Kingston Hill: AdBlue in the Diesel Tank? Leave It Off
AdBlue in the diesel tank? Then leave your engine off — and your ignition too. Water with urea dissolved in it: that's AdBlue. Unlike fuel, it neither burns nor blends, and no harm happens until the motor sucks it round. A drain and a thorough flush, done where your car is around Kingston Hill, is generally all AdBlue in a diesel tank takes — if it is caught before your engine has run. No step comes before calling 0333 366 0103.
Your next steps right now, Kingston Hill: AdBlue in your diesel tank
To do:
- Pull the keys out, so nobody switches the ignition on.
- Hazards on, if moving traffic is at all close.
- Hold on to your receipt or the empty bottle, and so you can tell us what went in and roughly how much.
- Call us from where you are. A postcode starting KT2 7, or the name of the nearest street, brings our van to you without a search.
Things not to do:
- Do not start the motor, even for a moment to shift your car.
- Switching your key to ignition by itself sets your pump going on plenty of diesels. Skip it.
- No more fuel added. The AdBlue won't mix, and so it's wasted.
- Keep it where it is instead of driving it anywhere, even a short way down Queen's Road.
- No emptying it yourself, at all, at the roadside.
Moving your car off the island is a job for attendants to help with, whichever Kingston Hill forecourt you are on, the Shell or any other. Parked on your own driveway? Then it remains just as it is.
What does AdBlue do in a diesel tank?
AdBlue is made for your exhaust, not the engine. It goes into its own tank and is sprayed into the exhaust gas to fresh it. Not one side suits the other: urea doesn't belong in a pump, and an injection pump can't deal with urea.
Inside a diesel tank it behaves really differently from fuel. It does not mix in. Heavier than diesel, it drops and pools underneath it — the very place the pickup sucks from. Once your pump runs, the AdBlue is top of the list to be pulled through. Until then it waits underneath your diesel, and that is why a vehicle topped up in Hampton Wick yesterday and never switched on remains the straightforward one, provided no one turns your key.
From there it causes two kinds of damage. It eats at some metals found in fuel systems, working on any part it touches until it's cleared completely. And when the water evaporates, the urea forms crystals that clog filters and lodge in narrow channels. Overnight, a car parked around Kingston Hill with AdBlue through its pipework gets worse; if it is just inside that tank, nothing changes. The water in it does damage of its own: the high-pressure fuel pump and your injectors depend on diesel to lubricate them, and water gives them nothing.
AdBlue in a diesel: why it is regularly worse than petrol
Put petrol in a diesel at the BP and you have an issue of thin fuel. Harm only comes from driving on it. Blended into your diesel and left in your tank, it causes nothing.
AdBlue in a diesel is another matter: not thin fuel, yet no fuel at all. Not burning, it can't simply be run through. Deposits and corrosion stay through the next tankful, and AdBlue splits again from the diesel, so watering it won't work. Hence the flush matters so much, and turning the key "to see" costs more here than almost any other slip — in Kingston Vale or the heart of Kingston Hill alike.
The good news is the same as with petrol. Anywhere around Greater London your vehicle has stopped, an unrun engine leaves the AdBlue still inside the tank: the simplest bit of any fuel system to clear.
How AdBlue ends up in a diesel tank around Kingston Hill
After dark, two caps side by side — the AdBlue cap and the diesel cap, occasionally behind a single flap — may appear the same. Nobody means it; plenty of layouts allow it. Most of the time it takes place with a bottle bought on the way home and poured in on the drive, not at the pump.
Usually, it takes place in one of a couple of familiar ways. Halfway through the morning drop-off, the dashboard flags it up, and outside St Paul's CofE Primary School, Kingston Hill the refill is rushed. In the evening, a container goes in on a drive near New Road. Or a driver new to that flap tops up your vehicle after dark, stopped in the car park by The Park Tavern.
It crops up most in a rental, a brand-new car, a fleet motor, or the spare car in a home with one of each fuel types — the vehicles people use the least. Wherever around Greater London, Kingston Hill as well, the mistake doesn't change, and nor does the first step: leave it off.
Kingston Hill: started the engine with AdBlue in the diesel tank?
Then the AdBlue has left the tank. Through the fuel filter, along the lines, and — with any running time — on to the high-pressure pump and every injector: that is how far it has gone.
You may notice your motor running unevenly, smoking, losing power, showing warning lights or cutting out, possibly on the way back from Kingston Gate Garden or halfway across Kingston Hill. Once you safely can, stop and switch it off — with no turning it on again to see. More of it is pulled through with each start.
Exit the M4, under 5 miles from Kingston Hill, by the next junction and stop somewhere safe, rather than driving on.
How far it went counts. A few hundred yards across Kingston Hill to the car park by Edward Muybridge Plaque is a very different job from a run towards Westminster, under 10 miles away, with the AdBlue reaching further into the fuel system with each mile. Roughly how far had it come? Tell us.
Wherever your car came to a halt is where all of it gets done, even with more to clean out once the engine has been run. Long-term damage is very uncommon when it's noticed quickly.
What draining AdBlue from a diesel involves in Kingston Hill
Anywhere it has come to rest around Kingston Hill — a forecourt, a layby, a drive, a street by St Paul's, Kingston Hill — the van travels to your car. Which fluid was put in, roughly the quantity, plus if the engine has turned over: we check before all else, since those decide the job.
On the spot, the tank is then emptied, and both the contaminated diesel and the urea leave at once. A full flush counts far more with AdBlue than with petrol, since what remains will not clear out by itself. Next, the filter: cleaned, or replaced if it must be. After that clean diesel, and then a check of your vehicle. If your engine hasn't run, most jobs take about half an hour once we arrive. The pumping gear is explosion-proof, so a busy filling station is no issue, and it's quiet enough for a residential street late at night.
Fresh diesel goes in to bleed your system, and that is the final step. Starting the engine comes next, and then you set off from where the car is parked, at Norbiton or on a driveway around Kingston Hill. The check before our technicians head off is that it runs correctly on new diesel. The entire job is done where the car is, so it never needs to go to a workshop. Insurers want a VAT invoice and an engineer report, and both come at the end.
About Kingston Hill, for a moment
Kingston Hill is a suburban area in the Royal Borough of Kingston upon Thames, situated inland at an elevation of 22 metres. Kingston Hill is located near the towns of Norbiton and Kingston upon Thames, and the neighbouring area of Coombe. Kingston Hill has a population of approximately 11390 people, predominantly residing in flat-type housing. Kingston Hill is about 9.1 miles from central London and 8.9 miles from Westminster.
AdBlue drains across Greater London, Kingston Hill included
Norbiton, Kingston upon Thames and Coombe are among the towns near Kingston Hill that the same teams serve, along with most of Greater London further out, over the KT postcode area. Near a boundary, or somewhere awkward to explain? Asking beats guessing, and so phone.
A mobile service suits Kingston Hill, a residential suburb: you have no need to take your vehicle to us, since our technicians empty it on the spot, on a drive, a residential street, a car park or a filling station.
Kingston Hill: what AdBlue in a diesel tank costs to fix
Since each callouts vary, a single figure wouldn't be honest. Three things shift the price: whether the engine has run and for how long, how much AdBlue got in, and where the vehicle is. That last one turns on whether our van can get to it safely, and an open driveway is easier than a tight space behind St George.
That is why each call from Kingston Hill starts with the same three queries, asked before giving a figure, not after: what got in, how much, and if it's run. When they are answered, a range turns into a single firm number.
You get that price by phone, before anyone 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.
Beside your car in Kingston Hill, right now?
Then, the best thing to do with your vehicle is to leave it. Motor off, keys out, ignition off. Say it's AdBlue, roughly how big an amount, and if it ran, on 0333 366 0103. From there Petrol in Diesel handles it, in Kingston Hill or wherever in Greater London.