AdBlue in a Diesel Tank in Copenhagen: Why It Happens and How to Avoid It
Pause here for a moment if the diesel tank already has AdBlue in it: ignition off, motor off, and call 0333 366 0103. A drain plus a thorough flush, carried out just where the car sits in Copenhagen, is usually all it needs when found before the motor runs. Not happened yet? Further down, the page explains the reasons it takes place and the ways to avoid it altogether.
AdBlue in a diesel vehicle, and its separate tank
Many current diesels on the roads about Copenhagen and Lawnt carry two liquids, not one. Diesel goes to the engine. Stored in a tank of its own, AdBlue is fed into your exhaust stream and cleans it.
Every tank has a filler of its own. On a lot of vehicles the two sit side by side under the same flap; on others the AdBlue filler is in the boot or under the bonnet. Topping up the diesel side at the petrol pump goes on all the time. A driver who has to stop and think where it goes normally fills the AdBlue side, from a bottle, and far less frequently. It is in that gap that the slip lives.
How AdBlue in your diesel tank takes place in Copenhagen
It's rarely carelessness. Three things tend to line up.
On a driveway off Water Street before work, or in the car park outside White Lion heading home: that is where the rushed top-up takes place. What is the reason for the rush? As AdBlue gets low your car tells you, and once it's empty, limp mode kicks in.
Then your car is strange. A hire car, a new vehicle or a company car puts the fillers where your last one didn't, and your hand gets to for the cap it would have used on the old one.
Third, the spout fits: diesel filler or AdBlue filler, it slides in as easily, and once the tip begins, nothing stops it. Denbigh or the middle of Copenhagen: it takes the same few seconds in both.
The AdBlue filler and your diesel filler: telling them apart
Look at these before pouring, on a forecourt in Copenhagen or a drive over in Trewen. Seconds, that's all.
- Where it sits misleads; the cap does not. AdBlue ones tend to be blue or bear the name "AdBlue" — diesel ones normally do not.
- The size. On many cars the AdBlue filler neck is the smaller of the two.
- Lift the flap and look for a label — plenty of motors show which goes in which filler just there.
- In your boot or under the bonnet: that's where your filler is if it is not by your diesel cap, and the handbook says which.
- The person who drove the car last. On a hire or company car picked up from somewhere like the car park at Rhyl, ask before you leave, not when the light comes on.
Keeping AdBlue out of the diesel tank when you top up
For the day the warning appears — wherever it is in Denbighshire — a routine to follow.
- Not in a rush on the side of Cysgod-y-Graig, not on a slope, not with your motor running: park then switch off first.
- Say "AdBlue" out loud as you unscrew the cap, after finding the AdBlue filler and read it. Daft, yes, yet it works.
- If both sit under one flap, check the diesel cap is still closed before you lift the bottle — and leave it on.
- Using the bottle's own spout, pour slowly — and stop when it's full or the bottle is empty.
- Close the cap and check a second time. Make sure your diesel cap was never opened. Only then start the car.
Find during the second or third step that AdBlue went into the wrong tank? That is where you stop. Leave out step five entirely.
Already put AdBlue in the diesel tank around Copenhagen?
Short order, then. Top of it: the engine remains unstarted. Do not switch your ignition on; on plenty of diesels that alone runs the fuel pump. Do not top up with diesel to dilute it: AdBlue doesn't mix with diesel, it sinks to the bottom of your tank, where your fuel is drawn from.
On a forecourt — Morrisons, R Smith & Son or any other — the staff will usually help roll the car clear, when you ask. Your own drive in Copenhagen is where it stays.
Already started? Pull over once it's safe, then turn off. Come off the M53 — under 25 miles out of Copenhagen — at the first junction. Tell us about how far it went: a run towards St Asaph, under 10 miles away, is a bigger job than a short hop across Copenhagen.
When our engineers get there around Copenhagen, what happens?
Anywhere the vehicle has stopped, whether outside the local primary school, beside Y Capel Mawr or on your own drive, the van travels to it. The answers determine the work and our quote, and so we ask what was put in, roughly how much, and whether it's run. During the phone call itself, you hear our price — before dispatch.
Draining your tank comes next, followed by a full flush of the fuel system. Unlike petrol, AdBlue forms crystals and eats at certain fuel-system metals, and none of it clears away unaided. Hence it counts more. Testing comes last: before that, clean diesel goes in, and your filter is flushed or replaced if necessary. After that our technicians start the engine and confirm it runs properly before we leave.
With pumps safe on a busy forecourt and quiet enough to use outside a house at night, most jobs where your engine has not run take roughly half an hour after we are there. Payment is on the day, not upfront, and you receive the documents an insurer asks for: an engineer report and a VAT invoice. Misfuelling cover is included in many insurance policies — and so use the wait to look at yours.
About Copenhagen and where it is
Copenhagen is a suburban area in Denbighshire, Wales, situated inland at an elevation of 84 metres. Copenhagen lies near the city of St Asaph, approximately 5 miles away, and is also close to other nearby places such as Denbigh, Lenten Pool, and Fron. Copenhagen has a population of around 3935 people and predominantly features terraced housing.
Copenhagen and Denbighshire: AdBlue drains across the area
Throughout LL postcodes, the vans covering Copenhagen — a residential suburb — work the nearby locations too, Fron and Lenten Pool among them. Give a postcode that starts LL16 3, and the van gets there fastest.
Your car does not need to shift. Our technicians drain it where it is — a side street close to Pendref Methodist Church, a lay-by on the way to Dr Evan Pierce Memorial Garden, a drive. Tricky to pin down, like the back of Denbigh Museum? Close to a county line? Asking beats guessing, and so phone.
For Copenhagen people, the short version
Read the cap before you tip. Even so AdBlue in the diesel tank? Petrol in Diesel will drain it where it is, anywhere across Denbighshire: keep the vehicle off then ring 0333 366 0103.