U007D
Control Module Communication Bus K Off
U007D is an OBD-II diagnostic trouble code meaning: Control Module Communication Bus K Off. Common causes: open or short circuit in k bus wiring, corroded or damaged connectors. Estimated repair cost: $6–167.
Symptoms
- Check Engine Light Is On
- Lack of communication with diagnostic equipment
- Incorrect operation of individual vehicle systems
- Dashboard malfunctions
- Errors in other modules
Causes
- Open or short circuit in K bus wiring
- Corroded or damaged connectors
- Malfunction of one of the control modules
- Problems with module power supply
- Software failure in the control unit
How to Fix
- Check the continuity of the K bus wiring
- Inspect and clean all connectors
- Check power and ground of connected modules
- Diagnose and replace the faulty module if necessary
- Update module software
Related codes
Error U007D by Vehicle Brand
FAQ
What does the U007D code mean?
U007D is an OBD-II diagnostic trouble code that indicates: Control Module Communication Bus K Off
What causes a U007D error code?
The most common causes of U007D include: Open or short circuit in K bus wiring; Corroded or damaged connectors; Malfunction of one of the control modules; Problems with module power supply.
How do I fix a U007D diagnostic trouble code?
To fix U007D: Check the continuity of the K bus wiring. Inspect and clean all connectors. Check power and ground of connected modules. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U007D?
Yes, but get it checked soon
How much does it cost to fix U007D?
The estimated repair cost for U007D is $6–167. Actual cost depends on your vehicle, location, and labor rates.
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