no heat at idle
kneale at coslink.net
Mon Dec 5 22:28:43 EST 2005
Here's the skinny on what Mike describes, complete with illustrations:
At 10:01 PM 12/5/2005 -0500, Mike Arman wrote:
>> "John Sherrow" <jsherrow at verizon.net>
>> Subject: Re: No heat in my 5ktq (in my car at idle)
>> I've noticed on my car now that its winter. At idle (when stopped at a
>> light) the cabin temperature cools considerably. Cool air is coming from the
>> vents. Once I start driving heat returns. Does this make sense to anyone?
>Sure does . . . take out the climate controller box just forward of the
>glove box, open it up, and I'll betcha a dime one or more of the vacuum
>hoses is off or split, or the little in-line filter cannister is broken
>open. Also check the vacuum line to the heater valve (front side of the
>firewall, directly behind the engine), and at the top of the heater box
>where it dives inside - there's a small Tee fitting there, and it is
>possible one of the hoses has come off.
>What's going on is that there is a vacuum leak somewhere - the heater
>flaps and valves are vacuum controlled . . . and I think you can figure
>this out from here . . .
>It isn't a car, its an ADVENTURE!
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>quattro at audifans.com
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