ROAD SIGN ASSIST SYSTEM HOW TO PROCEED WITH TROUBLESHOOTING

CAUTION / NOTICE / HINT

PROCEDURE

1. Click here

   VEHICLE BROUGHT TO WORKSHOP

   Result
   Proceed to NEXT

   
   
   • NEXTClick here
2. Click here

   CUSTOMER PROBLEM ANALYSIS AND SYMPTOM CHECK

   
   

   1. Interview the customer and confirm the problem.

      Result
      Proceed to NEXT

   
   
   • NEXTClick here
3. Click here

   INSPECT BATTERY VOLTAGE

   
   

   1. Measure the battery voltage.

      Standard Voltage
      11 to 14 V

      If the voltage is below 11 V, replace or recharge the battery before proceeding to the next step.

      Result
      Proceed to NEXT

   
   
   • NEXTClick here
4. Click here

   CHECK CAN COMMUNICATION SYSTEM*

   
   

   1. Using the GTS, check if the CAN communication system is functioning normally.

      OK
      CAN communication system is functioning normally.

      Tip:

      Refer to CAN Bus Check in CAN Communication System.

      Click here

      Result
      Proceed to OK NG

   
   
   • OKClick here
   • NG

     GO TO CAN COMMUNICATION SYSTEMClick here

5. Click here

   CHECK FOR DTCs* (ROAD SIGN ASSIST SYSTEM)

   Tip:

   Refer to DTC Check / Clear.

   Click here

   
   

   1. Check for DTCs and note any codes that are output.

      
      
      1. Body Electrical > Road Sign Assist > Trouble Codes
      2. 
         
      3. 
         

   2. Clear the DTCs.

      
      
      1. Body Electrical > Road Sign Assist > Clear DTCs
      2. 
         
      3. 
         

   3. Recheck for DTCs. Try to reproduce the DTCs by duplicating the conditions indicated by the DTCs.

      
      
      1. Body Electrical > Road Sign Assist > Trouble Codes
      2. 
         
      3. 
         

      Result
      Result Proceed to DTCs are not output A DTCs are output B

   
   
   • AClick here
   • B

     GO TO DIAGNOSTIC TROUBLE CODE CHARTClick here

6. Click here

   PROBLEM SYMPTOMS TABLE

   Tip:

   Refer to Problem Symptoms Table.

   Click here

   Result
   Result Proceed to Fault is not listed in Problem Symptoms Table A Fault is listed in Problem Symptoms Table B

   
   
   • AClick here
   • BClick here

     GO TO STEP 8

7. Click here

   OVERALL ANALYSIS AND TROUBLESHOOTING*

   
   

   1. Terminals of ECU

      Click here

   2. Data List / Active Test

      Click here

      Result
      Proceed to NEXT

   
   
   • NEXTClick here
8. Click here

   ADJUST, REPAIR OR REPLACE

   Note:

   If the forward recognition camera has been replaced with a new one, it is necessary to perform forward recognition camera adjustment.

   Click here

   Result
   Proceed to NEXT

   
   
   • NEXTClick here
9. Click here

   CONFIRMATION TEST

   Result
   Proceed to NEXT

   
   
   • NEXT

     END