How To Proceed With Troubleshooting

HINT:

In accordance with the following procedures, troubleshoot the audio and visual system.

1. VEHICLE BROUGHT TO WORKSHOP 
2. INSPECT BATTERY VOLTAGE 

   Standard Voltage: 11 to 14 V 

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

3. BASIC INSPECTION 
   1. Turn the ignition switch to ACC.
   2. Check whether the display appears on the radio receiver.
      RESULT REFERENCE
      
      

      Result	Proceed to
      Display appears	A
      Display does not appear	B

   B: PROCEED TO  PROBLEM SYMPTOMS TABLE  

   A: Go TO NEXT STEP 

4. PROBLEM SYMPTOMS TABLE 
   RESULT REFERENCE
   
   

   Result	Proceed to
   Fault not listed in problem symptoms table	A
   Fault listed in problem symptoms table	B

   B:  Go to step  6

   A: Go TO NEXT STEP 

5. OVERALL ANALYSIS AND TROUBLESHOOTING 
   1. See TERMINALS OF ECU 
6. ADJUST, REPAIR OR REPLACE 
7. CONFIRMATION TEST 

   NEXT: END