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What makes low side have high pressyre when ambient temp is above 90.

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high side normal...
what makes low side have high pressyre when ambient temp is above 90. high side normal
Submitted: 8 years ago.Category: Mercedes
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6/29/2010
Mercedes Mechanic: Marty, Mercedes Technician replied 8 years ago
Marty
Marty, Mercedes Technician
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eurotec :

Hi, what are your actual gauge readings? What is the problem with the cars?

Customer:

low side 150 high side 200

Customer:

when it gets real hot outside comppressor shuts off

Marty
Marty, Mercedes Technician
Category: Mercedes
Satisfied Customers: 55,290
Experience: Bosch Certified Master Tech. Over 35 years experience.
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Mercedes Mechanic: Marty, Mercedes Technician replied 8 years ago
That sounds like a bad a/c compressor. Do the pressures ever get any better than that?
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