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Question:

1999 Audi A6 Malfunction Indicator Light.?

Ok, this morning the MIL light just came on. Yesterday I noticed that the air conditioner kept switching between economy and the button that looks like it has a curved arrow on it (just above the economy button, the one that is on when the AC is COLD), but didn‘t think anything of it. Well, after I noticed the light I started to check the car. I left it to idle, and noticed that the cooling system reservoir tank was boiling water. It was odd, because I looked at the gages in the car and neither the oil or water thermostats showed the temperature above normal. I‘m thinking maybe an issue with the thermostat, but I don‘t know what to think about the air going back and fourth between those two cycles. The air that came out in economy was REALLY hot, so it made me think a sensor was kicking the ac off for some reason. I‘m not a car person, and would love some advice. I‘m already looking into getting the car hooked up to one of those diagnostic tools. Thanks! :)

Answer:

Go to an auto parts store and plug in the code reader. The AC has an auto shut off when the engine overheats. First thing put a few gallons of distilled water in the car in case you need it. When the engine is cold refill the water. I would guess you have a water leak or the water pump is bad, the water boils and overflows. Be careful, you could blow your engine. Check the oil for any watering down, also any white smoke means a bad gasket. Again that problem could ruin the engine. I had a water leak on my 98 A6 and the oil and water temp did not show any problem, also the water would not leak at idle, only while under pressure from driving. a
actually most of those homes were made for the middle class people, and insurance wont be given to them anytime soon and they wont have a home for a long time.

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