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Home >> Porsche >> 2000 >> Boxster Base, Automatic >> Repair and Diagnosis >> Accessories & Equipment >> Headlights >> Exterior Lights, Lamps, Switches - Diagnosis >> System HBA 01 >> Fault overview >> Fault code 5 >> Possible causes, elimination, notes

Possible causes, elimination, notes

This fault is stored in the following cases:

  1. Short circuit to voltage/ground in the supply leads between the control module  and angle sensor for HBA 
  2. Angle sensor for HBA  is faulty
  3. The control module is faulty
NOTE: The 5V supply voltage for the sensors is ensured via terminal 14 on the HBA control module. A fault in this supply lead affects both angle sensors.
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