How To Proceed With Troubleshooting

HINT: 

• Use the following procedure to troubleshoot the airbag system.
• *: Use the Techstream.

1. VEHICLE BROUGHT TO WORKSHOP 

   NEXT: Go to next step 

2. CUSTOMER PROBLEM ANALYSIS 
   1. Confirm problem symptoms. Refer to HOW TO PROCEED WITH TROUBLESHOOTING .

      NEXT: Go to next step 

3. CHECK MULTIPLEX COMMUNICATION SYSTEM* 
   1. Use the Techstream to check if the Multiplex communication system is functioning normally. Refer to DTC CHECK / CLEAR .

      Result

      Result	Proceed to
      Multiplex communication DTC is not output.	A
      Multiplex communication DTC is output.	B

      B → INSPECT MULTIPLEX COMMUNICATION SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING  .

      A: Go to next step 

4. CHECK CAN COMMUNICATION SYSTEM* 
   1. Use the Techstream to check if the CAN communication system is functioning normally.

      HINT: 

      Refer to Bus Check for the CAN communication system. Refer to DIAGNOSIS SYSTEM .

      The center airbag sensor assembly 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	Proceed to
      CAN communication DTC is not output.	A
      CAN communication DTC is output.	B

      B → INSPECT CAN COMMUNICATION CIRCUIT. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING  .

      A: Go to next step 

5. SRS WARNING LIGHT CHECK 
   1. Refer to DIAGNOSIS SYSTEM .

      NEXT: Go to next step 

6. CHECK FOR DTC* 
   1. Refer to DTC CHECK / CLEAR .

      Result

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

      B → Go to step   8 

      A: Go to next step 

7. DIAGNOSTIC TROUBLE CODE CHART 
   1. Refer to DIAGNOSTIC TROUBLE CODE CHART .

      NEXT → Go to step   10 

8. SYMPTOM SIMULATION 
   1. Refer to DIAGNOSIS SYSTEM .

      NEXT: Go to next step 

9. PROBLEM SYMPTOMS TABLE 
   1. Proceed to PROBLEM SYMPTOMS TABLE .

      NEXT: Go to next step 

10. CIRCUIT INSPECTION* 

    NEXT: Go to next step 

11. IDENTIFICATION OF PROBLEM 

    NEXT: Go to next step 

12. REPAIR OR REPLACEMENT 

    NEXT: Go to next step 

13. CONFIRMATION TEST 

    NEXT → END