKE LIGHT SWITCH CRUISE CONTROL SWITCH DIGITAL CLOCK DRIVER'S MAKEUP MIRROR LIGHT DRIVER'S SEAT BELT SWITCH RIGHT IMPACT SENSOR ELECTRONIC IMMOBLIZER CONTROL MODULE (EWS II) ENGINE CONTROL MODULE (DME) FROM FRONT POWER DISTRIBUTION BOX (DIAGRAM 1 OF 3) FRONT DOME/ MAP LIGHT ASSEMBLY FRONT POWER DISTRIBUTION BOX (LEFT REAR CORNER OF ENGINE COMPARTMENT) FUSE GLOVE BOX LIGHT GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE HIGH SPEED RELAY HORN RELAY IGNITION SWITCH INSTRUMENT CLUSTER INSTRUMENT CLUSTER STARTER IMMOBILIZATION SWITCH LEFT IMPACT SENSOR PASSENGER'S SEAT BELT SWITCH LUGGAGE COMPARTMENT TELEPHONE CONNECTOR NORMAL SPEED RELAY COMPRESSOR CONTROL RELAY NOT USED OFF PASSENGER'S MAKEUP MIRROR LIGHT RADIO WIPER/ WASHER SWITCH REAR WIPER/ WASHER CONTROL MODULE REAR DEFOGGER RELAY RED WIRE RED/BRN WIRE RUN WIRE SEAT OCCUPANCY DETECTOR SUPPLEMENTAL RESTRAINT SYSTEM CONTROL MODULE TRANSMITTER MODULE UNLOADER RELAY VIO WIRE VIO/BLK WIRE VIO/GRN WIRE VIO/WHT WIRE VIO/YEL WIRE WIPER/ WASHER MODULE

AUXILIARY FUSE BOX (LEFT SIDE OF DASH) BODY ELECTRONICS CONTROL MODULE BODY ELECTRONICS CONTROL MODULE (ZKE IV) CHECK CONTROL MODULE FROM B+ JUMP START JUNCTION POINT (DIAGRAM 1 OF 5) FRONT FOG LIGHT RELAY FRONT POWER DISTRIBUTION BOX (LEFT REAR CORNER OF ENGINE COMPARTMENT) FRONT POWER DISTRIBUTION BOX (LEFT REAR CORNER OF ENGINE COMPARTMENT) FUSE FUSE FUSE FUSE HIGH BEAM LIGHT RELAY HIGH SPEED RELAY (318) HIGH SPEED RELAY COMPRESSOR CONTROL RELAY INSTRUMENT CLUSTER LEFT FOG LIGHT LEFT FRONT SEAT CONTROL SWITCH WIPER/ WASHER MODULE LEFT FRONT SEAT LUMBAR SWITCH LEFT HIGH BEAM LIGHT RIGHT LOW BEAM HEADLIGHT LEFT LOW BEAM HEADLIGHT LOW BEAM LIGHT RELAY REAR DEFOGGER RELAY RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/BRN/YEL WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RELAY MODULE RIGHT FOG LIGHT RIGHT FRONT SEAT CONTROL SWITCH RIGHT HIGH BEAM LIGHT SECONDARY AIR PUMP RELAY SUNROOF CONTROL ASSEMBLY TO IGNITION SWITCH (DIAGRAM 3 OF 5) UNLOADER RELAY W/ CCM W/O CCM W/O CCM W/ CCM WHT/BLU WIRE WHT/GRN WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/RED WIRE

49 56 (2.8L) (1.9L) ANTI- THEFT CONTROL MODULE BLK/VIO/YEL WIRE BLK/YEL WIRE BODY ELECTRONICS CONTROL MODULE (ZKE IV) BRAKE LIGHT SWITCH CENTER CONSOLE TELEPHONE CONNECTOR CONVERTIBLE TOP CONTROL MODULE TOP HIFI SWITCH CRUISE CONTROL SWITCH CRUISE CONTROL MODULE DATALINK CONNECTOR ELECTRONIC IMMOBLIZER CONTROL MODULE (EWS II) ENGINE CONTROL MODULE (DME) FROM FRONT POWER DISTRIBUTION BOX (DIAGRAM 2 OF 5) FRONT POWER DISTRIBUTION BOX (LEFT REAR CORNER OF ENGINE COMPARTMENT) FUSE GLOVE BOX LIGHT GRN WIRE GRN/WHT WIRE HORN RELAY IGNITION SWITCH INSTRUMENT CLUSTER LEFT FRONT SEAT BELT SWITCH LEFT MAKEUP MIRROR LIGHT LUGGAGE COMPARTMENT TELEPHONE CONNECTOR NCA WIRE NOT USED OFF ON-BOARD COMPUTER MODULE CHECK CONTROL MODULE RADIO RED WIRE RIGHT FRONT SEAT BELT SWITCH RIGHT MAKEUP MIRROR LIGHT RIGHT REAR INTERIOR LEFT REAR INTERIOR RIGHT SIDE IMPACT SENSOR LEFT SIDE IMPACT SENSOR SEAT OCCUPANCY DETECTOR ROLLOVER SENSOR RUN WIRE SPATIAL SOUND RELAY FRONT DOME/ MAP LIGHT ASSEMBLY SUPPLEMENTAL RESTRAINT SYSTEM CONTROL MODULE TRANSMITTER MODULE STARTER IMMOBILIZATION SWITCH UNCOUPLING DIODE BLOWER RELAY UNLOADER RELAY VIO WIRE VIO/BLK WIRE VIO/GRN WIRE VIO/WHT WIRE VIO/YEL WIRE WASHER PUMP WIPER/ WASHER MODULE