Checking the DSA control module

WARNING: This page is about a different car, the 2004 Volvo S40, 2003 Volvo S40, 2002 Volvo S40, 2001 Volvo S40, and 2000 Volvo S40. 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.

Ignition off.
Expose the DSA control module.
Disconnect the DSA control module.
Connect a new DSA control module alongside.
Start and stop the engine a few times.
Let the engine idle.
Read off diagnostic trouble codes (DTCs).

Fig 2: Identifying VCT2000 Diagnostic Tool Symbol In VIDA
Courtesy of VOLVO CARS OF NORTH AMERICA.

Is diagnostic trouble code (DTC) DSA-223 still stored?

YES
Refer to Replacing the component
NO
Refer to Replacing the component