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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 19 >> Possible causes, elimination, Notes

Possible causes, elimination, Notes

  1. Pull off plug I on the alarm control module.
  2. Pull off the plug on the signal converter for the transponder.
  3. Voltmeter at plug I alarm control module pin 12 and ground.

    Switch on ignition.

    Display: 0 Volt

    If battery voltage is displayed, check wiring harness for pinches and chafing damage.

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