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CDR23 control module function: Identification

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2005 Porsche 911, 2004 Porsche 911, 2003 Porsche 911, 2002 Porsche 911, and 2001 Porsche 911. However, it is still accessible from the selected car via links, so may be relevant.

The diagnosis software number and the part numbers for the PCM2 can be read out under this menu item.

  1. Connect and start the Porsche System Tester II 9588 and switch on the ignition.
  2. Select 911 (996) in the Vehicle type menu and confirm with the "FORWORD" key.
  3. Select PCM in the Control modules menu and confirm with the "FORWORD" key.
  4. Select CDR23 in the 911 (996) PCM2 function selection and confirm with the "FORWORD" key.
  5. Select Identification in the 911 (996) CDR23 function selection and confirm with the "FORWORD" key.
  6. Diagnosis software number; CDR23 parts number appears on the display.