Video Display is Poor or Blank

Video Display is Poor or Blank

Diagnostic Instructions

* Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure. Initial Inspection and Diagnostic Overview
* Review Strategy Based Diagnosis for an overview of the diagnostic approach.
* Diagnostic Procedure Instructions provides an overview of each diagnostic category.

Circuit/System Testing

With Third Row Video Screen

Important: If rear video display does not turn ON, use diagnostic Video Entertainment System Inoperative.

1. Operate the rear seat entertainment system using a known good DVD. Verify that the DVD video appears on the navigation display.

• If the DVD video does not display on either the navigation display or the rear video screen replace the radio.

2. Verify the rear seat audio (RSA) module turns ON.

• If the RSA does not turn ON go to Video Entertainment System Inoperative. Video Entertainment System Inoperative

3. Disconnect the harness connector from the video display. Ignition ON, operate the rear seat entertainment system using a known good DVD. Verify that a test lamp illuminates between the backlight power circuit module and ground.

• If the test lamp does not illuminate, test the backlight power circuit for a short to ground or an open/high resistance.

4. Test for less than 1.0 ohm of resistance between the display ground circuit and ground

• If greater than the specified range, test the ground circuit for an open/high resistance.

5. Ignition OFF, test for an open, short to ground and short to power on the DVD video signal circuits to the video display.

• If all circuits test normal replace the video display.

Repair Instructions

Perform the Diagnostic Repair Verification after completing the diagnostic procedure. Verification Tests

* Video Display Replacement
* Control Module References for radio replacement, setup, and programming