AdBlue in the Diesel Tank in Coseley? Keep It Switched Off
If AdBlue has gone into the diesel tank, leave the engine off then keep your ignition off. Urea dissolved in water is what AdBlue is. Being water-based, it will not burn and never combines with diesel; trouble only comes when your pump begins drawing it. If your motor hasn't run yet, AdBlue in a diesel tank is generally emptied and thoroughly cleaned where the vehicle sits around Coseley. First, phone us on 0333 366 0103.
AdBlue in your diesel tank in Coseley: the first few minutes
Things to do:
- Keys out — that way nobody can power anything on.
- If you're anywhere near moving traffic, put your hazards on.
- The empty bottle or the till receipt shows us the fluid and the quantity, and so do not throw it away.
- Call just where you are. Say a WV14 9 postcode or the closest street sign, and no one has to search for you.
Do not:
- Don't start the motor, even for a moment to shift the vehicle.
- Many diesels run their fuel pump the moment your ignition comes on, and so keep it off.
- AdBlue doesn't dilute in diesel — it separates out — so adding more fuel won't weaken it.
- Any driving at all is best avoided, even a short stretch along Tunnel Street.
- No draining it yourself, at all, at the verge.
The attendants on duty at any Coseley forecourt — the BP included — will normally help rolling it aside if you ask. If you're on your own drive, leave it just where it is.
What AdBlue does in a diesel tank
Made for your exhaust, AdBlue has no place in your motor. From a dedicated reservoir it goes straight to the exhaust, treating what your engine lets out. Neither side suits the other: urea does not belong in a pump, and an injection pump cannot take urea.
Inside a diesel tank it behaves very differently from fuel. It does not mix in. Denser than diesel, it sinks and collects below it — the same place the pickup sucks from. Simplest of all: one that got AdBlue in Upper Ettingshall last night and hasn't turned since. The liquid waits at the base of the tank, untouched — but it will be the first thing through if your motor runs, ahead of any diesel at all.
It causes two kinds of harm from there. What remains when the water goes is urea, which forms crystals: they lodge in narrow channels and block filters. Worse, it attacks some metals in a fuel system, and keeps going until it is flushed out. Where the AdBlue has reached the lines, waiting till morning around Coseley makes things worse. Inside the tank only, time costs nothing. The water in it does harm of its own: your high-pressure pump and your injectors rely on diesel to lubricate them, and water gives them nothing.
Why AdBlue in a diesel is often more serious than petrol
An issue of thin fuel is what you get after fuelling a diesel with petrol at the Texaco. Damage just comes from running on it. Blended into your diesel and sitting inside your tank, it does nothing.
AdBlue in a diesel is an issue of the wrong substance altogether. It does not burn, so it can't just be run through. Deposits and corrosion stay through the following fill, and AdBlue separates again from the diesel, and so thinning it won't work. That is why the flush counts so much, and turning your key "to see" costs more with AdBlue than almost any other slip — in Deepfields or the centre of Coseley alike.
The same good news applies as with petrol. If the motor hasn't run, the AdBlue is still in that tank, and the tank is the quickest part of a fuel system to clear, wherever around West Midlands the car is standing.
Coseley: how AdBlue ends up in a diesel tank
It's not deliberate. Many vehicles have the AdBlue cap beside the diesel one, now and then behind one flap, and mixing them up is easy after dark. Most of the time it occurs with a bottle bought on the way home and poured in on the driveway, not at the forecourt.
A couple of familiar ways account for most cases. Midway through the drop-off, the dashboard warns, and outside Christ Church CofE Primary School the top-up is rushed. Someone pours the container in at home, right off Green Street, as the day ends. Otherwise, in dim light outside The Chainyards, the vehicle gets refilled by someone using that flap for the first time.
The least familiar cars get it most — hire cars, brand-new ones, fleet cars, and the spare motor in a home with both fuel types. An identical mistake, an identical first step — leave it switched off — wherever you happen to be around Coseley or the rest of West Midlands.
Started your engine with AdBlue in the diesel tank around Coseley?
The AdBlue has left your tank, then. The filter and pipework have had it sucked along, and some running takes it on to the injection pump and each injector.
Watch for rough running, smoke, falling power, warnings on the dash, or a stall — returning from Black Country Millennium Forest, perhaps, or midway across Coseley. Pull over when safe. Switch off. Keep the car off instead of testing it again. More of it is pulled through with each start.
Coseley sits under 5 miles from the M6; if you were on it, leave at the first junction and stop somewhere safe instead of carrying on.
Mileage matters: each mile pushes the AdBlue further into your system, and so heading for Wolverhampton, under 5 miles away, makes a far larger job than hopping across Coseley to the car park by Coseley Library. Let us know roughly how far it had come.
There's more to flush once your engine has run, and our engineers do all of it where your car has ended up. Very rarely does it leave permanent damage when it's spotted early.
What emptying AdBlue from a diesel involves around Coseley
Wherever it has come to rest in Coseley — a filling station, a lay-by, a driveway, a road beside Coseley Youth Centre — the van comes to your car. Three replies decide the work, and so first we ask which fluid went in, about what quantity, and whether your engine has run.
The contaminated diesel and the urea leave as one after that tank is drained, right there. With AdBlue, far more than with petrol, flushing matters: the fuel system is cleaned right through since what remains won't flush away by itself. Testing your vehicle follows last, after clean diesel is added and the filter gets cleaned or, where needed, swapped. Roughly half an hour once we arrive is typical for most jobs where the motor has not run. The pumps are explosion-proof, safe on a working forecourt and quiet enough to use outside a house at night.
Fresh diesel goes in to bleed the system, and that is the final step. You head off as soon as our engineers have fired it up, and it makes no difference whether the car is on a drive in Coseley or in a space at the nearest station. The check before our engineers head off is that it runs properly on fresh diesel. Since the job is done in full where the vehicle is, a workshop never comes into it. You get a VAT invoice and an engineer report afterwards, which is what insurers ask for.
About Coseley
Coseley is a town situated on the River Tame in the West Midlands, with a mix of semi-detached housing and other residential areas. Coseley lies close to Wolverhampton, about 3.5 miles to the south-east, and is part of the larger West Midlands conurbation. Coseley has a population of around 25,858 people and is located at an elevation of 167 metres. Coseley is also near several smaller communities, including West Coseley, Roseville, and Wallbrook.
Coseley and West Midlands: AdBlue drains across the area
AdBlue call-outs around Coseley are passed to teams that cover the places around it — West Coseley, Roseville as well as Wallbrook — and much of West Midlands beyond, throughout WV postcodes. Close to a boundary, or somewhere awkward to explain? Checking beats guessing, so ring.
Coseley is a riverside town, and an on-site drain suits it: whether your car is on a home drive, a residential street, a car park or a forecourt, our technicians drain it where it sits, so it never needs to be shifted to us.
AdBlue in a diesel tank in Coseley: the cost of fixing it
Because the jobs differ, a flat price would not be honest. What changes the cost is, firstly, whether your engine has been running and for how long; then how much AdBlue was put in; and finally where your car is and whether our van can get to it safely, which is simpler on an open drive than in a tight gap behind Old Meeting House.
Ahead of a quote, not afterwards, every call from Coseley opens with three checks: the fuel, the amount, and whether it ran. Given them, the range narrows to one fixed figure.
Quoted on the call before the engineer heads out, the job is paid for that day — card or phone, nothing in advance. As our engineer is on the way, check your insurance: plenty cover misfuelling.
Beside the car in Coseley, right now?
Not touching the car is, then, the most useful move you can do. Keys out, engine off, ignition off. Tell us it's AdBlue, roughly how big an amount, and whether the engine ran, on 0333 366 0103. After that Petrol in Diesel takes over, in Coseley or anywhere in West Midlands.