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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 1493 (Manual Air Conditioner) >> Trouble Diagnosis >> Insufficient Cooling >> Trouble Diagnoses For Unusual Pressure >> High-pressure Side is Too High and Low-pressure Side is Too Low

High-pressure Side is Too High and Low-pressure Side is Too Low

WARNING: This page is about a different car, the 2005 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
PROBLEM SYMPTOM TABLE - AC SYSTEM (HIGH-PRESSURE SIDE IS TOO HIGH AND LOW-PRESSURE SIDE IS TOO LOW)

Gauge indication Refrigerant cycle Probable cause Corrective action
High-pressure side is too high and low-pressure side is too low.
G11953078
 Upper side of condenser and high-pressure side are hot, however, liquid tank is not so hot. High-pressure tube or parts located between compressor and condenser are clogged or crushed.
  1. Check and repair or replace malfunctioning parts.
  2. Check lubricant for contamination.
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