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Porsche Navigation computer Codeermittlung



Porsche Navigation computer reading errors


Code retrieval of CD Navigation unit Porsche PCM 1


You will have to send us your unit for the code retrieval. We also do a complete check of the unit.



This offer is valid for the following numbers:
Nr. 996.642.122.00
Nr. 996.642.122.01
Nr. 996.642.122.02
Nr. 996.642.122.03
Nr. 996.642.122.12
If your navigation drive has one of the following problems, it´s time for a drive replacement:


  • CD is no longer accepted
  • when your display shows this error: CD is inserted upside down
  • Computer crashes while driving and restarting
  • entering the destination lasts much longer than usual
  • all lights are flashing
  • "Navigation starts" repeats very often
  • mapvision error
  • lost or unknown code


The offer applies to devices with the following part numbers:


PCM 1 Navigation Computer:
5WK76010 996.642.122.00 EFR/EWD/RDW
5WK76010 996.642.122.01 EFR/EWD/RDW
5WK76026 996.642.122.12 EFR/EWD/RDW
PCM Head Unit:
5WK78015 996.642.144.00 / 01 / 02 / 03 / 04
5WK78000A 996.642.104.00 / 01 / 02 / 03 / 04

PCM 2.1 Head Unit:
BE6662 997.642.143.00 / 01 /02

PCM E1 Cayenne
BE6654  7L5.035.191H
BE6635 7L5.035.191D

6670 997.642.160.04 FTC