[SOLVED] U0139 Code: Fixing Lost Communication With Suspension Control Module ‘b’

The automobile fault code U0139 indicates a problem with the Suspension Control Module ‘B’. The most common symptom is the Engine Light ON or Service Engine Soon Warning Light.

The cause of this fault code could be a faulty Suspension Control Module ‘B’, an open or shorted harness, or a poor electrical connection in the circuit. 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 1.0, and the fix involves checking the possible causes listed above and looking for broken or bent connector pins.

Understanding and interpreting fault codes is crucial for maintaining the health of your vehicle.

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 u0139 fault code. Here are the symptoms to look out for:

  • The automobile fault code U0139 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, problems with the speedometer, and difficulty shifting gears.
  • Additionally, the vehicle may experience a loss of power or acceleration, and the fuel efficiency may decrease.
  • It is important to address these symptoms promptly to prevent further damage to the vehicle.

The automobile fault code u0139 can be caused by a faulty suspension control module ‘B’, an open or shorted harness, or poor electrical connection.

  • The automobile fault code U0139 can be caused by a faulty Suspension Control Module ‘B’.
  • It can also be caused by an open or shorted harness of the Suspension Control Module ‘B’.
  • Additionally, a poor electrical connection in the circuit of the Suspension Control Module ‘B’ can also trigger this fault code.

Below are some possible fixes for the automobile fault code u0139, including inspecting wiring harness and connectors for damage or corrosion.

  • To fix the automobile fault code u0139, 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 U0139 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 U0139 will range between $75 and $150, depending on the repair time required. These factors should be considered when diagnosing and fixing the U0139 fault code in an automobile.

The U0139 code is a Controller Area Network (CAN) fault code. CAN is a vehicle bus standard designed to interconnect automotive devices without a host computer. CAN bus uses two dedicated wires for communication, CAN high and CAN low.

The U0139 code sets when a periodic message from the Suspension Control Module ‘B’ has not been received. The Diagnostic Trouble Code (DTC) indicates that there is a lost communication with Suspension Control Module ‘B’.

The U0139 code is a serious issue that needs to be addressed immediately to avoid further damage to the vehicle.

What are the possible causes of the u0139 automobile fault code?

If you see the engine light on or the service engine soon warning light, it could be due to the u0139 fault code. This code is usually caused by a faulty suspension control module ‘B’, an open or shorted harness, or a poor electrical connection in the suspension control module ‘B’ circuit. To fix this issue, you should visually inspect the related wiring harness and connectors, check for damaged components, and look for broken, bent, pushed out, or corroded connector’s pins.

How can one visually inspect the related wiring harness and connectors to fix the u0139 fault code?

If you’re experiencing the u0139 fault code, which is indicated by the Engine Light ON or Service Engine Soon Warning Light, you may have a faulty Suspension Control Module ‘B’, an open or shorted harness, or a poor electrical connection in the circuit. To fix this issue, you should visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins. It’s important to check the possible causes listed above to ensure that you’re addressing the root of the problem.

What are the signs of damaged components that one should look for when fixing the u0139 fault code?

If you’re dealing with the u0139 fault code, keep an eye out for the engine light turning on or the service engine soon warning light. These are the primary symptoms of a faulty Suspension Control Module ‘B’, an open or shorted harness, or poor electrical connection in the circuit. To fix the issue, inspect the wiring harness and connectors for any damage, such as broken, bent, pushed out, or corroded pins. Check the possible causes listed above to ensure a proper fix.

u0139 error fault code explained

If your engine light is on, it could be due to a faulty Suspension Control Module ‘B’, 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 connector pins.

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