Invalid Data Received From Digital Disc Player/Changer Module C

Where it lives

For U048A, start at the module the description names.

Check these first

• Bent or backed out pins at the Digital Disc Player/Changer Module C connector
• A failed Digital Disc Player/Changer Module C
• A poor ground shared with the Digital Disc Player/Changer Module C
• Water intrusion or heat damage at the Digital Disc Player/Changer Module C
• A corroded or damaged Digital Disc Player/Changer Module C connector

What to do next

1. Scan every module and record the stored codes
2. Watch Digital Disc Player/Changer Module C data on a scan tool
3. Test the Digital Disc Player/Changer Module C wiring for open and short faults
4. Verify power and ground at the Digital Disc Player/Changer Module C
5. Replace the Digital Disc Player/Changer Module C if the wiring and voltage tests pass
6. Clear the code and retest

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