[SOLVED] U0119 Code: Fuel Cell Control Module Communication Lost – Fix Now!

The automobile fault code U0119 indicates a problem with the Fuel Cell Control Module. 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 Fuel Cell Control Module, an open or shorted harness, or a poor electrical connection.

It is important to address this issue promptly as it can lead to decreased fuel efficiency and engine performance. The repair difficulty is moderate, and the repair time is estimated at 1.0 hour. To fix the issue, one 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 is crucial to interpret the fault code correctly to ensure the proper repair is made.

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 u0119 fault code.

Here are the symptoms to look out for:

  • The automobile fault code u0119 has the following symptoms: Engine Light ON, Service Engine Soon Warning Light ON.

The automobile fault code u0119 can be caused by a faulty fuel cell control module, open or shorted harness, or poor electrical connection.

  • The automobile fault code u0119 can be caused by a faulty Fuel Cell Control Module.
  • It can also be caused by an open or shorted Fuel Cell Control Module harness.
  • Additionally, a poor electrical connection in the Fuel Cell Control Module circuit can also trigger this fault code.

Below are some possible fixes for the automobile fault code u0119, including inspecting wiring harness and connectors for damage or corrosion.

  • To fix the automobile fault code u0119, you need to check the possible causes listed above.
  • Visually inspect the related wiring harness and connectors for any damage.
  • Look 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 U0119 can be diagnosed and fixed within an estimated repair time of 1.0 hour. The cost of repair is influenced by the repair time, which is commonly charged between $75 and $150 per hour by most auto repair shops. Therefore, the total cost of diagnosis and fixing the U0119 fault code will depend on the hourly rate charged by the repair shop and the time taken to complete the repair.

The U0119 code is a Controller Area Network (CAN) communication fault code.

It indicates that the Fuel Cell Control Module is not communicating with other devices on the CAN bus. This code sets when a periodic message from the Fuel Cell Control Module has not been received. The Fuel Cell Control Module is responsible for controlling the fuel cell stack and monitoring its performance.

If this module is not communicating properly, it can cause issues with the fuel cell system and affect the vehicle’s performance. A qualified technician should diagnose and repair the issue to prevent further damage to the vehicle.

What are the possible causes of the u0119 automobile fault code?

If you see the engine light on or the service engine soon warning light, it could be due to the u0119 fault code. This code is usually caused by a faulty fuel cell control module, an open or shorted fuel cell control module harness, or a poor electrical connection in the fuel cell control module 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 I visually inspect the related wiring harness and connectors to fix the u0119 fault code?

If you’re experiencing the u0119 fault code, which is indicated by the Engine Light ON or Service Engine Soon Warning Light, you can fix it by visually inspecting the related wiring harness and connectors. This fault code is caused by a faulty Fuel Cell Control Module, an open or shorted Fuel Cell Control Module harness, or a poor electrical connection in the Fuel Cell Control Module circuit. To fix it, check the possible causes listed above and look for damaged components. Check for broken, bent, pushed out, or corroded connector’s pins.

What are the signs that the Fuel Cell Control Module harness is open or shorted, causing the u0119 fault code?

If the engine light is on or the service engine soon warning light is illuminated, it could be a sign of a faulty Fuel Cell Control Module or an open or shorted Fuel Cell Control Module harness. To fix this issue, it is recommended to visually inspect the related wiring harness and connectors for any damage or corrosion. Additionally, check for broken, bent, or pushed out connector pins.

u0119 error fault code explained

If your engine light is on, it could be due to a faulty fuel cell control module, 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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