Where is the low pressure switch on a Saab?

Where is the low pressure switch on a Saab?

This can be done by jumper wiring your low pressure switch on the receiver dryer located in the passenger side fender. If your ac compressor now kicks in with the low pressure switch jumped, and the switch on the dash depressed, best chances are you’re out of freon due to a leak.

What causes a gas leak on a Saab 900?

The most common leak on the 900 is the dual hose on the back of the compressor.While your compressor is running you also can check the sight glass atop the receiver dryer. If you see a stream of bubbles this indicates low freon.

What are the fuses on a Saab 9000?

The first thingto check is your fuses, for classic Saab 900 check #25,#9 and #6 on Saab 9000 check #20,#7,#4,#6 (check the wiring diagram for your car to be sure. All pins # and fuse # are typical to that model, but can be different than stated.

Why is there no cold air in my Saab?

So it’s the first hot day of the season and you hit the old snow flake on the dash and nothing happens, no clicking of the compressor ,no stumble of the engine as it adjusts to the extra load, and most especially no cold air…

What kind of AC system does a Saab have?

Saab A.C.diagnosis This article mainly pertains to the classic Saab 900 1984- up (cars withLh 2.4.2 fuel systemare different) air conditioning systems, but I will have some hints and tips for other Saab models as well.

So it’s the first hot day of the season and you hit the old snow flake on the dash and nothing happens, no clicking of the compressor ,no stumble of the engine as it adjusts to the extra load, and most especially no cold air…

The most common leak on the 900 is the dual hose on the back of the compressor.While your compressor is running you also can check the sight glass atop the receiver dryer. If you see a stream of bubbles this indicates low freon.

This can be done by jumper wiring your low pressure switch on the receiver dryer located in the passenger side fender. If your ac compressor now kicks in with the low pressure switch jumped, and the switch on the dash depressed, best chances are you’re out of freon due to a leak.