U0501
Invalid Data Received From Door Control Module B
U0501 is an OBD-II diagnostic trouble code meaning: Invalid Data Received From Door Control Module B. Common causes: door control module b fault, damage to the wiring harness to the module. Estimated repair cost: $33–167.
Symptoms
- Power windows do not work on certain doors
- Problems with central locking
- Errors on the dashboard
- Incorrect operation of door lights
Causes
- Door control module B fault
- Damage to the wiring harness to the module
- Poor contact in connectors
- Module software error
- Module power problems
How to Fix
- Check module connections and connectors
- Check the integrity of the wiring harness
- Test the power supply and ground of the module
- Flash or replace the control module
- Check the CAN bus for damage
Related codes
Error U0501 by Vehicle Brand
FAQ
What does the U0501 code mean?
U0501 is an OBD-II diagnostic trouble code that indicates: Invalid Data Received From Door Control Module B
What causes a U0501 error code?
The most common causes of U0501 include: Door control module B fault; Damage to the wiring harness to the module; Poor contact in connectors; Module software error.
How do I fix a U0501 diagnostic trouble code?
To fix U0501: Check module connections and connectors. Check the integrity of the wiring harness. Test the power supply and ground of the module. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U0501?
Yes, but get it checked soon
How much does it cost to fix U0501?
The estimated repair cost for U0501 is $33–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat