Diagnosis Procedure

1. Turn the ignition switch ON.
2. Turn the MAIN switch of ICC system ON, and then wait for 2 seconds or more.
3. Perform "All DTC Reading" with CONSULT.
4. Check if the "U1000" is detected as the current malfunction in "Self Diagnostic Result" of "BSW/BUZZER".

Is "U1000" detected as the current malfunction?

YES 

Refer to TROUBLE DIAGNOSIS FLOW CHART .

NO 

Refer to INTERMITTENT INCIDENT .