Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information

Condition




Diagnostic trouble code (DTC) ECC-123 is stored if the ECC control module detects that there is no passenger compartment temperature sensor (in the ECC control module) or that there is a short-circuit to ground in the signal cable.

Possible source
- Open-circuit in the passenger compartment temperature sensor.
- Short-circuit to ground in the passenger compartment temperature sensor

Fault symptom[s]
- Driver fault warning. The LEDs beside the A/C and REC switches flash for approximately 20 seconds.