AdBlue in the Diesel Tank in Henmoor? Keep It Switched Off
Engine off, ignition off: that is where you begin if AdBlue has gone into the diesel tank. In plain terms, AdBlue is simply urea in water. It doesn't burn, it does not mix with diesel, and the harm it does begins when the fuel system draws it in. Caught before the motor has been run, AdBlue in a diesel tank is normally a drain and a thorough flush, done where your car is around Henmoor. First, ring us on 0333 366 0103.
AdBlue in the diesel tank around Henmoor: the first few minutes
To do:
- Remove the keys, and that stops anyone turning the electrics on.
- Hazards on, if moving traffic is at all near.
- The empty bottle or the till receipt tells us the fluid and the amount, so don't throw it away.
- Give us a postcode starting S45 9, or whichever street lies closest, and the van reaches you straight — so call wherever you are.
Never do these:
- Moving the vehicle just a short way is no reason to start the engine.
- Your ignition remains off: on lots of diesels, switching it on is enough to start the fuel pump.
- Pouring in more diesel does not work: AdBlue separates out instead of blending.
- Even a short way up Mill Lane is too far to drive the vehicle.
- Draining your tank yourself beside the road isn't one to try.
Ask the people behind the counter to help you move the vehicle away from the pumps if you're on a forecourt in Henmoor, whether it is the Tesco or elsewhere. If you are on your own drive, leave the car precisely where it stands.
AdBlue in a diesel tank: what it does
Not your engine but the exhaust is where AdBlue is meant to go. Its own tank keeps it, and from there it is fed into your exhaust, where it treats the fumes. A fuel pump is not made to take it, and AdBlue was never supposed to go through one.
It does not combine. After it's poured into the tank, AdBlue acts not at all like fuel. It drops, because it's heavier than diesel, and pools low where the pickup takes its supply from. Easiest of all: a vehicle that had AdBlue in Clay Cross overnight and hasn't been started since. The AdBlue waits at the base of your tank, undrawn — but it would be the first thing through if your motor starts, ahead of any diesel at all.
Two kinds of damage follow from there. What is left when the water evaporates is urea, which forms crystals: they settle in narrow passages and clog filters. On top of that, it eats at certain metals in the fuel system, and keeps going till it's cleared out. Where the AdBlue has reached the lines, waiting till morning in Henmoor makes things worse. In your tank alone, time costs nothing. Water protects nothing. The injection pump and each injector need diesel flowing past them, and so the water part damages them by itself.
Why is AdBlue in a diesel commonly the bigger issue?
Put petrol in a diesel at the JET and you have an issue of thin fuel. Mixed through your diesel and left unused, it's no threat at that stage; running the engine is the damage.
AdBlue in a diesel is another matter: not thin fuel, but no fuel at all. It does not burn, and so it can't simply be run through. Whether your car is in Woodhead or the heart of Henmoor, firing it up "to see" does more harm in this case than nearly any other slip, and the flush counts for more. The reasons: it will not stay blended, so watering it down fails; and deposits and corrosion survive the next fill.
As with petrol, there's good news. Not run? Then the AdBlue sits only in your tank, the easiest section of the entire system to empty, wherever the car has come to rest around Derbyshire.
How AdBlue ends up in a diesel tank around Henmoor
It is not on purpose. Plenty of vehicles have the AdBlue cap beside the diesel inlet, occasionally under a single flap, and muddling them up is simple in poor light. A container picked up while heading home and poured in at home, rather than at the filling station, is the typical route.
The ways it occurs are few and familiar. The top-up gets hurried outside Holmgate Primary School and Nursery, after your dash flashed with a warning while the kids were dropped in. Someone pours the bottle in outside their house, right off Meadow Road, as the day ends. Or a driver unfamiliar with that flap refills the vehicle after dark, parked in the car park by Bateman's Mill.
It happens most in the motors people know least: a hire car, a new motor, a company car, or the second car of a household with one diesel and one petrol. Anywhere in Derbyshire, Henmoor included, the slip doesn't change, and neither does the first step: leave it switched off.
Already started the motor with AdBlue in your diesel tank in Henmoor?
The AdBlue has left the tank, then. The filter and lines have had it sucked along, and some running time takes it on to the high-pressure pump and every injector.
Maybe returning from Clay Cross Town FC, or midway across Henmoor, the engine might go lumpy, smoke, drop pace, light up the dash or cut out. Once safe, pull over then switch it off — without restarting to test. With each start, more of that is pulled through.
Leave the M1, under 5 miles from Henmoor, by the next junction and park somewhere safe, not driving on.
A quick hop across Henmoor to the car park by Holmgate Community Centre is one thing; driving for Sheffield, under 15 miles away, is another, because each mile pushes the AdBlue deeper in. So mileage counts. Roughly how far it had come is worth telling us.
Wherever the car came to a halt is where all of it gets done, even with more to flush once your engine has been run. Lasting damage is very uncommon if it is caught quickly.
Draining AdBlue in a diesel around Henmoor: what it takes
Anywhere it has stopped in Henmoor — a filling station, a layby, a driveway, a road by Clay Cross Library — our van comes to your car. Before anything else our engineers ask what went in, about how much, and if the engine has run, because those answers settle the work.
The polluted diesel and the urea come out as one when the tank is drained, on the spot. With AdBlue, more so than with petrol, flushing matters: the whole system is flushed all the way through since what remains won't wash away by itself. After that, the filter: cleaned, or changed if it has to be. After that fresh diesel, and then a test of the car. Not run? Then expect roughly half an hour on site for most jobs. Explosion-proof pumps mean a live forecourt sensible to work on, and they're quiet enough to spare the street at night.
Bleeding your system with fresh diesel comes last. Whether it's a parking bay outside Chesterfield or a drive around Henmoor, that is where our technicians fire it up and you set off. Before we leave, our engineers make sure it's running smoothly with new diesel in. The whole job is done where the vehicle is, so it never has to go to a workshop. Afterwards, you are given the paperwork for your insurer: a VAT invoice plus a report from the engineer.
About Henmoor itself
Henmoor is a suburban area in Derbyshire, situated on the riverside at an elevation of 141 metres. Henmoor lies near several smaller communities, including Holmgate and Newmarket, and is located approximately 14.8 miles from Sheffield. Henmoor has a population of around 1463 people, predominantly living in semi-detached housing. Henmoor is also relatively close to the larger town of Hollins Green.
AdBlue drains around Henmoor and across Derbyshire
Our teams that answer AdBlue call-outs in Henmoor also cover the places round it, Holmgate, Newmarket and Hollins Green among them, and most of Derbyshire beyond, across the S postcode area. Near a boundary, or somewhere tricky to explain? Asking is better than guessing, so phone.
A mobile service suits Henmoor, a residential suburb: there's no need to bring your vehicle to us, since our technicians empty it there, in a driveway, a residential street, a car park or a filling station.
AdBlue in a diesel tank around Henmoor: the cost of fixing it
Every job differs, and so not one single quote would be fair. What shifts the price is, first of all, whether your engine has run and for how long; then how much AdBlue went in; and finally where the car is and whether a van can reach it safely, which is simpler on an open drive than in a tight gap behind Saint Bartholomew's Church.
With that in mind, every enquiry from Henmoor begins by asking the same trio — which fluid was put in, how much, if the engine ran — before any figure. Those answers turn a range into a straight quote.
You hear that quote on the phone, before anybody sets off, and you pay on the day, by card or by phone, with nothing upfront. While our engineer is travelling, dig out your policy: plenty cover misfuelling.
In Henmoor and still next to the vehicle?
Then, the most helpful thing to do with the vehicle is to not touch it. Keys out; engine and ignition off. Call 0333 366 0103 then tell us it's AdBlue, roughly how much, and whether it's run. Petrol in Diesel takes it from there, in Henmoor or anywhere in Derbyshire.