Mitsubishi Diamante II (1995-2005) computer data lines system Wiring diagrams

ABS HYDRAULIC UNIT (W/ ECU) ABS IND. ASSIST ECU (UNDER RIGHT SIDE OF DASH, NEAR KICK PANEL) BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BRN WIRE BRN/WHT WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM CRUISE CONTROL, TRANSMISSIONS, EXTERIOR LIGHTS SYSTEMS DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH, NEAR STEERING COLUMN) 7 1 ENGINE COMPARTMENT RELAY BOX (ON LEFT FRONT FENDER) ETACS ECU (BEHIND LEFT SIDE OF DASH, NEAR KICK PANEL) FUSIBLE LINK 5 GRN WIRE GRN/RED WIRE GRY WIRE GRY/RED WIRE HIGH CONTRAST METER HOT AT ALL TIMES HOT IN HOT IN RUN OR START HYDRAULIC MOTOR HYDRAULIC UNIT INSTRUMENT PANEL ECU (BEHIND LEFT SIDE OF DASH) JUNCTION BLOCK (BEHIND LEFT SIDE OF DASH) LEFT FRONT SPEED SENSOR (ON BRACKET, ON LEFT FRONT WHEEL HUB) LEFT REAR SPEED SENSOR (ON BRACKET, ON LEFT REAR WHEEL HUB) MOTOR RELAY MULTI- PURPOSE FUSE 13 MULTI- PURPOSE FUSE 3 MULTI- PURPOSE FUSE 9 NCA WIRE RED WIRE RED/BLK WIRE RED/GRN WIRE RUN WIRE SOLENOID VALVES STANDARD METER STOPLIGHT SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) VALVE RELAY W/ TRACTION CONTROL TRACTION CONTROL CIRCUIT WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE

ACCELERATOR PEDAL POSITION SENSOR (ON THROTTLE BODY) ANTI-LOCK BRAKES SYSTEM ASSIST ECU (UNDER RIGHT SIDE OF DASH, NEAR KICK PANEL) AUTO-CRUISE ECU (UNDER CENTER OF DASH, FORWARD OF CENTER CONSOLE) BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE CLOCK- SPRING COMBINATION METER (HIGH-CONTRAST) COMBINATION METER (STANDARD) COMPUTER DATA LINES SYSTEM CONTROL VALVE CRUISE CONTROL SWITCH CRUISE INDICATOR CTP SWITCH DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH, NEAR STEERING COLUMN) ELECTRIC VACUUM PUMP (AT RIGHT FRONT CORNER OF ENGINE COMPARTMENT) ENGINE CONTROLS SYSTEM ENGINE CONTROLS, ANTI-LOCK BRAKES SYSTEMS EXTERIOR LIGHTS, ANTI-LOCK BRAKES SYSTEMS GRN WIRE GRN/BLK WIRE GRN/YEL WIRE HIGH CONTRAST HOT AT ALL TIMES HOT IN RUN OR ACC HOT IN RUN OR START IGNITION SWITCH INSTRUMENT PANEL ECU (BEHIND LEFT SIDE OF DASH) JUNCTION BLOCK (BEHIND LEFT SIDE OF DASH) LT GRN WIRE LT GRN/RED WIRE MAN MULTI- PURPOSE FUSE 13 MULTI- PURPOSE FUSE 3 MULTI-PURPOSE FUSE 6 NCA WIRE OFF POWERTRAIN CONTROL MODULE (UNDER CENTER OF DASH, FORWARD OF CENTER CONSOLE) RED WIRE RED/WHT WIRE RELEASE VALVE RESET+ RUN WIRE SET- STANDARD STARTING/ CHARGING SYSTEM STEERING WHEEL EARTH STOPLIGHT SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) SWS COMM CIRCUIT THROTTLE POSITION SENSOR (ON THROTTLE BODY) TRANSMISSIONS SYSTEM VEHICLE SPEED SENSOR VSS OUT W/ TRACTION CONTROL W/O TRACTION CONTROL WHT WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE

BLK WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE COMPUTER DATA LINES SYSTEM DEDICATED FUSE 13 DOOR LOCKS, MEMORY SYSTEMS ENGINE COMPARTMENT RELAY BOX (ON LEFT FRONT FENDER) GRN/BLK WIRE GRN/YEL WIRE HOT AT ALL TIMES JUNCTION BLOCK (BEHIND LEFT SIDE OF DASH) LEFT FRONT DOOR MODULE (ON LEFT FRONT DOOR) MIRRORS SYSTEM MIRRORS, MEMORY SYSTEMS POWER WINDOWS SYSTEM RED WIRE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE

ANTI-THEFT SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM BLK WIRE BLU/BLK WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM ANTI-THEFT SYSTEM POWER WINDOWS, DOOR LOCKS SYSTEMS DOOR LOCKS, ANTI-THEFT, WARNING, INTERIOR LIGHTS SYSTEMS ETACS-ECU EXTERIOR LIGHTS SYSTEM POWER WINDOWS SYSTEM GRN WIRE GRN/ORG WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT IN HOT IN RUN OR START INTERIOR LIGHTS, POWER TOPS SYSTEMS JUNCTION BLOCK (BEHIND LEFT SIDE OF DASH) LEFT FRONT DOOR SWITCH LEFT REAR DOOR SWITCH LT GRN WIRE MULTI- PURPOSE FUSE 11 MULTI- PURPOSE FUSE 12 MULTI- PURPOSE FUSE 15 MULTI- PURPOSE FUSE 9 MULTI-PURPOSE FUSE 6 NCA WIRE PARK BRAKE SWITCH (ON PARKING BRAKE ASSEMBLY) POWER WINDOWS SYSTEM RED/WHT WIRE RED/YEL WIRE RUN WIRE WARNING SYSTEM YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

ASSIST ECU (UNDER RIGHT SIDE OF DASH, NEAR KICK PANEL) B-87 BLK WIRE BLK/RED WIRE BLU WIRE BLU/RED WIRE BRN WIRE COLUMN SWITCH COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH, NEAR STEERING COLUMN) ETACS ECU (BEHIND LEFT SIDE OF DASH, NEAR KICK PANEL) GRN WIRE GRN/WHT WIRE GRY WIRE HEAD OFF TAIL HIGH MOUNT STOPLIGHT HOT AT ALL TIMES INSTRUMENT PANEL ECU (BEHIND LEFT SIDE OF DASH) JUNCTION BLOCK (BEHIND LEFT SIDE OF DASH) LEFT LICENSE PLATE LIGHT LIGHTING SWITCH MULTI- PURPOSE FUSE 3 NCA WIRE PEDAL) REAR SPOILER HIGH MOUNT STOPLIGHT RED WIRE RIGHT LICENSE PLATE LIGHT STOPLIGHT SWITCH (ON BRACKET, ABOVE BRAKE W/ REAR SPOILER W/O REAR SPOILER WHT WIRE

ANTENNA ASSIST ECU (UNDER RIGHT SIDE OF DASH, NEAR KICK PANEL) BLK WIRE BLU WIRE BLU/RED WIRE BRN WIRE BRN/GRN WIRE BRN/WHT WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH, NEAR STEERING COLUMN) DEDICATED FUSE 13 DEDICATED FUSE 19 DIODE (ANTI-THEFT CIRCUIT) (BEHIND LEFT SIDE OF DASH) ENGINE COMPARTMENT RELAY BOX (ON LEFT FRONT FENDER) ETACS ECU JUNCTION BLOCK (BEHIND LEFT SIDE OF DASH) GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY WIRE GRY/RED WIRE HEADLIGHTS SYSTEM HIGH CONTRAST METER HOOD SWITCH (AT RIGHT FRONT OF ENGINE COMPARTMENT) HORNS SYSTEM HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR INSTRUMENT PANEL ECU (BEHIND LEFT SIDE OF DASH) KEY REMINDER SWITCH KEYLESS ENTRY RECEIVER (UNDER CENTER OF REAR SHELF) LEFT DOOR KEY CYLINDER SWITCH UNLOCK LEFT FRONT DOOR LOCK ACTUATOR LEFT FRONT DOOR MODULE (ON LEFT FRONT DOOR) LEFT FRONT DOOR SWITCH TRUNK LIGHT SWITCH LEFT REAR DOOR LOCK ACTUATOR LEFT REAR DOOR SWITCH LOCK LT GRN WIRE MULTI- PURPOSE FUSE 11 MULTI- PURPOSE FUSE 12 MULTI-PURPOSE FUSE 6 NCA WIRE RED WIRE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT DOOR KEY CYLINDER SWITCH UNLOCK RIGHT FRONT DOOR LOCK ACTUATOR RIGHT FRONT DOOR SWITCH RIGHT REAR DOOR LOCK ACTUATOR RIGHT REAR DOOR SWITCH SEATS SYSTEM SECURITY IND SOLID STATE STANDARD METER THEFT ALARM HORN (IN RIGHT FRONT CORNER OF ENGINE COMPARTMENT) THEFT ALARM HORN RELAY (ON FRONT OF RIGHT FRONT INNER FENDER PANEL) TRUNK LID KEY SWITCH WHT GRN/ WIRE WHT WIRE WHT/GRN WIRE YEL BLK/ WIRE YEL WIRE YEL/BLK WIRE

ASSIST ECU (UNDER RIGHT SIDE OF DASH, NEAR KICK PANEL) BEAM BLK WIRE BLU WIRE BLU/RED WIRE BRN WIRE BRN/WHT WIRE COLUMN SWITCH FOGLIGHT SWITCH COMBINATION METER COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR (UNDER LEFT 1 7 4 DEDICATED FUSE 1 DEDICATED FUSE 3 DEDICATED FUSE 4 DEDICATED FUSE 5 DEDICATED FUSE 7 DEDICATED FUSE 6 DIMMER, PASSING SWITCH ENGINE COMPARTMENT RELAY BOX (ON LEFT FRONT FENDER) FOGLIGHT RELAY FUSIBLE LINK 1 FUSIBLE LINK 2 GRN WIRE GRY WIRE GRY/RED WIRE HEAD HEAD OFF OFF TAIL TAIL HEADLIGHT RELAY (HI) HEADLIGHT RELAY (LO) HI LO HIGH CONTRAST HOT AT ALL TIMES INSTRUMENT PANEL ECU (BEHIND LEFT SIDE OF DASH) JOINT CONNECTOR 5 (BEHIND LEFT SIDE OF DASH) JUNCTION BLOCK (BEHIND LEFT SIDE OF DASH) LEFT FOGLIGHT LEFT HEADLIGHT LIGHTING SWITCH LT GRN WIRE MULTI- PURPOSE FUSE 11 NCA WIRE OFF ON ON OFF PNK WIRE RED WIRE RIGHT FOGLIGHT RIGHT HEADLIGHT SIDE OF DASH, NEAR STEERING COLUMN) STANDARD TAILLIGHT RELAY WHT WIRE YEL WIRE

2 IND 3 IND ABS INDICATOR AIR CONDITIONING SYSTEM ASSIST ECM (UNDER RIGHT SIDE OF DASH) BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BRAKE FLUID LEVEL SENSOR (IN BRAKE FLUID RESERVOIR) BRAKE INDICATOR BRN WIRE BRN/WHT WIRE CHECK ENGINE INDICATOR COMBINATION METER COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM 55 58 CRUISE CTRL IND D IND DEDICATED FUSE 13 DISTRIBUTOR ASSEMBLY DOOR AJAR INDICATOR ENGINE COMPARTMENT RELAY BOX (ON LEFT FRONT FENDER) ENGINE SPEED CHECK CONNECTOR (IN ENGINE COMPT, LEFT SIDE OF FIREWALL) ETACS-ECU FUEL GAUGE FUEL INDICATOR GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HEADLIGHTS SYSTEM HIGH BEAM INDICATOR HOT AT ALL TIMES HOT IN RUN OR START IGNITION SHIELDS ILLUMINATION LIGHT INSTRUMENT PANEL ECM (BEHIND LEFT SIDE OF DASH) JUNCTION BLOCK (BEHIND LEFT SIDE OF DASH) L IND LEFT TURN IND LT GRN WIRE LT GRN/RED WIRE MESSAGE CENTER CIRCUIT (CHARGE IND) MESSAGE CENTER CIRCUIT (LOW OIL PRESSURE IND) MULTI- PURPOSE FUSE 11 MULTI- PURPOSE FUSE 13 N IND ORG/ WIRE P IND PNK WIRE POWERTRAIN CONTROL MODULE (UNDER CENTER OF DASH, FORWARD OF CENTER CONSOLE) R IND RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE RIGHT TURN IND SEAT BELT INDICATOR SEAT BELT SWITCH (ON DRIVER'S SEAT BELT BUCKLE) SECURITY INDICATOR SPEEDOMETER SRS INDICATOR STANDARD SUPPLEMENTAL RESTRAINTS SYSTEM TACHOMETER TEMPERATURE GAUGE WATER TEMPERATURE GAUGE UNIT (LEFT SIDE OF ENGINE COMPT, NEAR COOLANT OUTLET) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WIPER/ WASHER SYSTEM WIPER/WASHER SYSTEM YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

1 IND 2 IND 3 IND ABS IND. AIR CONDITIONING SYSTEM ASSIST ECM (UNDER RIGHT SIDE OF DASH, NEAR KICK PANEL) BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BRAKE FLUID LEVEL SENSOR (IN BRAKE FLUID RESERVOIR) BRAKE IND BRN WIRE BRN/WHT WIRE CHECK ENG IND COMBINATION METER (HIGH-CONTRAST) COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM INTERIOR LIGHTS SYSTEM CRUISE IND D IND DAYTIME DIMMER SWITCH DOOR AJAR IND ENGINE SPEED CHECK CONNECTOR (IN ENGINE COMPT, LEFT SIDE OF FIREWALL) ETACS-ECU FUEL GAUGE FUEL GAUGE UNIT (IN FUEL TANK) FUEL IND GRN/BLK WIRE GRN/ORG WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HEADLIGHTS SYSTEM HIGH BEAM INDICATOR HOT AT ALL TIMES HOT IN ON OR ACC HOT IN RUN OR START IGNITION SHIELD ILLUMINATION LAMP INSTRUMENT PANEL ECM (BEHIND LEFT SIDE OF DASH) JUNCTION BLOCK (BEHIND LEFT SIDE OF DASH) LEFT TURN IND LT GRN WIRE MESSAGE CENTER CIRCUIT (CHARGE IND) MESSAGE CENTER CIRCUIT (LOW OIL PRESSURE IND) MULTI- PURPOSE FUSE 11 MULTI- PURPOSE FUSE 13 MULTI-PURPOSE FUSE 6 N IND P IND PARK BRAKE SWITCH (ON PARKING BRAKE ASSEMBLY) POWERTRAIN CONTROL MODULE (UNDER CENTER OF DASH, FORWARD OF CENTER CONSOLE) R IND RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE RESET SWITCH RIGHT TURN IND SEAT BELT IND SEAT BELT SWITCH (ON DRIVER'S SEAT BELT BUCKLE) SECURITY IND SPEEDOMETER SRS IND SUPPLEMENTAL RESTRAINTS SYSTEM TACHOMETER TCL IND TCL OFF IND TEMPERATURE GAUGE WHT WIRE WHT/BLU WIRE WIPER/ WASHER SYSTEM YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

7 1 DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH, NEAR STEERING COLUMN) ABS HYDRAULIC UNIT (W/ ECU) (IN RIGHT REAR CORNER OF ENGINE COMPARTMENT) ACCELERATOR PEDAL POSITION SENSOR (ON THROTTLE BODY) ENGINE CONTROL RELAY ASSIST ECU (UNDER RIGHT SIDE OF DASH, NEAR KICK PANEL) BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/RED WIRE BRN/RED WIRE BRN/WHT WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM ENGINE COMPARTMENT RELAY BOX (ON LEFT FRONT FENDER) DEDICATED FUSE 13 ENGINE CONTROLS SYSTEM ETACS ECU (BEHIND LEFT SIDE OF DASH, NEAR KICK PANEL) GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN HOT IN RUN OR START JUNCTION BLOCK (BEHIND LEFT SIDE OF DASH) LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE MULTI- PURPOSE FUSE 13 MULTI- PURPOSE FUSE 3 MULTI- PURPOSE FUSE 9 OFF RED WIRE RED/BLK WIRE RED/GRN WIRE RUN WIRE STEERING WHEEL SENSOR (AT TOP OF STEERING COLUMN) STOPLIGHT SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) TCL IND TCL OFF IND TRACTION CONTROL ECU (UNDER CENTER OF DASH, FORWARD OF CENTER CONSOLE) TRACTION CONTROL SWITCH WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE