Possible causes, elimination, notes: Elimination:
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.
Delete fault memory, disengage reverse gear and switch off ignition.
Then switch on ignition, engage reverse gear again and read out fault memory.
If the fault reappears, select menu item Coding and check if the vehicle type is correctly coded.
If the coding is correct, replace control module.