The automobile fault code U0108 indicates a problem with the Alternative Fuel 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 Alternative Fuel 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 poor engine performance and reduced fuel efficiency. The repair difficulty is moderate, and the repair time is estimated at 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 avoid further damage to the vehicle.
Repair Importance Level | 10.0 (Out of 10) |
Estimated Repair Time | Approximately 1.0 hour |
Repair Difficulty Level | 10.0 (Out of 10) |
Unresponsive Transmission: U0108 Symptoms
If you notice the Engine Light ON (or Service Engine Soon Warning Light), it could be a sign of u0108 fault code. Here are the symptoms to look out for:
- The automobile fault code u0108 has the following symptoms: Engine Light ON, Service Engine Soon Warning Light.
Decoding U0108: Common Causes Of Fault Code
The automobile fault code u0108 can be caused by a faulty module, open or shorted harness, or poor electrical connection.
- The automobile fault code u0108 can be caused by a faulty Alternative Fuel Control Module.
- It can also be caused by an open or shorted Alternative Fuel Control Module harness.
- Additionally, a poor electrical connection in the Alternative Fuel Control Module circuit can also trigger this fault code.
Fix U0108 Code: Simple Steps To Get Your Car Running
Below are some possible fixes for the automobile fault code u0108, including inspecting wiring harness and connectors for damage or corrosion.
- To fix the automobile fault code u0108, first, check the possible causes listed above.
- Then, 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.
Crunching The Numbers: U0108 Repair Cost & Complexity
The automobile fault code U0108 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 U0108 fault code will depend on the hourly rate charged by the auto repair shop and the estimated repair time required to fix the issue.
U0108: Lost Communication With Transmission Control Module
The U0108 code is a Controller Area Network (CAN) communication fault code. It indicates that the vehicle’s computer has lost communication with the Alternative Fuel Control Module.
The CAN bus uses two dedicated wires for communication, and the U0108 code sets when a periodic message from the Alternative Fuel Control Module has not been received. This fault code can cause issues with the vehicle’s fuel system and may result in decreased performance or fuel economy.
It is important to have this issue diagnosed and repaired by a qualified mechanic to ensure proper vehicle operation.
FAQ
If you see the engine light on or the service engine soon warning light, it could be due to the u0108 fault code. This code is caused by a faulty alternative fuel control module, an open or shorted harness, or 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.
If you’re experiencing an illuminated engine light or service engine soon warning light, it could be due to a faulty Alternative Fuel Control Module or an open/shorted harness. To fix this, visually inspect the wiring harness and connectors for any damage or corrosion. Check for broken, bent, or pushed out connector pins.
If you’re troubleshooting the u0108 automobile fault code, start by checking for an illuminated engine light or service engine soon warning light. The cause of this issue could be a faulty Alternative Fuel Control Module, an open or shorted harness, or a poor electrical connection in the module circuit. To fix the problem, visually inspect the wiring harness and connectors for any damage or corrosion. Check for broken, bent, pushed out, or corroded connector pins.

Wrap Up
If your engine light is on and the code is u0108, it could be due to a faulty Alternative Fuel Control Module or a poor electrical connection. To fix it, visually inspect the wiring harness and connectors for damage or corrosion. Check for broken or bent pins.