How To Proceed With Troubleshooting

HINT: 

• Use these procedures to troubleshoot the meter / gauge system.
• *: Use a Techstream.

1. VEHICLE BROUGHT TO WORKSHOP 

   NEXT: Refer to next step 

2. INSPECT BATTERY VOLTAGE 

   Standard voltage

   11 to 14 V

   HINT: 

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

   NEXT: Refer to next step 

3. CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM (CAN)* 
   1. Use a Techstream to check if the CAN communication system is functioning normally.

      Result

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

      B → Refer to CAN COMMUNICATION SYSTEM 

      A: Refer to next step 

4. PROBLEM SYMPTOMS TABLE 

   Result

   Result	Refer to
   Fault is not listed in problem symptoms table	A
   Fault is listed in problem symptoms table	B

   B → Refer to step 6 

   A: Refer to next step 

5. OVERALL ANALYSIS AND TROUBLESHOOTING* 
   1. DATA LIST / ACTIVE TEST.Refer to DATA LIST / ACTIVE TEST 
   2. Terminals of ECU.Refer to TERMINALS OF ECU 
   3. On-vehicle Inspection.Refer to ON-VEHICLE INSPECTION

      NEXT: Refer to next step 

6. REPAIR OR REPLACE 

   NEXT: Refer to next step 

7. CONFIRMATION TEST 

   NEXT → END