U011D
Lost Communication With All Wheel Drive Control Module
U011D is an OBD-II diagnostic trouble code meaning: Lost Communication With All Wheel Drive Control Module. Common causes: broken or damaged can bus wires, four-wheel drive control module malfunction. Estimated repair cost: $56–278.
Symptoms
- Check Engine Light Is On
- Disabling the all-wheel drive system
- Incorrect operation of the AWD system
- Other related errors appear
- The car may go into emergency mode
Causes
- Broken or damaged CAN bus wires
- Four-wheel drive control module malfunction
- AWD module power problems
- Short circuit in communication circuit
- Poor contact in module connectors
How to Fix
- Check the integrity of the CAN bus wiring
- Check power and ground of AWD module
- Inspect the module connectors for oxidation
- Scan the AWD module for errors
- If necessary, replace the four-wheel drive control module
Related codes
Error U011D by Vehicle Brand
FAQ
What does the U011D code mean?
U011D is an OBD-II diagnostic trouble code that indicates: Lost Communication With All Wheel Drive Control Module
What causes a U011D error code?
The most common causes of U011D include: Broken or damaged CAN bus wires; Four-wheel drive control module malfunction; AWD module power problems; Short circuit in communication circuit.
How do I fix a U011D diagnostic trouble code?
To fix U011D: Check the integrity of the CAN bus wiring. Check power and ground of AWD module. Inspect the module connectors for oxidation. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U011D?
Yes, but get it checked soon
How much does it cost to fix U011D?
The estimated repair cost for U011D is $56–278. Actual cost depends on your vehicle, location, and labor rates.
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