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Home >> Porsche >> 2003 >> 911 Carrera 4S, Standard >> Repair and Diagnosis >> Electrical >> Fuses & Circuit Breakers >> General Information - 911 CARRERA (996) >> Power supply - General (Work instructions after disconnecting the battery) >> Work instructions after disconnecting the battery >> 91 10 Pcm:

91 10 Pcm:

  1. The PCM reverts to the Code function when the battery is disconnected and is thus no longer ready for operation.
  2. When the power supply is disconnected, the built-in GPS receiver loses the so-called "almanac" containing the satellite orbital paths.
  3. The date and time are deleted when the battery is disconnected.
  4. Radio stations stored by the customer are no longer displayed.
  5. If the telephone card was inserted and the telephone was ready for operation, the telephone is subsequently disabled.
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