Put Petrol in a Diesel Car in Virginia Water? Don't Start It
With the tank still carrying the petrol and the motor not yet run, almost every job needs only a drain, so leave the motor off. That result is settled in the minutes right after filling up, and not by the amount that got in. Across Virginia Water and the remainder of Surrey, Petrol in Diesel drains the vehicle and flushes it where it stands, whether by a roadside, on a driveway or at a forecourt. Contact us and then we can explain what comes next before you do anything else.
The first five minutes: petrol in a diesel
- Never start the car. Started all the same? Then never depend on it. Diesel in a petrol vehicle typically cannot run, and so the motorist stops and the wear halts with them. Petrol in a diesel? It starts. It idles. It pulls away happily, for several miles. Most people get that confused. It is not fine — your fuel system is wearing every mile you drive.
- Turning the ignition on frequently primes your system, and priming is what draws petrol out of the tank then into the pump and injectors. Those are the components diesel keeps lubricated on its way through, before it ignites. Petrol handles the burning and none of the oiling. Leave your ignition be.
- Don't add diesel on top to thin it. A diesel fuel system does not handle petrol by percentage in the way that guidance presumes, and topping up removes nothing — it simply leaves you a fuller tank of the same mixture. The grade makes no difference either: super unleaded is still petrol.
- Stay where you are if you safely can. A motor that has not shifted is the simplest one to deal with, and our team would sooner drive to a tricky place than have it started. If you're pulled up on the verge on Station Parade, put your hazards on then leave the vehicle there.
- Before you call, gather your position. Anything closest to you with a label on it, plus a postcode beginning GU25 4 — that is what decides whether the van arrives or circles.
- What went in, about how many litres, and also whether the car has started — those three replies settle the entire call-out. Call 0333 366 0103 then tell us.
The trip back would more or less double it, for no reason at all. One commute has already put a real volume of petrol-thinned diesel through your high-pressure pump of that Renault Megane. So keep the vehicle where it stands. Ring us from the platform if that's handier — nobody needs you hovering over the car outside the nearest station whilst our technicians work, and tonight is better than finding out on Monday.
If you've put petrol in the diesel Volkswagen Passat around Virginia Water and you're now stranded outside Co-op Food with a boot packed with shopping, call us. Do not crank it a second time to leave that bay. We will come out to you, drain your tank, rinse those fuel lines then put fresh diesel in so you can head home. A mile or so at easy throttle pulls very little of it, which is why such jobs tend to be the simple cases.
Your pump isn't turning, so whatever the diesel Nissan Qashqai did on the way to Edgell Close Play Area, none of that is going on now. Nothing gets worse whilst it stands. Take your time over this — but don't drive the vehicle home to buy any.
Phoning from close to Virginia Water Community Library? Three things help us. The filler — which side of your car it's on. Room for our van alongside you, without the road being blocked. And if anything has run since the fill-up. The location itself barely counts: on-street is where we work most, and we'd far rather have a narrow bay than a vehicle someone has driven somewhere simpler. Then it's a drain for the Ford Focus, a filter change where there's one worth changing, lines purged, fresh fuel put round the entire system. By now the worst of that is in the fuel lines and not the tank.
A throttle gone dead, white smoke, a lumpy idle, rattling: that is a wrongly fuelled diesel Dacia Duster telling you what is wrong. Don't restart it to find a better location — switch off where you have stopped, by Harvesttime Church or anywhere else.
On a forecourt: draining petrol from the diesel
It begins at a forecourt, typically. Quite often the work ends at one too. Still at Shell? Then that is usually where it takes place. Petrol station forecourts are routine for us, with the agreement of the site.
Nowhere else except a garage can it be caught with the engine still untouched. Our technicians can still put it right where it sits, even away from the pumps. In a car park, on a driveway or in a lay-by, your car has been switched on and driven there, and that sucked fuel through the filter then into your high-pressure pump, all the way from the tank. None of that is a calamity, but the flush then has to reach past the tank to your lines and the fuel filter, and the few seconds between reading the receipt and going for the key are what settle that.
Staff will generally chip in pushing it away from the petrol pump, which lets the next customer get past. Accept the offer. Shifting it four bays does not warrant firing it.
Areas our team reach near Virginia Water
Virginia Water is a village, and so we are out to the town and to the places near it on those same runs: St Anns Heath, Trumps Green, Stroude, Thorpe Green and Harpesford.
There are pages for nearly all towns in Surrey, and the ones mentioned above are just the closest neighbours — so yours being missing from this list says nothing at all about whether our technicians come. Ring us and ask rather than guessing, especially if you're on the border or somewhere the satnav misreads.
The map outlines the area this page includes. Roadside, forecourt, drive, car park: every bit of that is territory our technicians cover, and none of that asks your car to travel to us.
Virginia Water: stuck wherever you pulled up
Not everyone gets a safe spot to stop. If you realised after setting off and landed along the verge on Trotsworth Court, or in a lay-by somewhere with the hazard lights flashing, that's a common call for us instead of a rare one.
Clear of the car if it is not safe to sit there, with it if it is. Do not restart it to get to a safer place. It'll go — a diesel on petrol normally obliges — and each mile of obliging draws that blend deeper into the system. We will take our van to an awkward place without any trouble, and for the car that's far better than pressing on.
So you've run it? Petrol in a diesel over a few miles
Here is where your M3 counts, under a mile from Virginia Water. A loss of power, an uneven idle, smoke: those are the signs when they come, instead of a tidy stop — and a misfuelled diesel will usually take you onto it and some distance along before anything seems wrong at all.
Come off at the first sensible junction, switch off, and don't restart it to reposition. Assume the worst of that on a long run. Anything approaching the under 25 miles to the closest city, and the petrol has been through the fuel filter, through the pump, through the injectors. Say so when you ring. What we bring alters.
Where is Virginia Water?
Virginia Water is a village in Surrey, situated on the banks of the River Thames and the Virginia Water Lake, at an elevation of around 35 metres. Virginia Water lies approximately 20 miles southwest of central London, near the neighbouring communities of St Anns Heath, Trumps Green, and Stroude. Virginia Water has a population of around 2014 residents, predominantly living in detached homes. Virginia Water is characterized by its riverside setting and surrounding woodland areas.
Once our technicians arrive with you in Virginia Water: what happens
- Our engineers establish what went in, how much, and whether your motor has run. The answers change the work, which is why our engineers ask before quoting.
- The polluted mixture comes from that tank.
- Our technicians clean your fuel lines and clean your filter, and so what's left in your system isn't what caused the issue.
- Fresh diesel goes in, and then the system gets primed.
- It's fired up with clean diesel in it, and our technicians check that it is running correctly.
From that point, you're ready to drive away. Lasting damage is very uncommon when it has been caught soon, and as all of it is done where the car is, it never needs to go to a workshop.
A separate problem: AdBlue in a diesel tank in Virginia Water
Don't crank it: that opening step applies whether what went in was AdBlue or petrol. What changes is the fault itself. Petrol does two things to diesel: dilutes it, and removes the lubrication the fuel system relies on. Corrosion and build-up are what a diesel tank ends up with instead, as AdBlue is urea in water.
AdBlue removal in Virginia Water has a page of its own with the detail on it, including why it's often the more significant of the two. Our engineers cover both.
How much is a petrol-in-diesel fuel drain in Virginia Water?
What moves the price is laid out below, since the job is not one job and we can't frankly put a single figure on this page.
- Whether your engine has been started or driven. This is the big one.
- How much of the wrong fuel went in, weighed against how much that tank holds.
- AdBlue or petrol, whichever got in.
- Access: the car's position, and if working on it there is sensible for our van.
A clear answer rather than a range is what you get for telling us three things: your vehicle, the amount, and whether it has run. Motor at home, going nowhere, nothing urgent about it — is ideal for that.
Questions our technicians get about petrol in diesel around Virginia Water
I'm on a forecourt around Virginia Water. Can you drain the vehicle here?
Yes — forecourts are where a fair share of this takes place. Regularly, provided the site agrees: BP, plus every other forecourt nearby. Say on the phone where exactly you have stopped. Whether we can work in that place is something our technicians answer straight away.
A few litres of petrol in a diesel — too much?
Ratio decides it instead of litres — and more than either, whether your motor has run. An almost empty tank with five litres in it, against a full one with the same five: separate scenarios, certainly. Either way, the work required comes down to one thing, which is whether the system has had that mixture drawn through it.
I put petrol in my diesel and drove it. Now what?
Switch off somewhere sensible, and keep it that way after you stop. Driving is what takes the issue from that tank into the pump and injectors — but it's salvageable a lot more often than drivers expect, and the single most useful thing you can do now is not restart it.
Fuel drains and manufacturer warranties
No. Carried out properly, emptying and purging is no modification at all, and the warranty from your manufacturer is untouched by it. Running a diesel on petrol is the thing likelier to cause a disagreement with one, which is another reason to leave the vehicle switched off.
Two-stroke oil in your tank, and then home?
Two-stroke oil solves a separate issue, and an old one at that. Nothing it does puts back what petrol diluted. No. The pump still has to put up with it, since that tank still has petrol in it afterwards.
Do I need a main dealer for petrol in a diesel?
Not at all. Our technicians drain and flush the vehicle wherever it is, so there's no need to take it to a franchised dealer.
Is your vehicle still with you?
The motor remains off.
Driven it already? Then somewhere safe, stop, switch off, and no restarting the car after that. This is recoverable from much more often than motorists assume, and a parked, cold motor is the best position to be in.
At the roadside, on the forecourt or at home — on-site fuel draining around Virginia Water and across Surrey.