V8 Quattro V8-3562cc 3.6L DOHC (PT) (1990)
Low Pressure Sensor / Switch: Service and Repair
Low Pressure Switch
Heater/Evaporator Assembly
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A/C refrigerant system does not need to be discharged to remove or install this component.
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Remove water tray cover at firewall to remove A/C refrigerant low pressure switch.
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Replace O-ring gasket.
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Tightening Torque: 5 Nm (4.0 ft lb).