Diagnostic Trouble Code (DTC) Information
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.
Condition
Diagnostic trouble code (DTC) ECC-123 is stored if the control module detects that the signal from the passenger compartment temperature sensor is below 0.3 V.
Substitute Value
The control module adopts a substitute value corresponding to approximately 22°C.
Possible Source
- Short-circuit to ground in signal cable.
- Defective temperature sensor.
Fault symptom[s]
- The orange indicator LED in the REC and air conditioning (A/C) buttons flashes for approximately 20 seconds.