Diagnostic Trouble Code (DTC) Information

Diagnostic Trouble Code (DTC) Information







Condition
Diagnostic Trouble Code (DTC) ECC-121 is stored if the control module detects that the signal from the outside temperature sensor is below 0.3 V.

Condition
The control module adopts a substitute value corresponding to approximately 0 °C

Possible source
- Short-circuit to ground in signal cable.
- Defective temperature sensor.

Condition
- The orange indicator LED in the REC and Air Conditioning (A/C) buttons flashes for approximately 20 seconds.