U11B7
Lost Communication With Terrain Switch
U11B7 is an OBD-II diagnostic trouble code meaning: Lost Communication With Terrain Switch. Common causes: open or short circuit in switch circuit, malfunction of the terrain switch itself. Estimated repair cost: $17–89.
Symptoms
- Error message on the dashboard
- Terrain modes do not work (for example, off-road, snow, etc.)
- The system remains in standard driving mode
- Possible problems with other related systems
Causes
- Open or short circuit in switch circuit
- Malfunction of the terrain switch itself
- Connector problems or contact corrosion
- Control unit malfunction
How to Fix
- Check the integrity of the wiring harness to the switch
- Inspect and clean the switch connector contacts
- Check the functionality of the switch
- Scan the system for other errors
- If necessary, replace the switch or repair the wiring
Related codes
FAQ
What does the U11B7 code mean?
U11B7 is an OBD-II diagnostic trouble code that indicates: Lost Communication With Terrain Switch
What causes a U11B7 error code?
The most common causes of U11B7 include: Open or short circuit in switch circuit; Malfunction of the terrain switch itself; Connector problems or contact corrosion; Control unit malfunction.
How do I fix a U11B7 diagnostic trouble code?
To fix U11B7: Check the integrity of the wiring harness to the switch. Inspect and clean the switch connector contacts. Check the functionality of the switch. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U11B7?
Yes, but get it checked soon
How much does it cost to fix U11B7?
The estimated repair cost for U11B7 is $17–89. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat