Chevrolet Sportvan G30 (1985-1994) fuel pump relay Wiring diagrams

BLK WIRE BLK/WHT WIRE DATA LINK CONNECTOR DIAGNOSTIC REQUEST DIAGNOSTIC TEST FOUR-WHEEL ANTI- LOCK BRAKE MODULE (UNDER RIGHT SIDE OF VEHICLE, AT FRAME RAIL) FUEL PUMP FUEL PUMP PRIME FUEL PUMP RELAY GRY WIRE ORG/ WIRE POWERTRAIN CONTROL MODULE (BEHIND RIGHT KICK PANEL) RED WIRE SERIAL DATA WHT WIRE WHT/BLK WIRE

* WITH MANUAL TRANSMISSION ** (FRONT OF LEFT CYLINDER HEAD) (REAR OF CYLINDER HEAD) ** (RIGHT FRAME RAIL, NEAR BATTERY) ** (RIGHT SIDE OF RADIATOR SUPPORT) (RIGHT REAR OF ENGINE) ** WITH SCHOOLBUS EQUIPMENT BATTERY (GASOLINE ENGINES) BLK WIRE BLK/WHT WIRE BRAKE TRANSMISSION SHIFT INTERLOCK SOLENOID BRAKE/ TRANSMISSION SHIFT INTERLOCK RELAY CONTROLLER CONVENIENCE CENTER DATA LINK CONN- ECTOR DAYTIME DAYTIME RUNNING LAMP RELAY RUNNING LAMP MODULE EGR ELECTRONIC VACUUM REGULATOR SOLENOID VALVE ENGINE FUEL PUMP FUEL PUMP RELAY G# N/A (IN FORWARD LAMPS HARNESS) G# N/A (IN I/P HARNESS) G# N/A (IN REAR LAMPS HARNESS) G#S N/A (IN FORWARD LAMPS HARNESS) GLOW PLUG I/P CLUSTER KNOCK SENSOR SYSTEM MODULE VEHICLE SPEED SENSOR BUFFER HEATED OXYGEN SENSOR LEFT (OR REAR ) BATTERY ** LEFT HIGH/ LOW HEADLAMP NOT USED PANEL DIMMER SWITCH PARK BRAKE SWITCH FUEL CYCLE MODULE POWERTRAIN CONTROL MODULE (PCM) PROVISIONS PROVISIONS FOR LEFT SIDE MARKER FOR RIGHT SIDE MARKER RIGHT (OR FRONT ) BATTERY RIGHT HIGH/ LOW HEADLAMP STARTER RELAY TAN WIRE TRANSMISSION CONTROL MODULE DATA LINK CONNECTOR TRANSMISSION RANGE INDICATOR LAMP VEHICLE SPEED SENSOR BUFFER COOLANT LEVEL SENSOR W/ AUTOMATIC TRANSMISSION W/ AUTOMATIC TRANSMISSIONS W/ DAYTIME RUNNING LIGHTS W/ DIESEL ENGINE W/ DIESEL ENGINES W/ GASOLINE ENGINES W/ SCHOOLBUS EQUIPMENT WASHER PUMP WATER- IN-FUEL SENSOR FUEL HEATER WHT/ BLK WIRE WIPER MOTOR

** (RIGHT FRAME RAIL, NEAR BATTERY) A/C COMPRESSOR CLUTCH AUXILLIARY COOLING FAN AUDIO ALARM MODULE AUTO APPLY PARK BRAKE DATA LINK CONN- ECTOR POWERTRAIN CONTROL MODULE (PCM) AUXILLIARY COOLING FAN COOLANT PRESSURE SWITCH BATTERY BLK WIRE BLK/WHT WIRE BRAKE TRANSMISSION SHIFT INTERLOCK SOLENOID BRAKE/ TRANSMISSION SHIFT INTERLOCK RELAY CRUISE CONTROL MODULE DAYTIME RUNNING LAMPS MODULE DAYTIME RUNNING LAMPS RELAY FUEL PUMP FUEL PUMP RELAY G# N/A (AT LEFT REAR FRAME RAIL) G# N/A (AT LEFT SHIPPING PANEL) G#S N/A (IN FORWARD LAMPS HARNESS) HEADLAMP DIMMER SWITCH I/P CLUSTER LEFT HIGH BEAM HEADLAMP LEFT HIGH/LOW BEAM HEADLAMP PROVISIONS FOR LEFT SIDE MARKER LAMP PROVISIONS FOR RIGHT SIDE MARKER LAMP RIGHT HIGH BEAM HEADLAMP RIGHT HIGH/LOW BEAM HEADLAMP TAN WIRE TRANSMISSION RANGE INDICATOR LAMP VEHICLE SPEED SENSOR BUFFER W/ DAYTIME RUNNING LIGHTS WHT/ BLK WIRE WIPER/ WASHER SWITCH

AUDIO DAYTIME ALARM RUNNING MODULE LAMPS RELAY AUXILIARY COOLING FAN CONTROL RELAY BACKUP LAMPS SWITCH BRAKE WARNING ALARM BUZZER CRUISE GLOW PLUG CONTROL CONTROL ACTIVATOR SWITCH MODULE DAYTIME RUNNING LAMPS MODULE DIAGNOSTIC ENERGY RESERVE MODULE DK BLU WIRE ECM I FUSE FROM FUSIBLE LINK (ENGINE CONTROLS SYSTEM) FROM IGNITION SWITCH FUEL HEATER FUEL PUMP RELAY FUSE BLOCK GAGES FUSE GLO PLUG FUSE HEAVY DUTY ELECTRONIC 4-SPEED AUTOMATIC OVERDRIVE TRANSMISSION IGN BUS INSTRUMENT CLUSTER PRINTED CIRCUIT INSTRUMENT POWERTRAIN CLUSTER CONTROL PRINTED MODULE (PCM) CIRCUIT KEYLESS ENTRY MODULE ORG/ WIRE PNK WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (PCM) PPL PPL/WHT WIRE REAR WINDOW DEFOGGER SWITCH REAR WINDOW DEFOGGER TIMER/ RELAY SHUNT SIR CRANK FUSE SIR FUSE TCC/ BRAKE SWITCH TCC/ BRAKE SWITCH (VIN P) SENSOR ARMING MODULE TRANS FUSE TURN SIGNAL FLASHER TURN-B/U FUSE YEL WIRE

ACCY ACCY BULB TEST LOCK OFF ANTI- LOCK MODULE AUXILIARY FUSE BLOCK DRL FUSE BATT BUS SHUNT BATTERY BATTERY JUNCTION BLOCK BLK WIRE BLK/RED WIRE BRK FUSE BRN WIRE BULB BULB TEST CIGARETTE LIGHTER DAYTIME RUNNING LAMPS RELAY F/PMP FUSE FOUR- WHEEL ANTILOCK BRAKE MODULE FRONT DOME LAMP FUEL PUMP OIL PRESSURE SWITCH AND SENDER FUEL PUMP RELAY FUSE BLOCK FUSIBLE FUSIBLE LINK GENERATOR AUXILIARY COOLING FAN CONTROL RELAY (VIN N, W/ AIR CONDITIONER ONLY) HEADLIGHT RADIO SWITCH ASSEMBLY HIGH BLOWER RELAY HORN RELAY DOME LAMP INTERRUPT SWITCH REAR DOME LAMP HORN- DM FUSE IGNITION COIL IGNITION SWITCH IN-LINE FUSE LINK LOCK OFF LOCK TEST OFF ORG/ WIRE PNK WIRE POWER MIRROR CONTROL SWITCH POWERTRAIN CONTROL MODULE PPL PULSE WINDSHIELD WIPER WIPER/ WASHER MOTOR SWITCH MODULE PWR ACC BUS RADIO DRL MODULE RADIO FUSE WIPER FUSE ECMB FUSE RED WIRE RUN WIRE STARTER MOTOR STARTER SOLENOID TAIL LPS FUSE TAN/WHT WIRE TO AUX HTR A/C, HTR A/C FUSES, PWR WDO CIRCUIT BREAKER TO SIR (OR AIRBAG), TO SIR CRANK FUSE TO STOP-HZ FUSE, PWR ACC CIRCUIT BREAKER TRAILER WIRING TRANS, ECMI, TURN-B/U, GAGES FUSES VEHICLE SPEED SENSOR BUFFER WHT WIRE YEL WIRE

AIR CONDITIONING SYSTEM BATTERY FEED FUEL PUMP SIGNAL IC REFERENCE LOW BLK WIRE BLK/RED WIRE BLK/WHT WIRE BRN/WHT WIRE CRANK SIGNAL ECT SIGNAL MAP SIGNAL CRNK FUSE ECM-CRNK FUSE DATA LINK CONNECTOR (BEHIND LEFT SIDE OF SHIPPING PANEL) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ECM BAT FUSE EGR CONTROL MALFUNCTION INDICATOR LAMP IGN ECM FUSED ENGINE COOLANT TEMPERATURE SENSOR (TOP FRONT OF ENGINE) FUEL PUMP RELAY FUSE BLOCK GRY WIRE HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START HOT IN START IAC B LOW IAC B HIGH IAC A HIGH IAC A LOW IC CONTROL IC BYPASS OXYGEN SENSOR GROUND OXYGEN SENSOR SIGNAL IC REFERENCE HIGH IDLE AIR CONTROL ACTUATOR (TOP REAR OF ENGINE) INJ FUSE INJECTOR 2 CONTROL INJECTOR 1 CONTROL INJECTOR 1 CONTROL KNOCK SIGNAL A/C SIGNAL LT BLU/BLK WIRE LT BLU/WHT WIRE LT BLU/WTH WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE LT GRN/WTH WIRE MANIFOLD ABSOLUTE PRESSURE SENSOR (TOP REAR OF ENGINE) ORG/ WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (LEFT SIDE OF SHIPPING PANEL) PPL PPL/WHT WIRE RED WIRE SERIAL DATA DIAGNOSTIC TEST TERMINAL VSS SIGNAL SENSOR GROUND SYSTEM GROUND SYSTEM GROUND MAP SENSOR GROUND TAN WIRE TAN/BLK WIRE THROTTLE BODY FUEL INJECTOR #1 (TOP OF THROTTLE BODY UNIT) THROTTLE BODY FUEL INJECTOR #2 (TOP OF THROTTLE BODY UNIT) THROTTLE POSITION SENSOR (TOP RIGHT SIDE OF ENGINE) TP SIGNAL 5 VOLT REF INJECTOR 2 CONTROL BATTERY FEED WHT WIRE WHT/BLK WIRE YEL WIRE

AIR CONDITIONING SYSTEM BATTERY FEED FUEL PUMP SIGNAL IC REFERENCE LOW BLK WIRE BLK/RED WIRE BLK/WHT WIRE BRN/WHT WIRE CRANK SIGNAL ECT SIGNAL MAP SIGNAL CRNK FUSE ECM-CRNK FUSE DATA LINK CONNECTOR (BEHIND LEFT SIDE OF SHIPPING PANEL) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ECM BAT FUSE EGR CONTROL MALFUNCTION INDICATOR LAMP IGN ECM FUSED ENGINE COOLANT TEMPERATURE SENSOR (TOP FRONT OF ENGINE) FUEL PUMP RELAY FUSE BLOCK GRY WIRE HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START HOT IN START IAC B LOW IAC B HIGH IAC A HIGH IAC A LOW IC CONTROL IC BYPASS OXYGEN SENSOR GROUND OXYGEN SENSOR SIGNAL IC REFERENCE HIGH IDLE AIR CONTROL ACTUATOR (TOP REAR OF ENGINE) INJ FUSE INJECTOR 2 CONTROL INJECTOR 1 CONTROL INJECTOR 1 CONTROL KNOCK SIGNAL A/C SIGNAL LT BLU/BLK WIRE LT BLU/WHT WIRE LT BLU/WTH WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE LT GRN/WTH WIRE MANIFOLD ABSOLUTE PRESSURE SENSOR (TOP REAR OF ENGINE) ORG/ WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (LEFT SIDE OF SHIPPING PANEL) PPL PPL/WHT WIRE RED WIRE SERIAL DATA DIAGNOSTIC TEST TERMINAL VSS SIGNAL SENSOR GROUND SYSTEM GROUND SYSTEM GROUND MAP SENSOR GROUND TAN WIRE TAN/BLK WIRE THROTTLE BODY FUEL INJECTOR #1 (TOP OF THROTTLE BODY UNIT) THROTTLE BODY FUEL INJECTOR #2 (TOP OF THROTTLE BODY UNIT) THROTTLE POSITION SENSOR (TOP RIGHT SIDE OF ENGINE) TP SIGNAL 5 VOLT REF INJECTOR 2 CONTROL BATTERY FEED WHT WIRE WHT/BLK WIRE YEL WIRE