SEAT BELT WARNING 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 trouble (Click here).

      Result
      Proceed to NEXT

   
   
   • NEXTClick here
3. Click here

   INSPECT AUXILIARY BATTERY VOLTAGE

   
   

   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.

      Result
      Proceed to NEXT

   
   
   • NEXTClick here
4. Click here

   CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*

   
   

   1. Using the GTS, check if the CAN communication system is functioning normally (Click here).*1

   2. Using the GTS, check if the CAN communication system is functioning normally (Click here).*2

      *1: w/o Central Gateway ECU

      *2: w/ Central Gateway ECU

      Result
      Result Proceed to CAN DTC is not output A CAN DTC is output (w/o Central Gateway ECU) B CAN DTC is output (w/ Central Gateway ECU) C

   
   
   • AClick here
   • B

     GO TO CAN COMMUNICATION SYSTEM (Click here)

   • C

     GO TO CAN COMMUNICATION SYSTEM (Click here)

5. Click here

   CHECK DTC OUTPUT (AIRBAG SYSTEM)*

   
   

   1. Clear DTCs (Click here).

   2. Recheck for DTCs (Click here).

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

   
   
   • AClick here
   • B

     GO TO AIRBAG SYSTEM (Click here)

6. Click here

   CHECK COMBINATION METER ASSEMBLY

   
   

   1. Check that 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 SYSTEM (Click here)

7. 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 9

8. 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
9. Click here

   REPAIR OR REPLACE

   Result
   Proceed to NEXT

   
   
   • NEXTClick here
10. Click here

    CONFIRMATION TEST

    Result
    Proceed to NEXT

    
    
    • NEXT

      END