U0201
Lost Communication With Door Control Module C
U0201 is an OBD-II diagnostic trouble code meaning: Lost Communication With Door Control Module C. Common causes: problems with door module wiring or connectors, door control module malfunction. Estimated repair cost: $56–167.
Symptoms
- Power windows don't work
- Problems with central locking
- Power mirrors do not function
- Possible errors in other systems
- Error message on the dashboard
Causes
- Problems with door module wiring or connectors
- Door control module malfunction
- Problems with module power or grounding
- Short circuit in the CAN bus circuit
- Main ECU malfunction
How to Fix
- Check the integrity of the door module wiring and connectors
- Check power supply and grounding of the module
- Scan other modules for communication errors
- Replacing the door control module if necessary
- Vehicle CAN bus diagnostics
Related codes
Error U0201 by Vehicle Brand
FAQ
What does the U0201 code mean?
U0201 is an OBD-II diagnostic trouble code that indicates: Lost Communication With Door Control Module C
What causes a U0201 error code?
The most common causes of U0201 include: Problems with door module wiring or connectors; Door control module malfunction; Problems with module power or grounding; Short circuit in the CAN bus circuit.
How do I fix a U0201 diagnostic trouble code?
To fix U0201: Check the integrity of the door module wiring and connectors. Check power supply and grounding of the module. Scan other modules for communication errors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U0201?
Yes, but get it checked soon
How much does it cost to fix U0201?
The estimated repair cost for U0201 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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