Saab 9 3 Cooling System Issues Quick Tips For Diagnosing Your Saab I teach you the basics on how your 9 3 2.8 cooling system works to help you find what is wrong with yours. The most common causes for ac not cooling properly in saab 9 3 are low or overcharged refrigerant, compressor malfunction, clogged cabin air filter, dirty condenser or evaporator coils, dirty or sluggish blower motor, and bad fuse or relay. less common causes are clogged expansion valve or orifice tube, overcharged oil, faulty blend door.
Saab 9 3 Quick Fix Coolant T Replacement Youtube Acc panel to lo does not engage compressor or start fans. 9. jumping fr10 “acc” relay engages compressor. low side pressure goes to 35 40, high side to the moon (300 ). fans do not run. 10. all fuses are intact. 11. jumping fr9 “fan high 2” relay starts passenger side fan only on high. Cooling system issue (9 3 aero) i have been having some issues with my cooling system for a while now. been looking around but haven't been able to find any info. for a while now every so often my car loses the coolant in the cooling system. here is the full story. for some time the car would every few weeks just ask for some more coolant. The supply air temperature was then down to 10 deg.c. the a c mechanic suggested that there may be an automatic control valve to shut off the hot water supply when cooling is required which may not be operating. i have a haynes manual but it does not mention much about how the a c system works. in cold weather, the heating system seems to work. Reliability generally improved in these later models. however, some potential issues to be aware of include: engine coolant loss: engine coolant leaks are a common complaint with some saab 9 3 models. these leaks could stem from worn out hoses, faulty gaskets, or a failing radiator. partshawk carries a wide selection of cooling system.
Saab 9 3 Coolant Hose Diagram The supply air temperature was then down to 10 deg.c. the a c mechanic suggested that there may be an automatic control valve to shut off the hot water supply when cooling is required which may not be operating. i have a haynes manual but it does not mention much about how the a c system works. in cold weather, the heating system seems to work. Reliability generally improved in these later models. however, some potential issues to be aware of include: engine coolant loss: engine coolant leaks are a common complaint with some saab 9 3 models. these leaks could stem from worn out hoses, faulty gaskets, or a failing radiator. partshawk carries a wide selection of cooling system. Regularly inspect the cooling system for leaks and replace damaged or worn components promptly. look for puddles or stains beneath your vehicle, as these may indicate a coolant leak. 2. bad radiator fan. electric cooling fans are responsible for drawing air through the radiator to help cool the coolant in 9 3. 3 posts · joined 2007. #1 · jul 1, 2008. the radiator fan on my 2001 9 3 aero seems to be on permanently, even from cold startup. tried replacing the coolant temp sensor, no difference. top radiator hose gets warm pretty quickly.
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