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Home >> Toyota >> 2009 >> Tundra Base, 4.0 U >> Repair and Diagnosis >> External Pages >> Different car >> Section 116 (Navigation/Multi-Info Display) >> Navigation System >> CD Sound Skips >> Inspection Procedure

Inspection Procedure

WARNING: This page is about a different car, the 2008 Toyota Sequoia. However, it is still accessible from the selected car via links, so may be relevant.
  1. CLEAN CD 
    1. If the disc is dirty, clean the disc by wiping the CD's underside radially with a soft cloth.

      OK: Malfunction disappears. 

      NOTE: Do not use a conventional record cleaner or antistatic preservative.

    NG: Go to step 2 

    Fig 1: Cleaning CD
    G05652596Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    OK: CD WAS DIRTY 

  2. REPLACE CD WITH ANOTHER AND RECHECK 
    1. Replace the CD with a normal one and check if the same problem occurs again.

      OK: Malfunction disappears. 

    NG: Go to step 3 

    OK: CD IS FAULTY 

  3. CHECK WHEN PROBLEM OCCURS 
    1. Check the location in which CD skipping occurs.

      Result 

      RESULT REFERENCE

      Result Proceed to
      Driving surface is bumpy or rough A
      Driving surface is normal B

    B:  Go to step  5

    A: Go to Next Step 

  4. CHECK NAVIGATION RECEIVER ASSEMBLY INSTALLATION 
    1. Check the installation condition of the navigation receiver assembly.

      OK: Installed properly. 

    NG: INSTALL NAVIGATION RECEIVER ASSEMBLY PROPERLY 

    OK: Go to Next Step 

  5. INSTALL NAVIGATION RECEIVER ASSEMBLY IN ANOTHER VEHICLE OF SAME MODEL AND COMPARE 
    1. Remove the navigation receiver assembly and install it in another vehicle of the same model. Check if the CD sound skips.

      OK: CD sound does not skip. 

    NG: Go to step 6 

    OK: MALFUNCTIONS MAY NOT BE PRESENT 

  6. DID TEMPERATURE IN CABIN CHANGE RAPIDLY? 
    1. Check whether or not a rapid temperature change occurred in the cabin.

      OK: Rapid temperature change occurred. 

      HINT:

      A rapid temperature change creates condensation inside the CD player, which may disable CD playback.

    NG: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE  (See PROBLEM SYMPTOMS TABLE  )

    OK: CONDENSATION DUE TO TEMPERATURE CHANGE (LEAVE AS IS FOR A WHILE BEFORE USING)