Put AdBlue in the diesel tank around Durham? Read this
Put AdBlue in the diesel tank? Do not start the engine. It is water-based, sinks to the fuel pickup and corrodes the pump — but caught early it is a drain. Call 01293 248666.
Why AdBlue does not belong there
AdBlue is 32.5% urea in demineralised water. It is dosed into the exhaust to clean up emissions and never goes near the engine. In a diesel tank it does not mix — it sinks to the bottom, which is precisely where the fuel pickup sits, and gets drawn straight into the lift pump and filter.
What it does once it is in the fuel system
Urea crystallises as it dries and is corrosive to several of the metals used in a fuel system. Run on it, and it reaches the high-pressure pump. Caught before the engine starts, it is a drain and flush like any other misfuel.
The reverse problem is worse
Diesel in the AdBlue tank is a different and far more serious failure, because hydrocarbon contamination can ruin the whole emissions system. That is covered in depth on adblueinfuel.co.uk, the network's specialist site. If you are not sure which tank it went into, say so when you call from Durham — it changes the job completely.
Around Durham
Durham calls split between motorway traffic at Durham Services and Belmont, a university population that turns over every September, and the former coalfield towns where distances to a main dealer are long. A pronounced overnight share from the A1(M), a September spike from the university, and a steady weekday pattern on the A690 and A167.
That applies across the villages we cover, including Willington, Stonebridge, Langley Park, Esh, Quebec, Cornsay, Lanchester, Kimblesworth, Plawsworth, Nettlesworth, Pelton and Grange Villa.
- Do not start it — that is the whole thing Everything else on this list is detail. This one line is the difference between a call-out and a pump.
- Leave the vehicle where it stopped Pushing or coasting is still movement, and movement is how contaminated fuel finds the pickup.
- Sort out safety Hazards, and get people out of the vehicle if you are anywhere near moving traffic.
- Call 01293 248666 Answered around the clock. Tell us what went in and whether it ran; you get the full price before a technician sets off.
- The job itself Extract, flush, refill, prime, run up, check. Roughly an hour on a standard vehicle.
- Old fuel away, invoice done Controlled waste, transfer note, registered carrier. Keep the note — it is what protects you.
What actually happens inside the fuel system
Fuel leaves the tank through the lift pump, passes the filter, reaches the high-pressure pump and then the injectors. Petrol in a diesel system strips the lubrication that high-pressure pump depends on, and metal shed by the pump travels downstream into the injectors. That sequence is the whole story: cost depends on whether the engine ran, and for how long, not on how many litres went in.
Durham sits at the centre of a wide rural catchment. Once you are out towards Consett, Crook or the coast, the nearest dealer is a long way off and a mobile drain is comfortably the faster option.
The cost, honestly
Here is how the price actually moves. None of it depends on how many litres of the wrong fuel went in — all of it depends on whether the engine ran.
| Call-out | From just £89 misfuel callout fee |
|---|---|
| Engine never started | Usually the drain and flush only |
| Engine run briefly | Drain, flush, often a new fuel filter |
| Driven some distance | May need the high-pressure pump or injectors checking — a workshop job |
| When you hear the price | On the phone, before anyone travels |
Questions we get asked
How much does it cost in Durham?
From just £89 misfuel callout fee. The full price for your vehicle is confirmed on the phone before a technician sets off, so there is no surprise when we arrive.
Will it have done damage?
If the engine was never started, damage is unlikely. If it ran, the risk rises with the distance driven — which is exactly why we ask.
Can I just top it up with the right fuel?
No. Dilution does not fix contamination, and driving to a filling station to try it is the mile that turns a drain into a repair.
Can you come to a supermarket forecourt?
Yes, and it is where a good proportion of jobs happen. Tell the cashier a drainer is on the way; they are used to it.
What about a van or a hire car?
Same job. With a hire car, ring the hire company too — some policies cover a misfuel drain and it is worth knowing before you pay.
Rated 4.8 out of 5
From 2,190 Trustpilot reviews. Reviewers consistently pick out arrival times and the fact that technicians talk them through what happened rather than just taking the keys.
Where reviews are critical, it is almost always about price. Rather than ignore that: the call-out is From just £89 misfuel callout fee, quoted in full on the phone before travel, and we would rather lose the job on the call than argue about it on the forecourt.
More local guides
- Winter misfuelling around Durham: dark forecourts, cold starts
- Misfuelled in Durham city centre? A local guide
- Misfuelled around Framwellgate Moor? Read this before you call
- Misfuelled in Bowburn? The local guide to the first hour
- Misfuelled around Ushaw Moor? Read this before you call
- Misfuelled in Pity Me? The local guide to the first hour
More on wrong fuel in Durham
For coverage by postcode district, see the postcode index; for the roads we cover, the road guides; and for every town and village by name, the area index.
Who you are dealing with
Wrong Fuel Durham is a service by Forecourt Assist. Forecourt Assist is a trading name of Fuel Fixer Ltd, company no 08520551, a company of Fuel Fixer International. Registered at Fairway House, Portland Road, East Grinstead, RH19 4ET. Fuel Fixer International is owned by Stockbridge Capital Holdings.
Across the Fuel Fixer network
Wrong Fuel Durham is one of the brands operated by Forecourt Assist. The full directory is on the operator site.
- Fuel Fixer Scotland — Scottish coverage
- Wrong Fuel Workington — Workington and the west coast
- Wrong Fuel Middlesbrough — Middlesbrough
- Fuel Fixer Scotland — Scottish coverage
- Forecourt Assist — the complete network directory
- Fuel Fixer International — the operating group
- Stockbridge Capital Holdings — group owner
Background reading: Common rail injection — Wikipedia.