P6-2 Carrier Controller Pre-trip Test Codes

P6 Tests - Refrigerant Probes, Compressor and Refrigerant Valves Tests: Pass/Fail testing is performed for the compressor, EEV, DUV, LIV (if equipped), ESV, and the refrigerant pressure and temperature sensors..

P6-2 Discharge Pressure Sensor Test
If Alarm 65 is active any time during the first 45 second period, the test fails.
Otherwise, the test passes.