AIRBAG SYSTEM HOW TO PROCEED WITH TROUBLESHOOTING

VEHICLE BROUGHT TO WORKSHOP

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CUSTOMER PROBLEM ANALYSIS

1. Confirm problem symptoms Click here.

   
   

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CHECK MULTIPLEX COMMUNICATION SYSTEM*

1. Check for DTC output Click here.

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

   
   

   B

   INSPECT MULTIPLEX COMMUNICATION SYSTEM Click here

   A

CHECK CAN COMMUNICATION SYSTEM*

1. Use the intelligent tester to check if the CAN communication system is functioning normally.

   Tech Tips

   Refer to Bus Check for the CAN communication system Click here.

   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 Click here

   A

SRS WARNING LIGHT CHECK

1. Proceed to Diagnosis System Click here.

   
   

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CHECK FOR DTC*

1. Proceed to DTC Check / Clear Click here.

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

   
   

   B

   GO TO STEP 8

   A

DIAGNOSTIC TROUBLE CODE CHART

1. Proceed to Diagnostic Trouble Code Chart Click here.

   
   

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   GO TO STEP 10

SYMPTOM SIMULATION

1. Proceed to Diagnosis System Click here.

   
   

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PROBLEM SYMPTOMS TABLE

1. Proceed to Problem Symptoms Table Click here.

   
   

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CIRCUIT INSPECTION*

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IDENTIFICATION OF PROBLEM

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REPAIR OR REPLACEMENT

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CONFIRMATION TEST

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