U067C
Lost Communication With Fan 3
U067C is an OBD-II diagnostic trouble code meaning: Lost Communication With Fan 3. Common causes: open or short circuit in the fan circuit, third cooling fan malfunction. Estimated repair cost: $17–56.
Symptoms
- Engine overheating
- The third cooling fan does not work
- Check Engine Light Is On
- Reduced cooling system efficiency
Causes
- Open or short circuit in the fan circuit
- Third cooling fan malfunction
- Relay or fuse problems
- Fan control module malfunction
- Wiring harness damage
How to Fix
- Check fan fuse and relay
- Inspect the wiring harness for damage
- Check the operation of the third cooling fan
- Diagnose the fan control module
- Replace faulty components
Related codes
Error U067C by Vehicle Brand
FAQ
What does the U067C code mean?
U067C is an OBD-II diagnostic trouble code that indicates: Lost Communication With Fan 3
What causes a U067C error code?
The most common causes of U067C include: Open or short circuit in the fan circuit; Third cooling fan malfunction; Relay or fuse problems; Fan control module malfunction.
How do I fix a U067C diagnostic trouble code?
To fix U067C: Check fan fuse and relay. Inspect the wiring harness for damage. Check the operation of the third cooling fan. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U067C?
Limited driving only, diagnose soon
How much does it cost to fix U067C?
The estimated repair cost for U067C is $17–56. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat