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Pin assignment

Way 1: + battery

1-way connector P1 (blue)

Way 1: High-speed cooling fan unit

1-way connector P2 (clear)

Way 1: + battery

12-way PEH connector (blue)

Way 1: + accessory (injection and steering column electric lock)
Way 2: not used
Way 3: + accessory (cabin)
Way 4: Dashboard
Way 5: Dashboard
Way 6: Front wiper fixed stop control
Way 7: Multiplex link L, anti-lock braking system
Way 8: Multiplex link L (Cabin Central Unit)
Way 9: Multiplex link L, engine 2
Way 10: Multiplex link H (Cabin Central Unit)
Way 11: Multiplex link H, anti-lock braking system
Way 12: Multiplex link H, engine

12-way PEM connector (brown)

Way 1: Injection supply
Way 2: Injection supply
Way 3: alternator (charge signal)
Way 4: not used
Way 5: not used
Way 6: manual gearbox neutral switch
Way 7: not used
Way 8: alternator (excitation)
Way 9: diesel heater relay
Way 10: oil level sensor
Way 11: oil level sensor
Way 12: oil pressure sensor

12-way PPA connector (black)

Way 1: Protected left parking light output
Way 2: Protected right parking light output
Way 3: Protected left main beam output
Way 4: Protected right main beam output
Way 5: Protected right dipped beam / xenon lamp output
Way 6: Protected left dipped beam / xenon lamp output
Way 7: Right front fog light output
Way 8: Left front fog light output
Way 9: not used
Way 10: not used
Way 11: not used
Way 12: not used

4-way PPH1 connector (grey)

Way 1: Anti-lock braking system ECU supply
Way 2: Rear window and mirror demist control
Way 3: Earth
Way 4: Injection supply

12-way PPH2 connector (brown)

Way 1: Front wiper high-speed control
Way 2: Front wiper low-speed control
Way 3: Electronic earth
Way 4: Headlamp levelling output
Way 5: Fuel pump output
Way 6: Left rear parking light output
Way 7: Right rear parking light output
Way 8: + Steering column lock rest contact, normally closed
Way 9: Reversing light output
Way 10: Electric power steering and airbag ECU
Way 11: + accessory (cabin)
Way 12: not used

4-way PPM1 connector (black)

Way 1: Injection supply
Way 2: Injection supply
Way 3: Starter control
Way 4: Fan unit low-speed resistor control

12-way PPM2 connector (grey)

Way 1: Automatic or automated manual gearbox ECU supply
Way 2: External high-speed cooling fan unit relay control
Way 3: Diesel heater relay supply
Way 4: LPG ECU supply
Way 5: Air conditioning clutch control
Way 6: Neutral-reverse switch supply
Way 7: + accessory, LPG ECU
Way 8: Ignition coil supply
Way 9: Reversing light control
Way 10: Automatic or automated manual gearbox ECU supply
Way 11: not used
Way 12: not used

Fuse Allocation