AUDIO AND VISUAL SYSTEM > HOW TO PROCEED WITH TROUBLESHOOTING

for Preparation Click here


HINT:
Use these procedures to troubleshoot the audio and visual system.



1.VEHICLE BROUGHT TO WORKSHOP

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    2.INSPECT BATTERY VOLTAGE

      Standard voltage:
      11 to 14 V

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

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    3.BASIC INSPECTION

    1. Turn the ignition switch to ACC.

    2. Check whether or not the display appears on the radio receiver.
      Result 
      Result
      		Proceed to
      Display appears
      		A
      Display does not appear
      		B



    		B.
    PROCEED TO PROBLEM SYMPTOMS TABLE
    A


    4.CHECK FOR DTC

    1. Check for DTCs and note any codes that are output.

    2. Delete the DTC.

    3. Recheck for DTCs. Based on the DTC output in (a), try to force output of the audio system DTC by simulating the operation indicated by the DTC.

      4. Result 
      Result
      		Proceed to
      DTC does not reoccur
      		A
      DTC reoccurs
      		B


    		B.
    Go to step 7
    A


    5.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 7
    A


    6.OVERALL ANALYSIS AND TROUBLESHOOTING

    1. Terminals of ECU (Click here)

    2. Inspection (Click here)


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    7.ADJUST, REPAIR OR REPLACE

      NEXT

      END