Audio And Visual System (For Radio Receiver Type) How To Proceed With Troubleshooting

  1. VEHICLE BROUGHT TO WORKSHOP

  2. INSPECT BATTERY VOLTAGE

  3. BASIC INSPECTION

  4. CHECK FOR DTC

  5. PROBLEM SYMPTOMS TABLE

  6. OVERALL ANALYSIS AND TROUBLESHOOTING

  7. ADJUST, REPAIR OR REPLACE

  8. CONFIRMATION TEST

Audio And Visual System (For Radio Receiver Type) -- How To Proceed With Troubleshooting


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


1.VEHICLE BROUGHT TO WORKSHOP

    NEXT


    2.INSPECT BATTERY VOLTAGE

    1. Measure the battery voltage with the ignition switch off.

      Standard voltage:
      11 to 14 V
      1. If the voltage is below 11 V, recharge or replace the battery before proceeding.

    NEXT


    3.BASIC INSPECTION

    1. Turn the ignition switch to ON.

    2. Check whether or not the radio receiver turns on.

      Result
      Result
      		Proceed to
      Radio receiver turns on
      		A
      Radio receiver does not turn on
      		B



    		B.
    Go to step 6
    A


    4.CHECK FOR DTC

    1. Check for DTCs and note any codes that are output (Toyota Fortuner RM0000014CZ0B1X.html).

    2. Clear the DTCs.

    3. Recheck for DTCs by simulating the operation indicated by the DTCs.

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



    		B.
    Go to DIAGNOSTIC TROUBLE CODE CHART (Toyota Fortuner RM000004QOK00EX.html)
    A


    5.PROBLEM SYMPTOMS TABLE

    1. Refer to the Problem Symptoms Table (Toyota Fortuner RM0000012A80B6X.html).

      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 (Toyota Fortuner RM0000012A70AKX.html).


    NEXT


    7.ADJUST, REPAIR OR REPLACE

      NEXT


      8.CONFIRMATION TEST

        NEXT

        END