90 Quattro 20V (Canada) L5-2309cc 2.3L DOHC (7A) (1989)
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A/C Low Pressure Switch: Locations
A/C Refrigerant Low Pressure Switch
Right (passenger) side of passenger compartment between evaporator housing and firewall
Access by removing glove compartment and fuel injection control unit
Can be removed without discharging A/C refrigerant system.
CAUTION: Wear protective glasses and gloves when removing the A/C refrigerant low pressure switch.
