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Home >> Subaru >> 2016 >> WRX Premium, Automatic CVT Trans >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> HVAC System (Heater, Ventilator And A-C) >> Refrigerant Pressure with Manifold Gauge Set >> Inspection >> Low-Pressure Side Is High

Low-Pressure Side Is High

DIAGNOSTIC PROCEDURE

Step Check Yes No
1 FILL PROPER AMOUNT OF REFRIGERANT. 
Drain the refrigerant completely, and then refill the proper amount of refrigerant.
  • Recovery: < Ref. to PROCEDURE , Refrigerant Recovery Procedure. >
  • Refill: < Ref. to PROCEDURE , Refrigerant Charging Procedure. >
 Is the refrigerant pressure within the specified range? Refrigerant pressure is normal. Go to step 2. 
2 REPLACE EXPANSION VALVE. 
Replace the expansion valve. < Ref. to REMOVAL , Expansion Valve. >		 Is the refrigerant pressure within the specified range? Refrigerant pressure is normal. Replace the evaporator. < Ref. to REMOVAL , Evaporator. >
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