AdBlue in a Diesel Tank in Castle Hedingham? Don't Start It
AdBlue in your diesel tank? Then keep the engine off — and your ignition as well. Chemically, AdBlue is simply urea in water. It does not burn, it doesn't mix with diesel, and the damage it does starts when the system pulls it in. In Castle Hedingham, AdBlue in a diesel tank found before your motor runs usually comes down to a drain and a thorough flush, right where the vehicle is. First, phone us on 0333 366 0103.
Castle Hedingham, AdBlue in your diesel tank: what to do at once
Do these:
- Remove your keys, which prevents anyone turning the power on.
- Hazards on, if moving traffic is anywhere close.
- The empty bottle or the receipt shows us the product and the quantity, and so do not bin it out.
- Our van locates you fastest with a postcode starting CO9 3, or simply the name of a street nearby, so phone from the car.
Things not to do:
- Do not start the engine, even for a moment to move the car.
- Plenty of diesels run their pump the moment the ignition comes on, and so keep the car off.
- AdBlue does not dilute in diesel — it separates out — so adding extra fuel won't weaken it.
- Any driving at all is to be avoided, even a short way up Queen Street.
- Don't try to drain it yourself at the roadside.
Get the people behind the counter to help you move your car away from the pumps if you're at a forecourt in Castle Hedingham, whether it's the the nearest petrol station or somewhere else. On your own driveway, do not move it at all.
What does AdBlue do in a diesel tank?
AdBlue is made for the exhaust, not the motor. Kept in a separate tank, it's injected into the exhaust stream to clean the gases. Nothing in it is meant to pass through a fuel pump, and nothing in a fuel pump is built to handle it.
Poured in with your diesel, it keeps apart instead of blending — entirely unlike fuel. The pickup takes fuel from the deepest part of your tank, and that is just where AdBlue ends up: being heavier than diesel, it sinks. When your system runs, the AdBlue is top of the list to go through. Before then it waits underneath the diesel, which is why a car filled in Harrowcross yesterday and never started stays the simple one, as long as no one touches the key.
After it's sucked in, the harm takes two forms. It eats at certain metals used in fuel systems, working on any part it touches until it's removed from the system. And once the water goes, the urea forms crystals that clog filters and settle in tiny passages. Pipes carrying AdBlue spell damage overnight for a car parked around Castle Hedingham. Just inside that tank, it stays the same. The water in it does harm of its own: your high-pressure pump and the injectors depend on diesel to lubricate them, and water offers them nothing.
Why is AdBlue in a diesel regularly the bigger issue?
Put petrol in a diesel at the Shell and you have an issue of thin fuel. It mixes with your diesel, and while it is in the tank it does no harm; the harm comes from running the engine on it.
AdBlue in a diesel is a different matter: not thin fuel, but no fuel at all. Since it does not burn, running it through isn't an option. Crystals and corrosion stay through the next fill, and AdBlue separates back from the diesel, so watering it won't work. That is why the flush matters more, and trying the engine "to see" costs more with AdBlue than nearly any other mistake — in Cobbs Fenn or the heart of Castle Hedingham equally.
As with petrol, there's good news. If the engine has not run, the AdBlue is still inside that tank, and the tank is the simplest part of a fuel system to clear, wherever around Essex the car is standing.
How AdBlue ends up in a diesel tank in Castle Hedingham
Many motors place the AdBlue cap beside the diesel one, now and then under one flap, and after dark the two may appear identical. Nobody means it. Mostly it's not the filling station: a driver picks up a container heading home and tips it in outside the house.
It tends to take place in a couple of familiar ways. Rushing, outside de Vere Primary School, after a warning lamp came on during the school run, a parent refills the vehicle. After work, a container goes in on a drive near St James Street. Otherwise, after dark by The Wheatsheaf, the vehicle gets topped up by someone opening that flap the first time.
The least known cars get it most — rentals, brand-new ones, fleet cars, and the spare vehicle in a home with both fuel types. An identical slip, an identical first response — keep it switched off — wherever you are in Castle Hedingham or the remainder of Essex.
Already started the motor with AdBlue in the diesel tank around Castle Hedingham?
In that case, the AdBlue is no longer in that tank. Your filter and lines have had it pulled along, and any running time takes it on to the high-pressure pump and each injector.
Watch for rough running, smoke, falling power, warnings on the dash, or a cut-out — coming back from Memorial Hall Garden, perhaps, or midway across Castle Hedingham. No starting it again to check: stop once it is safe, then switch everything off. With each start, more of it is pulled through.
On the M11, under 25 miles from Castle Hedingham, the first junction is where to exit, and somewhere safe is where to park — not driving on.
How far it went counts. A few hundred yards across Castle Hedingham to the car park by St Nicholas Church is a very different job from a run towards Colchester, under 15 miles away, with the AdBlue reaching further into the system with every mile. Roughly how far had it come? Tell us.
Once the motor has been started, the flush includes more, and all of it is done where your car has come to a stop. When it is spotted soon, long-term damage is very uncommon.
Castle Hedingham: how AdBlue is emptied from a diesel
Wherever it has come to rest in Castle Hedingham — a filling station, a layby, a driveway, a street by The Memorial Hall — the van travels to your car. What got in, roughly how much, and whether the motor has turned over: our technicians check first, since those decide the job.
The polluted diesel and the urea come out as one after that tank is drained, right there. With AdBlue, more so than with petrol, the flush matters: the whole system is cleaned right through because residue won't flush away unaided. Next, the fuel filter: cleaned, or changed if it must be. Then clean diesel, then a test of your car. If the motor has not run, most jobs take about half an hour once our engineers are there. The pumps are explosion-proof, fine on a working forecourt and quiet enough to use outside a house at night.
Last, the system is bled with clean diesel. You drive off as soon as we have fired it up, and it makes no difference whether the vehicle is on a drive in Castle Hedingham or in a bay outside Sudbury Suffolk. It's checked on new diesel to confirm it runs correctly before our engineers go. The entire job is done where the car is, so it never has to go to a garage. Your insurer will want an engineer's report and your VAT invoice — each handed over afterwards.
About Castle Hedingham
Castle Hedingham is a village situated in the Colne Valley in Essex, with the River Colne running along its edge. Castle Hedingham sits at an elevation of 53 metres, surrounded by rolling countryside and nearby villages such as Rushley Green and Sible Hedingham. Castle Hedingham has a mix of housing types, but semi-detached homes are particularly prevalent in the village. Castle Hedingham is located 45.6 miles from London and 14.6 miles from Colchester, making it a rural community with access to larger urban areas.
AdBlue drains across Castle Hedingham and Essex
Throughout the CO postcode area, the vans taking AdBlue jobs in Castle Hedingham reach much of Essex too, Rushley Green, Sible Hedingham and High Street Green included. Assuming won't help by a county line or anywhere tricky to describe; ring and check.
Castle Hedingham is a village, and an on-site drain suits it: whether the car is on a home drive, a residential street, a car park or a forecourt, our technicians drain it where it is, and so it never needs to be shifted to us.
Castle Hedingham: what AdBlue in a diesel tank costs to fix
Not one flat figure would be fair, since every job differs. What shifts the cost is, first, whether the motor has been running and for how long; then how much AdBlue got in; and then where the car is and whether a van can reach it safely, which is easier on an open drive than in a tight spot behind Castle Hedingham United Reformed Church.
For that in mind, each enquiry from Castle Hedingham opens by asking the same trio — which fluid went in, how much, if the engine ran — before any figure. When they are answered, a range becomes a single firm figure.
The price is quoted on the call, before anyone leaves; payment comes on the day, by card or by phone, with nothing upfront. Look at your insurance while we are on the way: many include misfuelling cover.
Castle Hedingham: still beside your car?
Not touching your car is, then, the best move you can do. Motor off, keys out, ignition off. Call 0333 366 0103 then tell us it is AdBlue, roughly how much, and whether it has run. Petrol in Diesel takes it from there, around Castle Hedingham or anywhere around Essex.