AC – Air Conditioning – Audi

Hot Air Comes Out of Left Vents With AC On

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The summer is coming and my A8 D3 AC blows hot air out of all the left vents, front and rear: Center console, pillar vent while the right side is cold. Using the AC Manifold Gauge I could see the pressure of both low and high are still good, although on the low side. The …

Clean Clogged AC Drain Hose Causing Water Under The Carpet

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While removing the passenger side carpet to disable the MMI Screen motor, I noticed the carpet foam was soaking wet. Thanks to Audipages post, I removed and cleaned out the AC drain hose. I couldn’t believe there were so much stuff stuck in that little hose. After cleaning it, drove with AC on for about …

High Pressure Sensor (G65) – AC Blows Hot Air

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If everything is in place and the AC is not cold, it could be the outside (ambient) temperature sensor is faulty. The sensor is clipped in front of the radiator, which the bumper must be removed to replace. Improve cooling performance? Fixed it. – Audi A8 D3 AC system: As I understand while having this …

Jeep Cherokee Laredo AC Charging DYI

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My sister Jeep Cherokee Laredo AC has been blowing hot air for a few months. I decided to help her to charge the AC before taking it to the dealer for AC service. 2 – 12oz cans and the AC blows cold again.

Adding Freon To Audi A8L 4.2L AC System

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It was hot in the last few days, my A8L doesn’t blow cold air as usual. I added a can of freon manually and the AC is cold now. Normally, I would take it to the AC shop to get it done, but I don’t have time to go and I also have a few …

No Heat On A8 D3

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My A8L is still functioning extremely well, although it’s getting close to 100k miles, I’m prepare for things to break. As I read on the forum, “No Heat” seems to be a problem if it exist and this time A8 D3 is a little more complicated and costly compares to the 96 A6 problem. Check …