What are the reasons for a sudden increase in fuel consumption in diesel vehicles?

1 Answers
OHeidi
07/29/25 11:58pm
Diesel vehicle fuel consumption suddenly increases due to insufficient tire pressure or tire aging. The following is a detailed introduction to the reasons for a sudden increase in fuel consumption in diesel vehicles: 1. Insufficient tire pressure or tire aging: Low tire pressure increases the contact area between the tires and the ground, leading to greater driving resistance and higher fuel consumption. 2. Clogged air filter: The air filter may be obstructed, reducing air intake and increasing vehicle fuel consumption. 3. Cylinder wear and air leakage: This results in low cylinder pressure, poor combustion efficiency, and increased fuel consumption.
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