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Home >> Nissan-Datsun >> 2019 >> Altima Edition ONE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 10 (Engine Control System (DTC/Circuit Diagnosis) (Pr25DD) (3 Of 4)) >> DTC/Circuit Diagnosis >> P0531 A/C Refrigerant Pressure Sensor >> DTC Description >> PR25DD engine >> DTC Detection Logic

DTC Detection Logic

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DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

P0531

00

REFRIGERANT PRESS SENSOR A

(A/C refrigerant pressure sensor A circuit range/performance

Diagnosis condition

Engine running at idle

Signal (terminal)

Refrigerant pressure sensor signal

Threshold

ECM detects that input signal from the refrigerant pressure sensor is out of the specified range

Diagnosis delay time

10 seconds