Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information

Condition




Diagnostic trouble codes (DTCs) ECC-121, 135, 137, 211 and 221 are stored if the ECC control module registers that the signal cable to the outside temperature sensor is short-circuited to ground.

Possible source
- Short-circuit to ground in signal cable

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