[SOLVED] Fixing U11B7: Terrain Switch Communication Lost

The U11B7 fault code in automobiles indicates a problem with the Terrain Switch circuit. This issue is often accompanied by the illumination of the Engine Light or Service Engine Soon Warning Light.

The cause of this fault code could be a faulty Terrain Switch, an open or shorted Terrain Switch harness, or a poor electrical connection in the Terrain Switch circuit.

It is important to address this issue promptly as it can lead to further damage to the vehicle. The repair process involves visually inspecting the wiring harness and connectors, checking for damaged components, and looking for broken, bent, pushed out, or corroded connector’s pins.

The repair time for this issue is estimated to be around 1.0 hour.

Repair Importance Level10.0 (Out of 10)
Estimated Repair TimeApproximately 1.0 hour
Repair Difficulty Level10.0 (Out of 10)

If you notice the Engine Light ON, it could be a sign of u11b7 fault code.

Here are the symptoms to look out for:

  • The U11B7 fault code in an automobile can cause several symptoms, including the engine light turning on or the service engine soon warning light appearing.
  • Other symptoms may include issues with the transmission, such as difficulty shifting gears or the transmission slipping.
  • The vehicle may also experience reduced power or acceleration, and the engine may stall or hesitate during operation.
  • Additionally, the vehicle may experience issues with the fuel system, such as difficulty starting or poor fuel efficiency.

The automobile fault code u11b7 can be caused by a faulty terrain switch, open or shorted harness, or poor electrical connection.

  • The automobile fault code U11B7 can be caused by a faulty Terrain Switch.
  • It can also be caused by an open or shorted Terrain Switch harness.
  • Additionally, poor electrical connection in the Terrain Switch circuit can also trigger this fault code.

To fix the u11b7 fault code, check the possible causes and inspect the wiring harness, connectors, and components for any damage or corrosion.

  • To fix the automobile fault code u11b7, first, check the possible causes listed above.
  • Then, visually inspect the related wiring harness and connectors.
  • Look for damaged components and check for broken, bent, pushed out, or corroded connector’s pins.
  • This fix will take an estimated repair time of 1.0 hour.

The automobile fault code U11B7 has an estimated repair time of 1.0 hour. The cost of fixing this fault code is influenced by the repair time.

Most auto repair shops charge between $75 and $150 per hour for their services.

Therefore, the fixing cost of U11B7 will be between $75 and $150, depending on the repair time required.

The u11b7 fault code is related to the Terrain Switch in an automobile. This code is set when the Cluster does not receive information from the Terrain Switch. It indicates that there is a communication problem between the two components.

The code is also known as Lost Communication With Terrain Switch.

It is important to diagnose and fix this issue as it can affect the performance of the vehicle.

What are the possible causes of the u11b7 automobile fault code?

If you see the engine light on or the service engine soon warning light, it could be due to the u11b7 fault code. This code is often caused by a faulty terrain switch, an open or shorted terrain switch harness, or a poor electrical connection in the terrain switch circuit. To fix this issue, you should visually inspect the wiring harness and connectors, check for damaged components, and look for broken, bent, pushed out, or corroded connector’s pins.

How can I visually inspect the wiring harness and connectors related to the Terrain Switch?

If you’re experiencing an Engine Light ON or Service Engine Soon Warning Light, it could be due to a faulty Terrain Switch, an open or shorted Terrain Switch harness, or a poor electrical connection in the Terrain Switch circuit. To fix this issue, start by visually inspecting the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins. This will help you identify any issues and determine the best course of action to resolve them.

What should I do if I find damaged components or broken, bent, pushed out, or corroded connector’s pins during the inspection for the u11b7 fault code?

If you find damaged components or broken, bent, pushed out, or corroded connector’s pins during the inspection for the u11b7 fault code, you should visually inspect the related wiring harness and connectors. Check for any possible causes listed above, and make sure to fix any issues with the Terrain Switch harness that may be open or shorted. It’s important to ensure that the Terrain Switch circuit has a good electrical connection to prevent the Engine Light from turning on again.

u11b7 error fault code explained

If your engine light is on and the code is u11b7, it may be due to a faulty Terrain Switch or poor electrical connection. To fix it, visually inspect the wiring harness and connectors for damage or corrosion. Check for broken or bent pins and damaged components.

Scroll to Top