[SOLVED] U0118 Code: Fuel Additive Control Module Communication Lost – Fix Now!

The automobile fault code U0118 indicates a problem with the Fuel Additive 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 Additive 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 potential engine damage.

The repair difficulty is moderate, with a repair time of 1.0 hour.

To fix the issue, one should visually inspect the 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)

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If you notice the Engine Light ON, it could be a sign of u0118 fault code.

Here are some symptoms to look out for:

  • The automobile fault code u0118 has the following symptoms: Engine Light ON, Service Engine Soon Warning Light ON.

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The automobile fault code u0118 can be caused by various factors, including a faulty fuel additive control module, open or shorted harness, and poor electrical connection.

  • The automobile fault code u0118 can be caused by a faulty Fuel Additive Control Module.
  • It can also be caused by an open or shorted Fuel Additive Control Module harness.
  • Additionally, a poor electrical connection in the Fuel Additive Control Module circuit can also trigger this fault code.

Below are some possible fixes for the automobile fault code u0118, including inspecting wiring harness and connectors for damage or corrosion.

  • To fix the automobile fault code u0118, you need to check the possible causes listed above.
  • Visually inspect the related wiring harness and connectors.
  • Look for damaged components and broken, bent, pushed out, or corroded connector’s pins.
  • Ensure that everything is in good condition.
  • The estimated repair time for this fix is 1.0 hour.

The automobile fault code U0118 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 U0118 fault code will depend on the hourly rate charged by the repair shop and the estimated repair time required to fix the issue.

The U0118 code is a Controller Area Network (CAN) communication fault code.

It indicates that the Fuel Additive Control Module is not communicating with other devices on the CAN bus. The Fuel Additive Control Module sends periodic messages to other devices on the bus.

If these messages are not received, the U0118 code is set. This code can cause issues with the fuel system and may result in decreased fuel efficiency. It is important to diagnose and repair this issue promptly to avoid further damage to the vehicle.

What are the possible causes of the u0118 automobile fault code?

If you see the engine light on or the service engine soon warning light, it could be due to the u0118 fault code. This code is usually caused by a faulty fuel additive control module, an open or shorted harness, or poor electrical connection in the fuel additive control 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 related wiring harness and connectors to fix the u0118 fault code?

If you’re experiencing the u0118 fault code, which is indicated by the Engine Light ON or Service Engine Soon Warning Light, you may need to visually inspect the related wiring harness and connectors. This fault code can be caused by a faulty Fuel Additive Control Module, an open or shorted harness, or a poor electrical connection. To fix the issue, check the possible causes listed above and inspect the wiring harness and connectors for any damage or corrosion. Look for broken, bent, pushed out, or corroded connector’s pins.

What are the signs of damaged components or broken, bent, pushed out, or corroded connector’s pins that I should look for when fixing the u0118 fault code?

If you’re dealing with a u0118 fault code, keep an eye out for the engine light turning on. The cause of this issue could be a faulty Fuel Additive Control Module, an open or shorted harness, or a poor electrical connection in the module circuit. To fix the problem, check the possible causes listed above and visually inspect the wiring harness and connectors. Be sure to look for damaged components and check for broken, bent, pushed out, or corroded connector’s pins.

u0118 error fault code explained

If your engine light is on and the code is u0118, it could be due to a faulty fuel additive control module, an open or shorted harness, or poor electrical connection.

To fix it, visually inspect the wiring harness and connectors for damage or corrosion and check for broken or bent pins.

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