How To Proceed With Troubleshooting

HINT:

• Use these procedures to troubleshoot the airbag system.
• *: Use the intelligent tester.

1. VEHICLE BROUGHT TO WORKSHOP 
2. INSPECT BATTERY VOLTAGE 

   Standard voltage: 11 to 14 V 

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

3. CHECK MULTIPLEX COMMUNICATION SYSTEM* 
   1. Check the DTC (see DTC CHECK / CLEAR  ).

      Result 

      RESULT
      
      

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

   B: CHECK MULTIPLEX COMMUNICATION SYSTEM 

   A: Go to Next Step 

4. CHECK CAN COMMUNICATION SYSTEM* 
   1. Check the DTC (see DTC CHECK / CLEAR  ).

      Result 

      RESULT
      
      

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

   B: CHECK CAN COMMUNICATION CIRCUIT 

   A: Go to Next Step 

5. WARNING LIGHT CHECK 
6. CHECK DTC (Present and Past DTCs)* 
   1. Check the DTC (see DTC CHECK / CLEAR  ).

      Result 

      RESULT
      
      

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

   B: PROBLEM SYMPTOMS TABLE 

   A: Go to Next Step 

7. DTC CHART 
8. CIRCUIT INSPECTION 
9. REPAIR 
10. CLEAR DTC (Present and Past DTCs)* 
11. CHECK DTC (Present and Past DTCs)* 
    1. Check the DTC (see DTC CHECK / CLEAR  ).

       Result 

       RESULT
       
       

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

    B: Go to step  6

    A: Go to Next Step 

12. CONFIRMATION TEST 

    NEXT: END