Published Mar 01, 2016

The danger with diesel contaminated with water is the loss of the liquid's lubrication.

When water spoils this lubrication, the friction on a diesel engine will cause serious damage to its delicate parts the further you drive.

If a tank is filled with water contaminated diesel, mechanics have to drain the tank and the fuel filter, and refill with new fuel and fuel treatment. All at a cost to the motorist.

According to Mr Curtis, it isn't just diesel engines which can be affected: "Any engine is not going to like contaminated fuel, whether it is petrol or diesel. However, it is a more expensive problem with diesel as diesel engines are far more delicate. It is a massive job to change one."

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