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Cellular Phone cannot Send / Receive

WARNING: This page is about a different car, the 2006 Lexus RX 400h. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK BLUETOOTH SETTINGS 
    1. Check if the Bluetooth settings are correct.

      OK: Bluetooth settings are correct. 

    NG: SET SETTINGS CORRECTLY 

    OK: GO TO NEXT STEP. 

  2. CHECK CELLULAR PHONE 
    1. Check if the cellular phone is Bluetooth compatible.

      HINT:

      Some versions of Bluetooth compatible cellular phones may not function.

      OK: Phone is Bluetooth compatible. 

    NG: END (ONLY A BLUETOOTH COMPATIBLE CELLULAR PHONE CAN BE USED) 

    OK: GO TO NEXT STEP. 

  3. CHECK SETTINGS 
    1. Check if the cellular phone functions.

      HINT:

      The cellular phone is unable to call under any of the following conditions.

      • The cellular phone is locked.
      • The directory is being transferred.
      • The line is crossed.
      • Transmission is regulated.
      • The power is off.
      • The cellular phone is not connected to Bluetooth ("BT" is displayed while connected).

      OK: None of the above conditions exist. 

    NG: SET CORRECTLY 

    OK: GO TO NEXT STEP. 

  4. CHECK CELLULAR PHONE 
    1. Check if the cellular phone can make a call.

      HINT:

      When the battery is low, calls cannot be made or received.

      OK: Cellular phone can make a call. 

    NG: REPAIR OR REPLACE CELLULAR PHONE 

    OK: GO TO NEXT STEP. 

  5. CHECK RECEPTION 
    1. Set the cellular phone so that it can receive calls.
    2. Place the cellular phone close to the multi-display.
    3. Check if the cellular phone has reception according to the multi-display.

      OK: Cellular phone has reception. 

    NG: REPLACE MULTI-DISPLAY 

    OK: RETURN TO THE ORIGINAL INSPECTION FLOW BECAUSE THE CHECK RESULT IS NORMAL