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Home >> Nissan-Datsun >> 2021 >> Versa S, Standard Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTC/Circuit Diagnosis) (2 Of 3) >> DTC/Circuit Diagnosis >> P0531 Refrigerant Pressure Sensor >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

P0531

REFRIGERANT PRESS SENSOR A

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

Diagnosis condition
  • Ignition switch ON
  • Engine running

Signal (terminal)

Threshold

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

Diagnosis delay time

5 seconds or more
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