How To Proceed With Troubleshooting

HINT:

• Use the following procedure to troubleshoot the seat belt warning system.
• *: Use the Techstream.

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 to the next step.

3. CHECK CAN COMMUNICATION SYSTEM* 
   1. Use the Techstream to check if the CAN Communication System is functioning normally.

   Result 

   RESULT REFERENCE
   
   

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

   B: GO TO CAN COMMUNICATION SYSTEM  (See DIAGNOSTIC TROUBLE CODE CHART )

   A: Go to Next Step 

4. PROBLEM SYMPTOMS TABLE 

   HINT:

   (See PROBLEM SYMPTOMS TABLE ).

5. OVERALL ANALYSIS AND TROUBLESHOOTING* 
   1. See DATA LIST / ACTIVE TEST 
   2. See TERMINALS OF ECU 
   3. See ON-VEHICLE INSPECTION 
6. REPAIR OR REPLACE 
7. CONFIRMATION TEST