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Petrol in Diesel

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Petrol in a Diesel Jeep Compass: What the Tank Holds

How much petrol there currently is in that blend hinges on your tank, so its capacity is well worth checking straight away when you have put petrol in a diesel Jeep Compass. Every version of the Jeep Compass we have data for is set out on this page with its fuel tank size, and so are the engines it was sold with.

When it has occurred, the same guidance applies whatever the number is. With the motor kept off, phone Petrol in Diesel and the vehicle will be emptied where it is.

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Jeep Compass fuel tank capacity, by version

Each version of the Jeep Compass in our data shares the same diesel tank, which takes 51 litres.

VersionFuel tank
Jeep Compass 2.0 CRD51 litres
Jeep Compass 2.2 CRD51 litres
Jeep Compass 2.2 CRD 4x251 litres

Does a small volume of wrong fuel in your Jeep Compass count?

How full your tank was when you refuelled determines the share of petrol, as wrong fuel in your Jeep Compass mixes with whatever diesel is still in it. In a tank that takes up to 51 litres, a couple of litres of unleaded added to an almost full tank is a minor part of the whole, and the same few litres going into a tank that was nearly empty forms a much greater share of what your engine would pull through.

Motorists often wonder how much petrol is too much. It is more helpful to check whether your engine has run, since a running motor is what carries that mixture out of your tank and through your pump and the injectors.

With a small quantity, a drain is usually all your Compass needs, and whatever the share, getting it emptied is the safe thing to do.

Fuel drain on a diesel Jeep Compass

Diesel Compass engines and their badges

Your engine in your Compass shows in the version name on the badge. Check it before you phone.

At the bottom of the range is the Compass 2.0 CRD at 2.0 litres, and at the top is the Compass 2.2 CRD 4x2 with 2.2 litres.

Not knowing which version you drive does not matter. Ring anyway, then we'll work it out with you.

When there is AdBlue in a diesel Jeep Compass

Fuel tank size works differently with AdBlue. AdBlue is largely water and doesn't mix with diesel, so with AdBlue in a diesel Jeep Compass, the diesel surrounding it does nothing to thin it. As it sinks to the bottom of your tank, where the fuel pump draws from, even a small amount gets into the fuel line.

As the water in AdBlue dries out, the urea left behind crystallises in the lines and the fuel filter and eats into the metal next to it, and AdBlue does not combust or give the pump any lubrication either.

A second tank with its own filler carries the AdBlue on some diesel vehicles, frequently alongside the diesel filler under the same flap. On any Compass with an AdBlue filler, a blue cap normally marks it, and that cap accepts a narrower pump nozzle than the diesel one.

How a fuel drain on your Jeep Compass works

A fuel drain on your Jeep Compass clears the whole tank, whatever its size in your version, and it's carried out where the vehicle is sitting. Drawing out the contaminated fuel happens first, followed by a flush of the fuel lines and the filter. After that we refill with clean diesel, prime the fuel system and fire up the engine.

Parked at home or still at the pump, your Compass receives the same drain. Once the drain is finished it's running on fresh diesel and you can take it away.

What AdBlue removal from a diesel Jeep Compass takes

AdBlue collects at the base of the tank rather than mixing in, so emptying it completely is the opening stage of AdBlue removal from a diesel Jeep Compass. An engine that has been started means purging the fuel filter and lines through too, and changing the filter if it needs it.

AdBlue that has got into the diesel tank is the subject here. Switching off or removing your car's AdBlue system isn't part of that.

Pricing a fuel drain on the Jeep Compass

We do not publish a fixed price, because two jobs on the same model can be rather dissimilar. Whether the Compass has been started or driven changes it most. After that it rests on how much went in compared with the tank size, whether petrol or AdBlue went in, and the car's location.

With those details, we can tell you what this job will need when you ring.

Petrol in a diesel Jeep Compass: tank queries

How many litres is the Jeep Compass fuel tank capacity?

Every version we have data for uses one tank, and it holds 51 litres.

Does petrol matter less in a bigger tank?

A larger tank means a few litres make up less of the whole, yet the petrol is still there and still reaches your pump once the motor runs. Leave your Compass switched off and emptying it gets all of the petrol out.

Do you cover more than one diesel Compass?

Your boot badge shows which of the 3 diesel versions of the Compass in the table above is yours, since we have figures for each.

What counts as wrong fuel in my Jeep Compass?

It means anything put into your diesel tank that is not diesel, and so petrol of any grade, even super unleaded, or AdBlue, which has its own separate tank.

Will you drain the Jeep Compass where it is?

Yes, we can. We travel to your car, whether it's still at the forecourt or left on your drive, so it doesn't need to be shifted or switched on.

Call 0333 366 0103