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Home >> Saturn >> 2005 >> Relay AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 170 (Cellular System, Entertainment System, And Navigation System) >> Diagnostic Information and Procedures >> Mobile Entertainment System Video Degraded or Inoperative >> Circuit/System Testing

Circuit/System Testing

WARNING: This page is about a different car, the 2007 Pontiac Montana SV6, 2007 Chevrolet Uplander, and 2007 Buick Terraza. However, it is still accessible from the selected car via links, so may be relevant.
  1. Be sure to test the disk player and video display for acceptable video operation.
  2. With the ignition OFF, test the rear video signal for an open, short to ground or short to voltage.
  3. Test the rear video ground circuit for an open or short to voltage.
  4. If the circuits test normal, test or replace the mobile entertainment player module.
  5. If all circuits test normal, test or replace the disk player and video display.
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