U0237
Lost Communication With Digital Audio Control Module C
U0237 is an OBD-II diagnostic trouble code meaning: Lost Communication With Digital Audio Control Module C. Common causes: broken wires in the can bus, problems with power supply to the audio module. Estimated repair cost: $56–278.
Symptoms
- Audio system doesn't work
- No sound
- Navigation doesn't work
- Multimedia screen glitches
- Error message on display
Causes
- Broken wires in the CAN bus
- Problems with power supply to the audio module
- Digital Audio Module Fault
- Corrosion of connectors
- Software problems
How to Fix
- Check the integrity of the CAN bus
- Check the power and ground of the audio module
- Inspect connectors for corrosion
- Flash or replace the audio module
- Check for software updates
Related codes
Error U0237 by Vehicle Brand
FAQ
What does the U0237 code mean?
U0237 is an OBD-II diagnostic trouble code that indicates: Lost Communication With Digital Audio Control Module C
What causes a U0237 error code?
The most common causes of U0237 include: Broken wires in the CAN bus; Problems with power supply to the audio module; Digital Audio Module Fault; Corrosion of connectors.
How do I fix a U0237 diagnostic trouble code?
To fix U0237: Check the integrity of the CAN bus. Check the power and ground of the audio module. Inspect connectors for corrosion. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U0237?
Yes, but get it checked soon
How much does it cost to fix U0237?
The estimated repair cost for U0237 is $56–278. Actual cost depends on your vehicle, location, and labor rates.
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