SEAT BELT WARNING SYSTEM(w/ Occupant Classification System) HOW TO PROCEED WITH TROUBLESHOOTING

CAUTION / NOTICE / HINT

PROCEDURE

1. Click here

   VEHICLE BROUGHT TO WORKSHOP

   Result
   Proceed to NEXT

   
   
   • NEXTClick here
2. Click here

   CUSTOMER PROBLEM ANALYSIS

   
   

   1. Interview the customer to confirm the problem.

      Click here

      Result
      Proceed to NEXT

   
   
   • NEXTClick here
3. Click here

   PRE-CHECK

   
   

   1. Measure the auxiliary battery voltage with the power switch off.

      Standard Voltage
      11 to 14 V

      If the voltage is below 11 V, recharge or replace the auxiliary battery before proceeding to the next step.

   2. Check the fuses and relays.

   3. Check the connector connections and terminals to make sure that there are no abnormalities such as loose connections, deformation, etc.

      Result
      Proceed to NEXT

   
   
   • NEXTClick here
4. Click here

   CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*

   
   

   1. Using the GTS, check for CAN communication system DTCs.

      Click here

      Result
      Result Proceed to CAN DTCs are not output A CAN DTCs are output B

   
   
   • AClick here
   • B

     GO TO CAN COMMUNICATION SYSTEMClick here

5. Click here

   CHECK DTC OUTPUT (AIRBAG SYSTEM)*

   
   

   1. Clear the DTCs.

      
      
      1. Body Electrical > SRS Airbag > Clear DTCs
      2. 
         
      3. 
         

   2. Check for DTCs.

      
      
      1. Body Electrical > SRS Airbag > Trouble Codes
      2. 
         
      3. 
         

      Result
      Result Proceed to DTCs are not output A DTCs are output B

   
   
   • AClick here
   • B

     GO TO AIRBAG SYSTEMClick here

6. Click here

   CHECK DTC OUTPUT (OCCUPANT CLASSIFICATION SYSTEM)*

   
   

   1. Clear the DTCs.

      
      
      1. Body Electrical > Occupant Detection > Clear DTCs
      2. 
         
      3. 
         

   2. Check for DTCs.

      
      
      1. Body Electrical > Occupant Detection > Trouble Codes
      2. 
         
      3. 
         

      Result
      Result Proceed to DTCs are not output A DTCs are output B

   
   
   • AClick here
   • B

     GO TO OCCUPANT CLASSIFICATION SYSTEMClick here

7. Click here

   CHECK COMBINATION METER ASSEMBLY

   
   

   1. Check the operation of the speedometer, shift indicator and brake warning light on the combination meter assembly.

      OK
      The speedometer, shift indicator and brake warning light on the combination meter assembly operate normally.

      Result
      Proceed to OK NG

   
   
   • OKClick here
   • NG

     GO TO METER / GAUGE SYSTEMClick here

8. Click here

   PROBLEM SYMPTOMS TABLE

   
   

   1. Refer to Problem Symptoms Table.

      Click here

      Result
      Result Proceed to Fault is not listed in Problem Symptoms Table A Fault is listed in Problem Symptoms Table B

   
   
   • AClick here
   • BClick here

     GO TO STEP 10

9. Click here

   OVERALL ANALYSIS AND TROUBLESHOOTING*

   
   

   1. Data List / Active Test

      Click here

   2. Terminals of ECU

      Click here

   3. On-vehicle Inspection

      Click here

      Result
      Proceed to NEXT

   
   
   • NEXTClick here
10. Click here

    REPAIR OR REPLACE

    Result
    Proceed to NEXT

    
    
    • NEXTClick here
11. Click here

    CONFIRMATION TEST

    Result
    Proceed to NEXT

    
    
    • NEXT

      END