U0491
Invalid Data Received From Digital Disc Player/Changer Module D
U0491 is an OBD-II diagnostic trouble code meaning: Invalid Data Received From Digital Disc Player/Changer Module D. Common causes: digital player module malfunction, problems with the wiring harness to the player. Estimated repair cost: $56–167.
Symptoms
- Digital disc player does not work
- Malfunctions of the multimedia system
- Error message on display
- Loss of sound in the audio system
- Resetting the audio system
Causes
- Digital player module malfunction
- Problems with the wiring harness to the player
- Oxidation of contacts in connectors
- Software error in the module
- Module power problems
How to Fix
- Check the connections and connectors of the player module
- Check the integrity of the wires in the harness
- Restart multimedia system
- Update module software
- Replace the faulty player module
Related codes
Error U0491 by Vehicle Brand
FAQ
What does the U0491 code mean?
U0491 is an OBD-II diagnostic trouble code that indicates: Invalid Data Received From Digital Disc Player/Changer Module D
What causes a U0491 error code?
The most common causes of U0491 include: Digital player module malfunction; Problems with the wiring harness to the player; Oxidation of contacts in connectors; Software error in the module.
How do I fix a U0491 diagnostic trouble code?
To fix U0491: Check the connections and connectors of the player module. Check the integrity of the wires in the harness. Restart multimedia system. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U0491?
Yes, but get it checked soon
How much does it cost to fix U0491?
The estimated repair cost for U0491 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat