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Home >> Porsche >> 2003 >> Boxster Base, Automatic >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instruments, Fuel Gauge, Alarm System - Diagnosis >> System I 16 >> Fault overview >> Test point 3 >> Possible causes, elimination, Notes

Possible causes, elimination, Notes

NOTE: This fault can also be caused by incorrect operation (door lock actuated toward "Open" direction for longer than 60 seconds).
  1. Pull off plug I on the alarm control module.
  2. Disconnect plug connection X 11 (driver's side).
  3. Disconnect the plug connection X 12 (passenger's side).
  4. Check the leads from the alarm control module plug I pin 15 to the door lock modules for short to ground.
    • Ohmmeter on alarm control module plug I pin 15 and ground.

      Display: "INFIN" Ω

  5. Check driver's side door lock module switch contact.
    • Ohmmeter at plug connection X 11 pin A6 (sleeve side) and ground.

      Door lock not actuated.

      Display: "INFIN" Ω

      Door lock actuated towards "Open".

      Display: < 5 Ω

  6. Check passenger's side door lock module switch contact.
    • Ohmmeter at plug connection X 12 pin A6 (sleeve side) and ground.

      Door lock not actuated.

      Display: "INFIN" Ω

      Door lock actuated towards "Open".

      Display: < 5 Ω

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