Diagnostic trouble code (DTC) information
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.
Condition
Diagnostic trouble code (DTC) DSA-122 is stored if the DSA control module detects that the current in the circuit for the bulb in the combined instrument panel is too large or too small when the ignition is on or the engine is running.
NOTE:
A diagnostic trouble code (DTC) may be stored if a DSA control module for model year 2003- is installed in a -2002 model year car.
Substitute Value
When the DSA warning lamp cannot indicate if the DSA function is disengaged or engaged, the DSA function is always connected. The DSA function cannot be disengaged with the switch.
Possible Source
- Open-circuit in the signal cable
- Short-circuit to supply voltage or ground in the signal cable
- Defective bulb
- Defective combined instrument panel.
Fault symptom[s]
- Certain faults can cause the DSA warning lamp to light continuously
- The DSA function cannot be disengaged with the switch.