Displaying & Reading Trouble Codes

Reading and erasing diagnostic trouble codes (DTCs)

Stored diagnostic trouble codes (DTCs) can be read off and erased using this function. The on-board diagnostic (OBD) system can identify 22 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.

Connect VCT 2000 according to Connecting the Volvo Communication Tool 2000 (VCT 2000) Scan Tool Testing and Procedures