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Home >> Subaru >> 2000 >> Outback Base, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 4 (Manual A/C-Heater System) >> System Tests >> A/C System Performance
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A/C System Performance

WARNING: This page is about a different car, the 2001 Subaru Impreza and 2000 Subaru Impreza. However, it is still accessible from the selected car via links, so may be relevant.
  1. Park vehicle out of direct sunlight. Open engine hood. Close front doors. Open front windows. Connect A/C pressure gauges to pressure ports. Measure relative humidity. Measure ambient air temperature.
  2. Move temperature control lever to coldest setting. Select vent mode. Select recirculated air. Insert a thermometer in center vent outlet. Turn A/C switch on, and set blower switch to highest speed. Run engine at 1500 RPM.
  3. After running A/C for 10 minutes, check temperature at center vent outlet. Ensure high and low system pressures are within specifications. See SPECIFICATIONS  table at beginning of article.
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