Mini Cooper Coolant Reservoir Leak

In a pinch you can even use a bulb-style anti-freeze tester hydrometer to suck up the coolant. Mines been doing the latter lately and Im picking up a new cap tomorrow.

Black Aluminum Coolant Tank R53 Mini Cooper S Mini Cooper Aluminum

See all problems of the 2008 Mini Cooper.

Mini cooper coolant reservoir leak. Couldnt diagnose the exact reason for leak and still worrying of the coolant level running out. The coolant level sensor is located in the bottom of the tank. The plasticcomposite thermostat housing gets hot warps a little gasket loses its seal coolant seeps out under pressure.

There are a few common possibilities for leaks on the BMW Mini R50 with the 16 Tritec engine as fitted in the 2000-2006 Mini One the 2000-2006 Mini Cooper and the 2000-2006 Mini Cooper S. It is not necessary to fully drain the cooling system but the expansion tank itself does have to be drained of coolant. The video is applicable to the 07 08 09 10 11 12 13 Mini Cooper S.

The average cost for a Mini Cooper Clubman coolant reservoir replacement is between 295 and 347. I open the hood the engine is smoking and the coolant reservoir is neat empty. I look and see a pool of antifreeze coming from the thermostat.

Youre looking at the best place to talk about the Mini Cooper with other owners of the Mini. Labor costs are estimated between 193 and 245 while parts are priced at 102. Coolant can leak from the reservoir or from the hoses in 2013 Cooper Countrymans with the 16 liter engine coolant leaks are most likely to occur where the hoses connect to the engine.

Coolant Leaking problem of the 2008 Mini Cooper 8 Failure Date. If the expansion tank cap is leaking under pressure there should be coolant residue on the upper half of the tank too and possibly around the tank as well on the bulkhead and PS fluid tank. Performed thermostat test and done pressure test on reservoir radiator as well the hoses got result of good holding pressure in all three components.

I cant seem to find any dripping but after being away for a week I came back checked my coolant levels and the tank was empty. While wiggling the hoses check for a drop in pressure or a coolant leak. Fix is a replacement.

Housing leaking but im guessing thats on the engine side and as mentioned this is the area underneath expansion tank looks as i will need to remove the air filter housing and ducting to get a better look. Theres a COLDMIN label on the tank indicating the ideal antifreeze level when the engine is cold. As you can see there are many areas on your Mini Cooper engine that could be the source for coolant leaks.

When the car cools down sometimes it fixes itself for a while then does it again. They had to remove the front end and slide the radiator carrier out to locate the leak. MINI Cooper Expansion Tanks are available and some models have aftermarket plastic versions available as well.

Mini Cooper 2007 Coolant leak after engine. If you have a low coolant level message but your coolant level is OK you may have a faulty sensor. This is also the second time I have had to stop on the highway due to a badly leaking thermostat.

It could be a blown head gasket a fractured cylinder head damaged cylinder bores or a manifold leak. This is the third thermostat I have installed on this car and the second faulty one I have had in 3 months. Right now Im only using water and dont want to spend money on 5050 antifreeze and coolant combo if its leaking.

The coolant in the radiator should be just below the filler neck. There is also the water pump assembly that can develop leaks over time. I think I may have a slow leak with my coolant tank.

They found a leaking waterpump at the flange where it fits into the engine. When you are losing coolant but no leak is visible several parts could be the guilty party. Flexi January 2 2020 2000-2006 BMW Mini R50 coolant leak thermostat housing replacement guide.

Jump to Latest Follow. To check a radiator hose pressure the cooling system and then wiggle the hoses. In this tech article I will show you how to replace the expansion tank and test and replace the coolant level sensor.

The thermostat housing is made out of plastic and includes the coolant filler neck and pressure cap. 08262013 Thermostat housing developed a leak resulting in loss of coolant engine overheated and warped the head and bent valves. Seems like all the thermostat housings gaskets on these cars are prone to leak intermittently.

Coolant leak after engine is shut off. It is a tight squeeze in there. The red arrow points to a leaking hose at the bottom of the coolant reservoir.

Shop Now - In the video 1A Auto shows how to inspect a vehicle for coolant leaks. Ignoring a small crack is a bad idea as they can grow rapidly and create a major coolant leak before you know it. They replaced the pump and the flange.

A turkey baster or oversized syringe works well to remove the coolant in the tank to minimize spilling. The hoses carry the coolant water to and from the radiator. Coolant leaking down the radiator could be from the radiator or a radiator hose.

My coolant reservoir was also showing signs of a slight leak around the seam in the center just above the coolant line.