Reading and erasing diagnostic trouble codes (DTCs)
WARNING: This page is about a different car, the 2002 Volvo C70, 2001 Volvo C70, 2000 Volvo C70, 1999 Volvo C70, and 1998 Volvo C70. However, it is still accessible from the selected car via links, so may be relevant.
Stored diagnostic trouble codes (DTCs) can be read off and erased using this function.
The on-board diagnostic (OBD) system can identify 25 different faults in the form of diagnostic trouble codes (DTCs). Diagnostic trouble codes (DTCs) can only be erased when all diagnostic trouble codes (DTCs) have been read at least once.