U0200
Lost Communication With Door Control Module B
U0200 is an OBD-II diagnostic trouble code meaning: Lost Communication With Door Control Module B. Common causes: open or short circuit in the communication circuit, door control module b fault. Estimated repair cost: $56–167.
Symptoms
- Power windows do not work on a certain door
- Problems with central locking
- Check Engine light comes on
- Errors in other door-related systems
Causes
- Open or short circuit in the communication circuit
- Door control module B fault
- Module power problems
- Corrosion of contacts or connectors
- Damage to the CAN bus
How to Fix
- Check the integrity of the wiring harness to the module
- Check the power supply and ground of the module
- Inspect connectors for corrosion
- Scan other modules for communication errors
- Replace door control module B if necessary
Related codes
Error U0200 by Vehicle Brand
FAQ
What does the U0200 code mean?
U0200 is an OBD-II diagnostic trouble code that indicates: Lost Communication With Door Control Module B
What causes a U0200 error code?
The most common causes of U0200 include: Open or short circuit in the communication circuit; Door control module B fault; Module power problems; Corrosion of contacts or connectors.
How do I fix a U0200 diagnostic trouble code?
To fix U0200: Check the integrity of the wiring harness to the module. Check the power supply and ground of the module. Inspect connectors for corrosion. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U0200?
Yes, but get it checked soon
How much does it cost to fix U0200?
The estimated repair cost for U0200 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat