2002 Audi A4 Coolant Leak

A4 loosing coolant. The first is that with every combustion in the cylinder where the breech is hot combustion gasses up to perhaps 2500 degrees F will be blown into the water jacket heating the coolant beyond the ability of the cooling system to dissipate it.

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Air Conditioning System Your A4s AC system leaks water directly.

2002 audi a4 coolant leak. There is a section further down the page with common radiator leak causes if its coolant that you found has leaked from your A4. There are multiple coolant leaks and everything is coated with coolant crust. There are several areas where the coolant can leak from.

Cylinder heads intake manifold frost plugs in the cylinder block heater or radiator hoses block heater if so equiped. I was able to see some coolant and took few photos. Though I think I may have had a slow leak from the coolant flange.

You may also discover a coolant leak by seeing coolant pool up under your car. The coolant trickles down from behind the thermostat. Coolant Hose Flange part 44 or 06D121132c cracks with age or the seals fail.

Car complaints car problems and defect information. With 2 hours labour parts and coolant - 19984. 2 Small leak oil andor coolant most likely coming from the oil cooler gasket area.

As you can see its a tight fit back here with a only a few inches separating the firewall and engine. Average repair cost is 30 at 74500 miles. Temp gauge sitting at 90 when fully warm and never goes above.

And couldnt locate where it was leaking until the leak turned into a an everyday problem. I have to add coolant about once a week. Coolant light comes on once a week and I have to add coolant to the overflow reservoir.

- posted in A4 B6 2001 - 2004. 9 - Coolant leak teardown. Its a real pain to change.

Thermostat works fine and has been for a year since the leak appeared. So it could have been the hose. And a few month ago after my car have no hot air out I took the car to an Audi dealership and have them fixed it now the car heat air is working fine but after the service a couple week after the service my car seen having the coolant leaking problem.

If playback doesnt begin shortly. I did notice coolant smell once and awhile but never found the source and it was so light I thought maybe I was just going crazy. With the combi-valve out of the way we can see the flange at the rear of the cylinder head.

Ok so it seems that its not that uncommon. Checked for gasket problem. The 2004 Audi A4 has 2 problems reported for coolant leak.

This article will go over the location and fittings of the EGR EVAP ventilation and vacuum hoses on the motor. Here are the most common reasons that water may leak from your vehicle not coolant that is covered below. You often discover this when your Audi has a low coolant light go off or your engine begins to overheat.

Each hose fitting and clamp. Dont forget to check places where vacuum leaks may not be as obvious such as the oil filler cap and the dipstick. No it was a sudden big leak.

The leak may be on top of the engine leaking down and appearing on the bottom of the engine. I now realise there is a crack on the plastic cover underneath the front of the car and thats where it looks to be leaking from. It runs cool never overheats.

I have an Audi a4 2002 18T 4WD and i bought it like half year ago right now the car have only 64000 miles on it. I had taken it to a mechanic. Anyone else have this problem.

So after removing the tank I noticed there is a drain hole at the bottom of the threads for the cap and that is where it had been leaking especially when the lid was not screwed. My a4 has been leaking coolant for the past 2 months or so now. Our 2002 A4 quattro 30L started leaking months ago but not all the time.

9 - Coolant leak teardown - YouTube. Part cost 876 Seals 175 But. I have a 2002 a4 cab and I keep going low on coolant nearly every day.

No water and oil mixingnot even loosing any oil heater working fine. If you have a headgasket leak and based on the engines history you might then two things will happen. Right now every time I refill the coolant.

My 2002 Audi A4 Avant Quattro has a coolant leak somewhere. I was having trouble getting the lid to loosen. When I get up to go to work there is a small puddle of coolant on the driveway o.

Hello i am new to this site and would just like your advice on something. Under the Hood Step 16. My 2002 audi a4 is leaking coolant and the air only gets hot during acceleration when car is stoped the air turns cold help Posted by joeymedrano8 on Feb 10 2011 Want Answer 0.

1 I looked again yesterday and noticed dried coolant on the bottom of the engine oil pan. It is when your coolant leaks from the coolant reservoir generally straight through the engine and onto whatever surface youre parked or driving on.

Audi A4 1 8t Coolant Flange Hose Youtube