Reading off 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.

Fig 1: Engine Start Verification

Courtesy of VOLVO CARS OF NORTH AMERICA.

Start the engine and allow to idle or turn engine over using starter motor for approximately 10 seconds.
NOTE:
Do not turn the ignition key back to the OFF position before diagnostic trouble codes (DTCs) have been read off.

Fig 2: Identifying Scan Tool
Courtesy of VOLVO CARS OF NORTH AMERICA.
- Select the Volvo Scan Tool (ST) symbol to read off diagnostic trouble codes (DTCs).

0
OKAY: Troubleshooting has been completed.
-8
Refer to Communication failure
-1
Refer to Communication problems
-2
Refer to Communication problems
-3
Refer to Communication problems
-4
Refer to Communication problems
-5
Refer to Communication problems
-6
Refer to Communication problems
-7
Refer to Communication problems