Video Entertainment System Inoperative
WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
The following information lists the most probable cause of the concern to the least probable cause, followed by the appropriate test for the condition. If the list leads to the replacement of a component, always inspect for a poor connection before proceeding with the replacement. Refer to Testing for Intermittent Conditions and Poor Connections
and Connector Repairs
.
Schematic Reference: Video System Schematics
- Ground circuit open-Test ground circuit for an open. Refer to Circuit Testing and Wiring Repairs .
- Battery positive circuit open-Test battery positive circuit system voltage. If voltage is not present, check battery positive circuits for an open. Refer to Circuit Testing and Wiring Repairs . If no open is found, replace radio. Refer to Radio Replacement .
- 5-volt reference circuit open or shorted to ground-Test 5-volt reference circuit for 5 volts. If voltage is not present, check circuit for an open or short to ground. Refer to Circuit Testing and Wiring Repairs . If no open is found, replace radio. Refer to Radio Replacement .
- Digital video disc (DVD) head to display serial data circuit open or shorted to battery positive-At the overhead display connector, check for varying DC voltage on the DVD Head to Display Serial Data circuit. If no varying DC voltage is found, check for an open or a short to battery positive. Refer to Circuit Testing and Wiring Repairs . If no open or short to battery positive is found, replace the radio. Refer to Radio Replacement .
- Display to DVD head serial data circuit shorted to battery positive or ground-Check the Display to DVD Head Serial Data circuit for a short to battery positive or ground. Refer to Circuit Testing and Wiring Repairs . If no short to battery positive or ground is found, replace the overhead console. Refer to VES Overhead Console Replacement .