How To Proceed With Troubleshooting

Techstream can be used at step  3,  5,  6,  9,  12, and  15.

1. VEHICLE BROUGHT TO WORKSHOP 
2. CUSTOMER PROBLEM ANALYSIS 
3. DTC CHECK AND CLEAR AND FREEZE FRAME DATA 
4. PROBLEM SYMPTOM CONFIRMATION 
5. CHECK CAN COMMUNICATION SYSTEM 
   1. Check for output DTCs.

      HINT:

      The ECM of this system is connected to the CAN communication system. Therefore, before starting troubleshooting, make sure to check that there is no trouble in the CAN communication system.

      Result 

      RESULT REFERENCE TABLE
      
      

      Result	Proceed to
      CAN communication system DTC is not output	A
      CAN communication system DTC is output	B

   B: INSPECT CAN COMMUNICATION SYSTEM 

   A: Go To Next Step 

6. DTC CHECK AND CLEAR 
7. PROBLEM SYMPTOM SIMULATION 

   Result 

   RESULT REFERENCE TABLE
   
   

   Result	Proceed to
   Symptom does not occur	A
   Symptom occurs	B

   B:  GO TO STEP  9

   A: Go To Next Step 

8. SYMPTOM SIMULATION 
9. DTC CHECK (OTHER THAN CAN SYSTEM DTC) 

   Result 

   RESULT REFERENCE TABLE
   
   

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

   B:  GO TO STEP  11

   A: Go To Next Step 

10. PROBLEM SYMPTOMS TABLE 

    NEXT:  GO TO STEP  12

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

    NEXT: END