How To Proceed With Troubleshooting

HINT:

*: Use the Techstream.

1. VEHICLE BROUGHT TO WORKSHOP 
2. INSPECT BATTERY VOLTAGE 

   Standard voltage: 11 to 14 V 

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

3. INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM* 
   1. Using the Techstream, inspect the CAN communication function to ensure there are no malfunctions in the communication system.

      Result 

      RESULT TABLE
      
      

      Result	Proceed to
      DTC is not output	A
      DTC is output	B

      The skid control ECU sends the signals of each warning light to CAN communication.

   B: GO TO CAN COMMUNICATION SYSTEM  (See HOW TO PROCEED WITH TROUBLESHOOTING )

   A: Go to next step 

4. CHECK DTC AND FREEZE FRAME DATA* 
5. CLEAR DTC AND FREEZE FRAME DATA* 
6. PROBLEM SYMPTOM CONFIRMATION 
7. DTC CHECK AND CLEAR* 
8. PROBLEM SYMPTOM CONFIRMATION 

   Result 

   RESULT TABLE
   
   

   Result	Proceed to
   Symptom does not occur	A
   Symptom occurs	B

   B: GO TO STEP  11

   A: Go to next step 

9. SYMPTOM SIMULATION 
10. CHECK FOR DTC (OTHER THAN CAN COMMUNICATION SYSTEM DTC)* 

    Result 

    RESULT TABLE
    
    

    Result	Proceed to
    DTC is not output	A
    DTC is output	B

    B: GO TO STEP  12

    A: Go to next step 

11. PROBLEM SYMPTOMS TABLE 

    NEXT: GO TO STEP  14

12. DTC TABLE 
13. CIRCUIT INSPECTION* 
14. IDENTIFICATION OF PROBLEM 
15. REPAIR OR REPLACE 
16. CONFIRMATION TEST* 

    NEXT: END