Stay where you are and keep the engine off. Wrong Fuel Drain is a 24/7 mobile fuel drain service covering the roadside, your driveway and the forecourt. One call, one visit, and you drive away on clean fuel.
Whatever went in the tank, we get it out and get you moving.
Petrol in Diesel
The most common misfuel on UK forecourts, and the one that does real damage if the engine is started. Petrol acts as a solvent and strips the lubrication that a diesel injection pump depends on. Leave the key alone and call us. We drain the tank, flush the lines and put clean diesel back in before we leave.
Diesel in Petrol
Less common, because the diesel nozzle is too wide for most petrol filler necks, but it still happens with older cars, vans and jerry cans. A petrol engine running on diesel will smoke heavily, misfire or refuse to start at all. We remove the contaminated mix and flush the system clean.
AdBlue in the Fuel Tank
AdBlue has its own filler for a reason. Once it mixes with diesel it crystallises and can destroy injectors and fuel lines within minutes of the engine turning over. This one is not a wait and see job. We remove every trace and dispose of the contaminated fuel safely.
Just Misfuelled? Do This Now
1.Do not start the engine. If it is already running, pull over somewhere safe and switch off. Fuel that has not circulated means a faster, cheaper fix.
2.Leave the key out of the ignition. On most modern vehicles, simply switching to accessory mode primes the fuel pump and pulls contaminated fuel through the system.
3.Tell the forecourt staff. They deal with this regularly. They can help you push the vehicle to a safe bay and will usually let you wait there.
4.Call Wrong Fuel Drain. We will talk you through what happens next and have a technician with you in around 30 to 45 minutes.
Fuel RemovalWe drain every drop of contaminated fuel from the tank using sealed mobile equipment, at the roadside, at home or on the forecourt. Most drains take 30 to 40 minutes.
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System Flush and RefuelThe fuel lines, filter and rail are flushed through with clean fuel to clear any residue, then we add enough of the correct fuel for you to drive straight to the nearest station.
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Safe Fuel DisposalThe contaminated fuel leaves with us and is disposed of through a licensed waste route. Environmentally compliant, with paperwork available on request.
Our Work
Real wrong fuel drain jobs, photographed on site.
Why Choose Us
24/7Round the clock call-outs, weekends and bank holidays included
30-45 minsRapid response wherever you have stopped
Fixed PriceQuoted on the phone before we set off, no hidden extras
Around 150,000 UK drivers put the wrong fuel in every year, roughly one every three and a half minutes. It is a two second mistake on a busy forecourt and it happens to careful people. What matters is what you do next. Leave the engine off and get the tank drained before the fuel goes anywhere near the injectors. Caught early, a misfuel is an inconvenience. Driven on, it becomes a bill.
"Put petrol in my diesel van at 6am before work. They were with me in 40 minutes, drained it on the forecourt and I still made my first job. Lifesavers."
MTMark T. · Bolton
★★★★★Google Review
"Called at 11pm on a Sunday expecting an answering machine. A real person picked up, gave me a fixed price, and the technician talked me through everything. Brilliant service."
SKSarah K. · Leeds
★★★★★Google Review
"Half a tank of the wrong stuff and I'd already started the engine. They flushed the whole system and the car's been perfect since. Price matched the quote exactly."
JRJames R. · Liverpool
★★★★★Google Review
"Panicked at the pump with two kids in the car. The chap on the phone calmed me right down and the technician was lovely. Sorted in under an hour."
PSPriya S. · Manchester
★★★★★Google Review
"Second time I've used them (don't ask). Same fast, honest service both times. Fixed price, no upsell, card payment on the spot."
DHDave H. · Sheffield
★★★★★Google Review
"Broke down on the M6 slip road after misfuelling. They found me fast, drained it safely at the roadside and I was moving again before the traffic cleared."
EWEmma W. · Preston
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Common Questions
What does a wrong fuel drain cost?
We give you a fixed price on the phone once we know the vehicle and where you are. It is consistently cheaper than recovery to a garage followed by a fuel system strip down. The price quoted is the price you pay.
I have already started the engine. Is it too late?
No. Switch off as soon as it is safe and call us. A full drain and system flush clears circulated fuel in the large majority of cases with no lasting damage. The sooner the engine stops, the better the outcome.
How long does the whole thing take?
We aim to reach you within 30 to 45 minutes and most drains take 30 to 40 minutes on site. Most drivers are back on the road within two hours of the first call.
Will a fuel drain damage my car or affect my warranty?
No. A professional drain and flush is non-invasive, with nothing dismantled and no parts replaced. It does not affect a manufacturer warranty. Running the engine on the wrong fuel is what causes damage, not the drain.
Can you come to my house or does it have to be the forecourt?
Either. We work at the roadside, on private driveways, in car parks and on forecourts. If you have already driven home before realising, that is fine, just do not start it again.
How do I pay?
All major credit and debit cards are taken on site once the job is finished.