Air Conditioning woes
mikemilr at blackfoot.net
Fri May 31 01:05:37 EDT 2002
It could be a bad Multifunction Switch. Bentley has a procedure for
----- Original Message -----
From: <Djdawson2 at aol.com>
To: <200q20v at audifans.com>
Sent: Thursday, May 30, 2002 9:13 PM
Subject: Air Conditioning woes
> Hi all,
> Looking for a little help/advice. Just recently bought my 200 20v, and
> that it's getting hot... time to troubleshoot the inop AC.
> I'm not getting voltage to the compressor clutch. I've checked both the
> and low cutout switches, no problem there.
> I jumped voltage to the compressor, works fine and actually blows very
> air. Pressures are good, about 250 hi side and 36 low side at idle.
> a plus!
> I attempted to trace the voltage supply line for the clutch back to its
> relay, and there is where I ran into trouble. Bentley says position 4 on
> aux relay panel. I'm looking at the panel above the clutch pedal, right?
> Relay 4 is that noise-maker for door ajar/key in... So I checked relay 5,
> just to 4's right, and that is the lamp warning relay, just as indicated
> Bentley. So I'm pretty convinced I'm looking at the correct position, but
> the wrong relay.
> Is it possible the ac relay is located elsewhere? Any BTDTs? Shortcuts
> maybe that might cause a "no voltage" situation at the comp clutch?
> Any help would be greatly appreciated.
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> 200q20v at audifans.com
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