When a diesel engine fails to start after sitting idle, it’s usually due to a few common issues.
One possible cause is battery discharge. Even when your vehicle is off, certain systems may continue to draw power, potentially draining the battery over time. Without sufficient energy, your diesel engine might struggle to start.
Fuel degradation is another potential problem. Diesel fuel can deteriorate if the vehicle remains unused for a long time, resulting in less effective fuel and possible engine starting difficulties.
Another issue could be insufficient lubrication. Over prolonged periods of inactivity, engine oil can settle, leaving some parts without the necessary lubrication. This lack of oil can increase friction and make starting the engine more challenging.
Lastly, the starter motor’s performance can be impacted if the vehicle is exposed to harsh weather conditions while stationary. If the starter motor is compromised, it may hinder the engine’s ability to start.
These are just a few potential causes. If your diesel engine isn’t starting after being unused, it’s advisable to get a professional inspection to accurately diagnose and rectify the issue. Regular maintenance can help prevent such problems.