AdBlue in the Diesel Tank in Highfield? Keep It Switched Off
If AdBlue has gone into the diesel tank, keep your motor off then leave the ignition off. Chemically, AdBlue is just urea in water. The harm starts once it is pulled through the lines — it will not burn, and it won't combine with diesel. A drain and a thorough flush, done where your car is in Highfield, is normally what AdBlue in a diesel tank takes — if it's caught before the motor has been run. First, ring us on 0333 366 0103.
Highfield, AdBlue in the diesel tank: what to do straight away
Things to do:
- Keys out — that way nobody can power anything on.
- Close to moving traffic? Then put the hazards on.
- So you can tell us which fluid it was and about how much, keep your receipt or the empty bottle.
- Ring just where you are. Say a WF9 4 postcode or the closest street sign, and nobody has to search for you.
Things not to do:
- No starting the motor — not briefly, not to reposition your car.
- Plenty of diesels run their pump the moment your ignition comes on, so leave it off.
- Do not top up with diesel to thin it. AdBlue doesn't dilute in diesel; it separates out.
- Keep it where it is instead of driving it anywhere, even a short stretch along Bullenshaw Road.
- Emptying your tank on your own beside the road isn't worth trying.
Moving your car off the pumps is a job for attendants to help with, whichever Highfield forecourt you are on, the Tesco or any other. Parked on your own driveway? Then it stays just as it is.
AdBlue in a diesel tank, and what it does there
Not your motor but your exhaust is where AdBlue belongs. From a separate reservoir it is fed directly to your exhaust, cleaning what the engine lets out. Neither side suits the other: urea doesn't belong in an injection pump, and an injection pump cannot deal with urea.
Inside a diesel tank it behaves really differently from fuel. It does not mix in. The intake sucks fuel from the lowest part of the tank, and that is precisely where AdBlue settles: as it is denser than diesel, it sinks. Simplest of all: a vehicle that got AdBlue in Common End overnight and hasn't been started since. The AdBlue waits at the base of that tank, untouched — though it would be the first thing through once the engine runs, before any diesel at all.
After it is pulled in, the harm comes in two forms. What remains when the water goes is urea, which turns into crystals: they settle in tiny passages and clog filters. On top of that, it eats at certain metals in a fuel system, and keeps going until it's flushed out. A car left sitting around Highfield with AdBlue already in its lines is worse by the morning; one with AdBlue only in its tank isn't. The water in it causes damage of its own: the high-pressure fuel pump and the injectors rely on diesel to lubricate them, and water offers them nothing.
AdBlue in a diesel: why it is frequently worse than petrol
Top up a diesel with petrol by mistake over at the Esso, and the issue is thinned fuel. No damage comes as long as it stays unused, mixed into your diesel — only when your engine runs on it.
With AdBlue in a diesel, the liquid as such is plainly the wrong one. It doesn't burn, so it cannot just be run through. Whether your car sits in Little Hemsworth or the heart of Highfield, firing it up "to see" does more harm with AdBlue than nearly any other mistake, and the flush matters more. Why: it won't remain mixed, and so diluting it is impossible; and deposits and corrosion outlast the next fill.
The good news is the same as with petrol. Anywhere around West Yorkshire your vehicle has come to rest, an unrun engine means the AdBlue still inside the tank: the easiest part of any fuel system to empty.
Highfield: how AdBlue ends up in a diesel tank
Plenty of cars place the AdBlue cap beside the diesel one, now and then behind a single flap, and in dim light the two can appear identical. Nobody intends it. Usually it's not the forecourt: a driver picks up a container heading home and tips it in outside the house.
The ways it happens are few and familiar. Halfway through the morning drop-off, the dashboard flags it up, and outside Sacred Heart Catholic Primary School the top-up is hurried. Near Hamel Rise, someone tips a container in on the drive after work. Otherwise, after dark by Hemsworth Conservative Club, the car is refilled by a driver using that flap for the first time.
It crops up most in a rental, a new car, a fleet vehicle, or the spare motor in a family with both fuel types — the cars people know the least. Leave it off: that's the first response to the same mistake, anywhere around Highfield or the rest of West Yorkshire you happen to be.
Started the motor with AdBlue in your diesel tank around Highfield?
Then your tank is no longer where the AdBlue is. It's been pulled through the filter and the fuel lines, and if the engine ran for any time, it has reached the high-pressure pump and your injectors.
Maybe coming back from Victoria Park and Play area, or midway across Highfield, your motor might go rough, smoke, drop power, flash the dash or stall. Pull over when it is safe. Switch off. Keep the car off instead of testing it again. With each start, more of it is pulled through.
If you were on the A1(M), under 10 miles from Highfield, come off at the next exit and stop somewhere safe rather than pressing on.
Each mile pushes the AdBlue further in. That's why crossing Highfield to park beside Hemsworth Community Centre and a drive of under 10 miles for Wakefield are very different jobs. Approximately how far had it come? Tell us.
Our technicians do all of the flushing where the car has stopped, and once the engine has run there is more of it. Lasting damage is very unusual if it is spotted quickly.
Emptying AdBlue in a diesel in Highfield: what it takes
The vehicle remains put, whether that's a street near Hemsworth War Memorial, a drive, a layby or a filling station in Highfield, and our van comes to it. Before anything else our engineers ask what was put in, about how much, and if the motor has been run, because those answers determine the work.
Then the tank is cleared where the car sits, so the contaminated fuel and the AdBlue come out together. With AdBlue, more so than with petrol, the flush matters: the fuel system is cleaned all the way through because residue won't flush out by itself. After that, your filter: flushed, or replaced if it has to be. After that fresh diesel, and then a check of the vehicle. About half an hour on site is typical for most jobs where your motor has not run. Explosion-proof pumps mean a busy forecourt sensible to work on, and they run quiet enough to spare the neighbours at night.
The last step is to bleed your system on new diesel. Starting the car comes next, and then you head off from where the car is parked, outside Fitzwilliam or on a drive around Highfield. Before we leave, our engineers confirm it's running smoothly with clean diesel in. No garage is needed at any stage, with the whole job done then and there. The insurer is likely to want an engineer's report and your VAT invoice — both yours once the job is done.
About Highfield and where it is
Highfield is a suburban area in West Yorkshire, situated near the river and characterised by semi-detached housing. Highfield sits at an elevation of 73 metres, close to the nearby settlements of Green Hill and Cross Hill. Highfield is located near the city of Wakefield, which is approximately 7.8 miles away, and is part of the larger West Yorkshire urban landscape. Highfield has a population of around 6651 residents.
AdBlue drains across Highfield and West Yorkshire
Green Hill, Cross Hill and Hemsworth are among the places around Highfield that the same vans reach, together with much of West Yorkshire further out, throughout the WF postcode area. Near a boundary, or somewhere awkward to pin down? Checking is better than guessing, and so ring.
No towing is needed. In Highfield, a residential suburb, a mobile service works: your vehicle is emptied where it stands, whether in a driveway, a residential street, a car park or a filling station.
What does AdBlue in a diesel tank cost to sort out around Highfield?
Since each callouts differ, a single figure wouldn't be honest. The cost moves first with how long, if at all, your engine has been running, and next with the amount of AdBlue that was put in. After that it rests on where the vehicle is and whether a van can reach it safely, which is simpler on an open driveway than in a tight spot behind Catholic Church of the Sacred Heart.
What went in, what quantity, plus whether the engine ran: every Highfield enquiry begins by asking exactly those, ahead of a quote, never after. Those answers shrink a range down to one figure.
Before a van heads out, you are told our quote by phone. And you pay on the day, by card or by phone, with nothing upfront. Many insurance policies include misfuelling cover, so it's worth checking yours whilst we're on the way.
Highfield: still alongside your car?
Then the most helpful thing you can do is nothing to your car. Ignition off, motor off, keys out. Tell us it was AdBlue, roughly what quantity, and if it ran, on 0333 366 0103. From there Petrol in Diesel takes over, in Highfield or anywhere in West Yorkshire.