Diagnosis Procedure

If DTC "U1530" is detected along with DTC "U1000", first diagnose the DTC "U1000". Refer to DTC LOGIC .

1. CHECK DTC PRIORITY
   
   

   If DTC "U1530" is displayed with DTC "U1000", first diagnose the DTC "U1000".

   Is applicable DTC detected?

   YES 

   Perform diagnosis of applicable. Refer to DTC LOGIC .

   NO 

   GO TO STEP 2  .

2. CHECK DRIVER ASSISTANCE BUZZER CONTROL MODULE SELF-DIAGNOSIS RESULTS
   
   

   Check if any DTC is detected in "Self Diagnostic Result" of "BSW/BUZZER".

   Is any DTC detected?

   YES 

   Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC INDEX .

   NO 

   Replace the ADAS control unit. Refer to REMOVAL AND INSTALLATION .