D21 Hardbody 2WD L4-2389cc 2.4L SOHC (Z24i) (1988)
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Hose/Line HVAC: Testing and Inspection
1.
A restricted suction line is indicated by low suction pressure at the compressor, low discharge pressure and little or no cooling.
2.
A restricted discharge line will usually cause the pressure relief valve to open.
3.
A restricted liquid line will cause low suction and discharge pressures and little or no cooling.
