Operation CHARM: Car repair manuals for everyone.

TXV Restricted

TXV Restricted:





IMPORTANT: Degree of restriction will alter temperature/pressure readings.

KEY: 1. SLIGHTLY LOWER SUCTION PRESSURE.
2. HIGHER THAN NORMAL OUTLET AIR TEMPERATURE.


THEN: Thermal Expansion Valve (TXV) may be restricted.
^ This condition can lead to compressor chatter due to lack of oil.
^ Replace TXV
^ After repair return to diagnostic flow chart.