Tesco, Asda, Sainsbury's, Morrisons drivers face petrol station 'nightmare' Go.Compare car insurance have found that over a quarter of people have accidentally filled their cars, bikes or vans with the wrong type of fuel. Tesco, Asda, Sainsbury's, Morrisons drivers face petrol station 'nightmare' Tesco, Asda, Sainsbury's, Morrisons drivers face a petrol station nightmare due to a 'common' and 'really costly' error. Go.Compare car insurance have found that over a quarter of people have accidentally filled their cars, bikes or vans with the wrong type of fuel. ‌ 29 per cent admitted they have accidentally filled up at a petrol station using the wrong type of fuel. The data shows on in three men saying they’ve accidentally used the wrong Tesco, Asda, Sainsbury's, Morrisons fuel to fill up, compared with 23 per cent of women. READ MORE Exact dates next UK mini-heatwave start and end with 72-hour scorcher set to hit 62 per cent of car insurance policies do not cover you for loss or damage as a result of using the wrong fuel, meaning that an accidental misfuel could do damage to your bank balance as well as your car. Article continues below Tom Banks, Go.Compare car insurance spokesperson, said: “Our research shows that misfuelling is a surprisingly common mistake that people make – and with many car insurance policies not covering this as standard, it could be a really costly error. “If your policy does cover misfuelling, this could help pay for the cost of draining and flushing your tank. "Some policies may also cover the cost of repairs needed because of misfuelling, but it’s important to check, as many car insurance policies might exclude misfuelling altogether, leaving you unprotected. ‌ “In the event you do accidentally fill up with the wrong fuel, it’s important not to turn your key in the ignition or try to drive away as this can potentially cause thousands of pounds worth of damage. "Provided you haven’t started the engine, you may be able to fix the problem by draining and cleaning the tank. Most breakdown policies will cover the cost of draining your car’s fuel tank and taking it to a garage if needed. “We definitely recommend taking the time to check whether you have breakdown cover as part of your car insurance, or as standalone cover – and what the limits of your policies are – because as our research shows, these kinds of mistakes happen more often than you might think.” Article continues below The data shows London in particular is a major hotspot for misfuelling, and drivers who are younger tend to be more at risk. 18-year-olds to 24-year-olds were the most likely to misfuel, the research showed.