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Home >> Toyota >> 2004 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 903 (Heater & Air Conditioning Control System) >> Symptom Diagnosis >> Insufficient Cooling >> Trouble Diagnoses for Abnormal Pressure >> Low-pressure Side Sometimes Becomes Negative

Low-pressure Side Sometimes Becomes Negative

WARNING: This page is about a different car, the 2013 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.
Gauge indication Refrigerant cycle Probable cause Corrective action
[E] Low-pressure side sometimes becomes negative.
G08697530Courtesy of NISSAN NORTH AMERICA, INC.
  • Air conditioning system does not function and does not cyclically cool the compartment air.
  • The system constantly functions for a certain period of time after compressor is stopped and restarted.
 Refrigerant does not discharge cyclically.
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Moisture is frozen at expansion valve outlet and inlet.
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Water is mixed with refrigerant.
  • Drain water from refrigerant or replace refrigerant.
  • Replace liquid tank.
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