Volvo AWD 850 Forum

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Secondary Air Pump 850

What is the simplist way to test the air pump motor. I'm thinking that I would like to isolate the motor from everything else on the system without removing it. Any suggestions?
thanks.

Frank

97 850 turbo








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Secondary Air Pump 850

Thanks Klaus. That will work for me.
Frank

97 850 GLT 210K








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Secondary Air Pump 850

The air pump only runs for a few minutes after initial start up, until the engine temp is warm.
I just grabbed the air supply hose from the air cleaner to the pump and squeezed it a little, I could feel it pulse while working. If the pump does not work, you will get a CEL. If the pump is noisy and full of water, your SAS valve probably no longer works and needs to be replaced.

Klaus
--
The 164 has a new home, all I am left with are a 95 854T and a 98 V70R :)







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