Porsche Boxster 987 (2004-2006) (behind left side of dash) Wiring diagrams

1 2 3 4 PUMP MOTOR RETURN E BATT ENG RELAY RELAY VALVE GND 5 4 BRAKE PAID WEAR - BRAKE PAID WEAR + 5 6 7 8 LF DS LR DS RR DS BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BRAKE PEDAL SWITCH (ON BRAKE PEDAL LINKAGE) BRALE FLUID LEVEL SWITCH (IN BRAKE FLUID RESERVOIR) BRN GRY/ WIRE BRN WIRE BRN/ GRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE BS+ CAN HIGH DRIVE PARK BRAKE SW DRST CAN LOW DRIVE GND DRSS BRAKE FLUID LEVEL DRSR LR ESO AY COMPUTER DATA LINES CONNECTOR COMPUTER DATA LINES SYSTEM CURRENT DISTRIBUTOR (UNDER RIGHT SIDE OF DASH) FRONT END CONTROL UNIT (AT RIGHT SIDE OF FRONT LUGGAGE COMPT) FUSE FUSE HOLDER C (BEHIND LEFT KICK PANEL, ON FUSES SUPPORT) GP PSM (AT FRONT LEFT SIDE OF LUGGAGE COMPT) GRN WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/RED WIRE HOT AT ALL TIMES HOT W/ TERM 15 RELAY ENERGIZED INSTRUMENT CLUSTER LEFT FRONT BRAKE PAD WEAR/ SPEED SENSOR LEFT REAR BRAKE PAD WEAR/ SPEED SENSOR LF DP LR DS +CU RR DS STOP LT SW + PASSIVE PSM SW MODULE SWITCH NCA WIRE ORG/ WIRE ORG/BLU WIRE PARK BRAKE SWITCH (AT BASE OF HAND BRAKE LEVER) PASSIVE PSM LAMP PSM SWITCH RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RIGHT FRONT BRAKE PAD WEAR/ SPEED SENSOR RIGHT REAR BRAKE PAD WEAR/ SPEED SENSOR SPEED SENSOR SPEED SENSOR WEAR SENSOR WEAR SENSOR (BEHIND LEFT SIDE OF DASH) WEAR SENSOR SPEED SENSOR WHEEL SPEED SENS WHT WIRE WHT/BLK WIRE WHT/BRN WIRE YEL WIRE YEL/BLU WIRE YEL/WHT WIRE

ALARM HORN ALARM SIREN (ON LEFT SIDE OF FRONT LUGGAGE COMPT) ANTENNA (NAVIGATION) ANTENNA (RADIO) ANTENNA ALARM ANTENNA ALARM SHIELD BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BODY COMPUTER SYSTEM BRN WIRE BRN/BLK 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 CAN DRIVE HIGH CAN DRIVE LOW CAN COMFORT HIGH CAN COMFORT LOW CLS ALARM OUT COMPUTER DATA LINES SYSTEM CONVERTIBLE TOP UNLOCK MICROSWITCH CURRENT DISTRIBUTOR ELECTRONIC IGNITION LOCK EMERGENCY POWER PIN EMERGENCY POWER SUPPLY RELAY FUSE FUSE HOLDER B (ON FUSE SUPPORT) FUSE GROUND GRY WIRE GRY/WHT WIRE HOT AT ALL TIMES INTERIOR SENSOR (IN CENTER CONSOLE) INTERIOR SENSOR ALARM SIREN TILT SENSOR MICRO SW LOCKING ALARM HORN NCA WIRE ORG/ WIRE PAS (DRIVER'S RECOGNITION) CONTROL UNIT (UNDER DASH, LEFT OF STEERING COLUMN) POWER DISTRIBUTION SYSTEM REAR CONTROL UNIT (UNDER LEFT SEAT) RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE STARTING/CHARGING SYSTEM STARTING/CHARGING SYSTEM POWER DISTRIBUTION SYSTEM A/C SYSTEM STEERING WHEEL LOCK SUPPLEMENTAL RESTRAINT SYSTEM SUPPLY GROUND SERIAL DATA TERM 30 TERM 31 DATA N.C. TERM 50 DIAG TERM 15 DIAG TERM 75 ACT LOW TERM 30 TERM 31_1 TERM 15 START TILT SENSOR (UNDER REAR OF CENTER CONSOLE) TRANSMISSIONS SYSTEM EXTERIOR LIGHTS SYSTEM YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

17 22 BATT (RIGHT) BACK-UP LIGHT 2 8 11 CAN HIGH CAN LOW GND 3 6 42 BATT GND GND 37 38 40 CAN HIGH CAN LOW BACK-UP LIGHT SWITCH A/T M/T BACK- UP LIGHT BACK-UP LIGHT SWITCH (ON TOP RIGHT OF TRANS- MISSION) BATT (LEFT) BLK WIRE BLK/BLU WIRE BLU WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CURRENT DISTRIBUTOR EMERGENCY POWER PIN EMERGENCY POWER SUPPLY RELAY 1 EMERGENCY POWER SUPPLY RELAY 2 FUSE FUSE HOLDER A (ON FUSE SUPPORT, UNDER LEFT SIDE OF DASH, AT LEFT KICK PANEL) GRN WIRE HOT AT ALL TIMES LEFT TAILLIGHT ASSEMBLY BACK- UP LIGHT NCA WIRE ONBOARD NETWORK CONTROL MODULE (UNDER LEFT SIDE OF DASH) PARKING ASSISTANT CONTROL UNIT (UNDER LEFT SEAT) POWER DISTRIBUTION SYSTEM REAR CONTROL UNIT (UNDER LEFT SEAT) RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RIGHT TAILLIGHT ASSEMBLY YEL WIRE

BLK WIRE BRN WIRE BRN/RED WIRE CAN LOW COMFORT CAN HIGH COMFORT COMPUTER DATA LINES SYSTEM GRY/GRN WIRE ONBOARD NET WORK CONTROL MODULE (UNDER LEFT SIDE OF DASH) REAR WINDOW DEF RELAY REAR WINDOW DEFOGGER REAR WINDOW DEFOGGER RELAY YEL WIRE

3 6 30 33 33 BATT GND FRONT FOG LIGHT SW AUTOMATIC LIGHT SW REAR FOG LIGHT SW 37 38 CAN HIGH CAN LOW BACK- UP LIGHT BACK- UP LIGHT TURN SIGNAL BACK-UP LAMP CIRCUIT BLK WIRE BLK/GRN WIRE BLK/ORG WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM CURRENT DISTRIBUTOR EMERGENCY POWER PIN EMERGENCY POWER SUPPLY RELAY 1 EMERGENCY POWER SUPPLY RELAY 2 FUSE FUSE FUSE FUSE HOLDER A (ON FUSE SUPPORT, UNDER LEFT SIDE OF DASH, AT LEFT KICK PANEL) GRN WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/RED WIRE HIGH MOUNT STOP LIGHT HOT AT ALL TIMES ILLUM LEFT LICENSE PLATE LIGHT LEFT TAILLIGHT ASSEMBLY (BELOW LEFT SEAT) LIGHT SWITCH NCA WIRE ONBOARD NET WORK CONTROL MODULE (UNDER LEFT SIDE OF DASH) ORG/ WIRE POWER DISTRIBUTION SYSTEM RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RIGHT LICENSE PLATE LIGHT RIGHT TAILLIGHT ASSEMBLY SIDE MARKER LIGHT FOG LIGHT SIDE MARKER LIGHT SIDE MARKER LIGHT FOG LIGHT SIDE MARKER LIGHT SIDE MARKER LIGHT STOP LIGHT SIDE MARKER LIGHT STOP LIGHT TURN SIGNAL VIO WIRE W/ PARKING ASSISTANT W/O PARKING ASSISTANT WHT WIRE YEL WIRE YEL/RED WIRE YEL/WHT WIRE

ALARM HORN ASHTRAY LIGHT BRAKE FLUID LEVEL SWITCH BRN WIRE CIGAR LIGHTER CLUTCH INTERLOCK SWITCH COMBINED STEERING COLUMN MODULE PAS (DRIVER RECOGNITION) CONTROL UNIT CONVERTIBLE TOP CLOSED RELAY CONVERTIBLE TOP OPEN RELAY DIAGNOSTIC CONNECTOR ELECTRONIC IGNITION LOCK FUEL PUMP FUEL LEVEL SENSOR GATEWAY CONTROL UNIT LIGHT SWITCH GRN WIRE HEADLIGHT CLEANING RELAY HEADLIGHT WASHING FLUID PUMP HOME LINK SWITCH 2 INSTRUMENT CLUSTER LEFT FRONT BRAKE PAD WEAR CONTAC/SPEED SENSOR LEFT HEATED SPAY JET LEFT PASSENGER AIR FLOW LIGHTS LUGGAGE COMPARTMENT LIGHT NCA WIRE ONBOARD COMPUTER NETWORK CONTROL UNIT ORIENTATION INSIDE LIGHT SWITCH PACKAGE TRAY PLUG SOCKET REAR WINDOW DEFOGGER RELAY RIGHT VANITY MIRROR LIGHT LEFT VANITY MIRROR LIGHT SPORT CHRONO TIRE PRESSURE CONTROL UNIT CONVERTIBLE TOP LOCKING MICRO SWITCH WASHING FLUID LEVEL SWITCH WHT WIRE WINDSHIELD WASHING FLUID PUMP WIPER MOTOR

3 6 30 33 33 BATT GND FRONT FOG LIGHT SW AUTOMATIC LIGHT SW REAR FOG LIGHT SW 37 38 CAN HIGH CAN LOW 5 7 15 26 29 35 38 L H/L BEAM SPLY VOLT CAN LOW CAN HIGH BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CURRENT DISTRIBUTOR EMERGENCY POWER PIN EMERGENCY POWER SUPPLY RELAY 1 FOG LIGHT FRONT END CONTROL UNIT (AT RIGHT SIDE OF FRONT LUGGAGE COMPT) FUSE FUSE FUSE GRN WIRE GRY WIRE GRY/BRN WIRE GRY/RED WIRE HIGH BEAM HOT AT ALL TIMES HOT W/ TERM 15 RELAY ENERGIZED ILLUM LEFT HEADLIGHT ASSEMBLY LIGHT SWITCH LOW BEAM ONBOARD NET WORK CONTROL MODULE (UNDER LEFT SIDE OF DASH) ORG/ WIRE POWER DISTRIBUTION SYSTEM R H/L BEAM SPLY VOLT SIDE MARKER LT SW IGNITION (POS II/III) LOW BEAM SW RED WIRE RED/GRN WIRE RED/WHT WIRE RIGHT HEADLIGHT ASSEMBLY SIDE MARKER TURN SIGNAL TURN SIGNAL SIDE MARKER FOG LIGHT WHT WIRE YEL WIRE YEL/GRN WIRE YEL/RED WIRE YEL/WHT WIRE

ACTIVE BODY SYSTEM AUTOMATIC LIGHT SWITCH BLK WIRE BLK/BRN WIRE BLK/ORG WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CURRENT DISTRIBUTOR FUSE DEFOGGERS SYSTEM INTERIOR LIGHTS SYSTEM WIPER/WASHER SYSTEM EMERGENCY LIGHT TERM 15 FOG LIGHT SWITCH FRONT COVER OPENER BUTTON REAR COVER OPENER BUTTON REAR WINDOW UNLOCKING BUTTON FRONT END CONTROL UNIT (AT RIGHT SIDE OF FRONT LUGGAGE COMPT) FUSE FUSE HOLDER B (ON FUESES SUPPORT) FUSE GATEWAY CONTROL UNIT (LEFT KICK PANEL) GEAR RUNNING WAKE UP WASHING FLUID PUMP WASHING FLUID PUMP + GRN WIRE GROUND CONNECTION 1 GRY WIRE GRY/BLU WIRE HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM HOT AT ALL TIMES INSIDE LIGHT TERM 30 INSIDE LIGHT SW TERM 30 REAR SPOILER MOD BUTTON INTERIOR LIGHTS SYSTEM ACTIVE BODY SYSTEM LEFT SEAT HEATER LEFT SEAT HEATER + MAXI FUSE (RIGHT REAR OF FRONT LUGGAGE COMPT) MFI-DI CONTROL UNIT (ON LEFT SIDE OF REAR LUGGAGE COMPT) ON-BOARD COMPUTER NETWORK CONTROL UNIT (UNDER LEFT SIDE OF DASH) PAS (DRIVER'S RECOGNITION) CONTROL UNIT (UNDER DASH, LEFT OF STEERING COLUMN) POWER DISTRIBUTION SYSTEM WIPER/WASHER SYSTEM RAIN SENSOR + RAIN SENSOR SIGANL RAIN SENSOR - REAR CONTROL UNIT (UNDER LEFT SEAT) REAR SPOILER FUNC LIGHT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/WHT WIRE SEATS SYSTEM SPORT MODE FUNC LIGHT RESERVE LIGHT FUNC 1 TERM 15 TERM 15 START CONSUMERS TRUNK, TAILGATE, FUEL DOORS SYSTEM WHT WIRE WHT/RED WIRE WINDSHIELD WIPER MOTOR PARKING SW WIPER/WASHER SYSTEM YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/RED WIRE YEL/WHT WIRE

A/C, COOLING FANS SYSTEMS BLK WIRE BLU/ORG WIRE BLU/PNK WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/PNK WIRE BRN/VIO WIRE BRN/YEL WIRE CAMSHAFT ADJUSTMENT 1 (CYL 1-3) TANK VENTING VALVE (NEAR FUEL FILL FLAP) CAMSHAFT ADJUSTMENT 2 (CYL 4-6) CURRENT DISTRIBUTOR FUSE ENGINE COOLANT TEMPERATURE SENSOR (IN WATER BOX) ENGINE SPEED SENSOR (ON REAR OF ENGINE, RIGHT OF CRANKSHAFT) ENGINE TEMPERATURE SENSOR (MIDDLE OF ENG) FUSE FUSE FUSE FUSE FUSE HOLDER D (UNDER LEFT SIDE OF DASH, AT KICK PANEL) GRN/BLK WIRE GRN/RED WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/RED WIRE GRY/WHT WIRE HOT AT ALL TIMES INTAKE PIPE CHANGE- OVER VALVE INTAKE PIPE FLAP VALVE NCA WIRE OIL TEMPERATURE, OIL LEVEL SENSOR (ON ENG OIL PAN) POWER DISTRIBUTION SYSTEM RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE THROTTLE VALVE (ON THROTTLE VALVE ASSEMBLY) VIO WIRE WHT WIRE YEL/BLK WIRE YEL/WHT WIRE

A/C, COOLING FANS SYSTEMS BLK WIRE BLU/ORG WIRE BLU/PNK WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/PNK WIRE BRN/VIO WIRE BRN/YEL WIRE CAMSHAFT ADJUSTMENT 1 (CYL 1-3) TANK VENTING VALVE (NEAR FUEL FILL FLAP) CAMSHAFT ADJUSTMENT 2 (CYL 4-6) CURRENT DISTRIBUTOR FUSE ENGINE COOLANT TEMPERATURE SENSOR (IN WATER BOX) ENGINE SPEED SENSOR (ON REAR OF ENGINE, RIGHT OF CRANKSHAFT) ENGINE TEMPERATURE SENSOR (MIDDLE OF ENG) FUSE FUSE FUSE FUSE FUSE HOLDER D (UNDER LEFT SIDE OF DASH, AT KICK PANEL) GRN/BLK WIRE GRN/RED WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/RED WIRE GRY/WHT WIRE HOT AT ALL TIMES INTAKE PIPE CHANGE- OVER VALVE INTAKE PIPE FLAP VALVE NCA WIRE OIL TEMPERATURE, OIL LEVEL SENSOR (ON ENG OIL PAN) POWER DISTRIBUTION SYSTEM RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE THROTTLE VALVE (ON THROTTLE VALVE ASSEMBLY) VIO WIRE WHT WIRE YEL/BLK WIRE YEL/WHT WIRE