P1463 MAZDA – Air Conditioning Pressure Sensor Insufficient Pressure Change

P1463 MAZDA Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

P1463 MAZDA Possible Causes

Faulty Air Conditioning Pressure Sensor,Air Conditioning Pressure Sensor harness is open or shorted,Air Conditioning Pressure Sensor circuit poor electrical connection,A/C clutch always engaged,A/C system electrical failure

P1463 MAZDA Description

Each time the A/C clutch engages, the Powertrain Control Module (PCM) is looking for a pressure change in the refrigerant. If the change in pressure is outside of the calibration the P1463 code will set.