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Home >> Porsche >> 2003 >> 911 Carrera 4S, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 39 (Radio, Navigation, Telephone, Pcm & Park Assistant - Diagnosis) >> System N 01 >> Fault Overview >> Test point 2 >> Possible causes, elimination, notes >> Open circuit/short to ground

Open circuit/short to ground

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2004 Porsche Boxster, 2003 Porsche Boxster, 2002 Porsche Boxster, 2001 Porsche Boxster, and 2000 Porsche Boxster. However, it is still accessible from the selected car via links, so may be relevant.
  1. Pull off plug II on the display and operator control unit.
  2. Pull off plug on the navigation unit.
  3. Check lead from navigation unit plug pin 7 to plug II pin 17 for continuity and short to ground.
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