DTC Detection Logic
| DTC (On board display) |
Trouble diagnosis name | DTC detecting condition | Possible causes |
|---|---|---|---|
| C1A21 (21) |
ICC SENSOR HIGH TEMP | ICC sensor judges high temperature abnormality | Temperature around the ICC sensor becomes high |
- PERFORM DTC CONFIRMATION PROCEDURE
- Turn the ignition switch OFF.
- Wait for 10 minutes or more to cool the ICC sensor.
- Start the engine.
- Turn the DCA system ON.
- Perform "All DTC Reading" with CONSULT.
- Check if the "C1A21" is detected as the current malfunction in "Self Diagnostic Result" of "ICC/ADAS".
Is "C1A21" detected as the current malfunction?
YES
Refer to DIAGNOSIS PROCEDURE .
NO
Refer to INTERMITTENT INCIDENT .