[SOLVED] Fixing U11Fa: Right Blind Spot Sensor Communication Lost

The automobile fault code U11FA indicates a problem with the right blind spot sensor circuit. The most common symptom is the engine light turning on. The cause of this issue could be a faulty right blind spot sensor, an open or shorted harness, or a poor electrical connection.

It is important to address this issue promptly as it can affect the vehicle’s safety features.

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 pins. The repair time for this issue is estimated to be around 1.0 hour. To interpret the fault code, it is recommended to check the possible causes listed above.

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 or Service Engine Soon Warning Light, it could be a sign of u11fa fault code.

Here are the symptoms to look out for:

  • The automobile fault code U11FA has the following symptoms: Engine Light ON, Service Engine Soon Warning Light ON.

The u11fa automobile fault code can be caused by a faulty sensor, open or shorted harness, or poor electrical connection.

  • The automobile fault code u11fa can be caused by a faulty right blind spot sensor.
  • It can also be caused by an open or shorted harness of the right blind spot sensor.
  • Additionally, a poor electrical connection in the right blind spot sensor circuit can also trigger this fault code.

Below are some possible fixes for the automobile fault code u11fa, including inspecting wiring harness and connectors for damage or corrosion.

  • To fix the automobile fault code u11fa, first, check the possible causes listed above.
  • Then, visually inspect the related wiring harness and connectors.
  • Look for any 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 U11FA can be diagnosed and fixed within an estimated repair time of 1.0 hour. The cost of repair is influenced by the hourly rate charged by the auto repair shop, which typically ranges between $75 and $150 per hour. Therefore, the total cost of diagnosis and fixing the U11FA fault code will depend on the hourly rate charged by the auto repair shop and the estimated repair time required to fix the issue.

The U11FA fault code indicates a problem with the Blind Spot Monitor (BSM) system. The BSM system has two components, the Left Blind Spot Sensor (LBSS) and Right Blind Spot Sensor (RBSS).

The RBSS sends electronic messages over the CAN Bus to the radio to generate an audible alert. The U11FA code sets when no BUS messages from the RBSS are received for more than 1.05 seconds. This fault code means that there is a lost communication with the Right Blind Spot Sensor.

What are the possible causes of the u11fa automobile fault code?

If you see the engine light on or the service engine soon warning light, it could be due to the u11fa fault code. This code is usually caused by a faulty right blind spot sensor, an open or shorted harness, or a poor electrical connection in the right blind spot sensor 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 Right Blind Spot Sensor?

If you’re experiencing an Engine Light ON or Service Engine Soon Warning Light due to a faulty Right Blind Spot Sensor, you can visually inspect the related wiring harness and connectors to fix the issue. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins. This will help you identify if the Right Blind Spot Sensor harness is open or shorted, or if there is a poor electrical connection in the Right Blind Spot Sensor circuit.

What should I do if I find broken, bent, pushed out, or corroded connector’s pins while inspecting the wiring harness and connectors?

If you find broken, bent, pushed out, or corroded connector’s pins while inspecting the wiring harness and connectors, it could be the cause of a faulty Right Blind Spot Sensor, an open or shorted Right Blind Spot Sensor harness, or a poor electrical connection in the Right Blind Spot Sensor circuit. To fix this issue, check the possible causes listed above and visually inspect the related wiring harness and connectors for any damaged components or connector pins.

u11fa error fault code explained

If your engine light is on, it could be due to a faulty right blind spot sensor, an open or shorted harness, or poor electrical connection.

Visually inspect the wiring harness and connectors for damage or corrosion. Check for broken, bent, or pushed out pins.

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