[SOLVED] U026C Code: Fixing Lost Communication With Rear Radar Sensor

The automobile fault code U026C indicates a problem with the right rear short-range radar sensor module. The most common symptom is the illumination of the engine light or service engine soon warning light.

The cause of this fault code could be a faulty right rear short-range radar sensor module, an open or shorted harness, or a poor electrical connection.

It is important to visually inspect the related wiring harness and connectors for any damage or corrosion.

The repair time for this fault code is estimated to be around 1.0 hour. To interpret the fault code, it is recommended to check the possible causes listed above and look for any broken, bent, pushed out, or corroded connector’s pins.

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 due to the u026c fault code.

Here are the symptoms to look out for:

  • The U026C 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 a decrease in power or acceleration, and the engine may stall or hesitate during operation.
  • Additionally, the vehicle’s fuel efficiency may decrease, and there may be issues with the vehicle’s emissions.
  • It is important to address these symptoms promptly to prevent further damage to the vehicle.

The automobile fault code u026c can be caused by a faulty sensor module, open or shorted harness, or poor electrical connection.

  • The automobile fault code U026C can be caused by a faulty right rear short range radar sensor module.
  • It can also be caused by an open or shorted harness of the right rear short range radar sensor module.
  • Additionally, a poor electrical connection in the circuit of the right rear short range radar sensor module can also trigger this fault code.

Below are the possible fixes for the automobile fault code u026c, including inspecting wiring harness and connectors for damage or corrosion.

  • To fix the automobile fault code u026c, you need to check the possible causes listed above.
  • 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 factors that influence the cost of diagnosing and fixing the automobile fault code U026C based on the estimated repair time of 1.0 hour are: – The hourly rate charged by the auto repair shop, which can range from $75 to $150 per hour.

– The complexity of the issue causing the fault code. – The availability and cost of replacement parts, if needed.

– The experience and expertise of the mechanic performing the repair.

– The location of the auto repair shop, as labor rates can vary by region.

The U026C code is related to the high speed General Motor Local Area Network (GMLAN) serial data circuits. Modules monitor serial data communications during normal vehicle operation.

The code sets when a periodic message from the Right Rear Short Range Radar Sensor Module has not been received. This can result in a loss of communication with the module. The Diagnostic Trouble Code (DTC) sets when this occurs.

What are the possible causes of the u026c automobile fault code?

If you see the engine light on or the service engine soon warning light, it could be due to the u026c fault code. This code is caused by a faulty right rear short range radar sensor module, an open or shorted harness, or a poor electrical connection in the module 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 Rear Short Range Radar Sensor Module?

If you’re experiencing an Engine Light ON or Service Engine Soon Warning Light due to a faulty Right Rear Short Range Radar Sensor Module, 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 Rear Short Range Radar Sensor Module harness is open or shorted, or if there is a poor electrical connection in the 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 Rear Short Range Radar Sensor Module. To fix this issue, visually inspect the related wiring harness and connectors and check for damaged components. It is important to look for broken, bent, pushed out, or corroded connector’s pins. Check the “Possible Causes” listed above to ensure that the issue is resolved.

u026c error fault code explained

If your engine light is on, it could be due to a faulty right rear short range radar sensor module, an open or shorted harness, or poor electrical connection. Check the possible causes, inspect the wiring harness and connectors, and look for damaged components or corroded pins.

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