How To Proceed With Troubleshooting

HINT: 

Use the following procedure to troubleshoot the rear view monitor system.

1. VEHICLE BROUGHT TO WORKSHOP 

   NEXT: Go to next step 

2. CUSTOMER PROBLEM ANALYSIS 

   NEXT: Go to next step 

3. INSPECT BATTERY VOLTAGE 
   1. Measure the battery voltage with the ignition switch off.

      Standard Voltage

      11 to 14 V

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

      NEXT: Go to next step 

4. PROBLEM SYMPTOM CONFIRMATION 

   Result

   Result	Proceed to
   Symptom does not occur	A
   Symptom occurs	B

   B → Go to step 6 

   A: Go to next step 

5. SYMPTOM SIMULATION 

   NEXT: Go to next step 

6. CHECK DTC FOR NAVIGATION SYSTEM 
   1. Check for Navigation System DTCs. Refer to DTC CHECK / CLEAR .

      Result

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

      B → GO TO DIAGNOSTIC TROUBLE CODE CHART FOR NAVIGATION SYSTEM. Refer to  DIAGNOSTIC TROUBLE CODE CHART 

      A: Go to next step 

7. CHECK IF SAME SYMPTOM APPEARS IN NAVIGATION SYSTEM 
   1. Refer to the Navigation System. Refer to PROBLEM SYMPTOMS TABLE .

      Result

      Result	Proceed to
      Symptom does not appear	A
      Symptom appears (follow the navigation symptom chart to perform troubleshooting)	B

      B → GO TO NAVIGATION SYSTEM (FOLLOW THE NAVIGATION SYMPTOM CHART TO PERFORM TROUBLESHOOTING) 

      A: Go to next step 

8. PROBLEM SYMPTOMS TABLE 
   1. Refer to Problem Symptoms Table. Refer to PROBLEM SYMPTOMS TABLE .

      Result

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

      B → Go to step 10 

      A: Go to next step 

9. PERFORM TROUBLESHOOTING BASED ON MALFUNCTION SYMPTOM 
   1. Refer to Terminals of ECU. Refer to TERMINALS OF ECU .

      NEXT: Go to next step 

10. ADJUST, REPAIR OR REPLACE 

    NEXT: Go to next step 

11. CONFIRMATION TEST 

    NEXT → END