Nissan Rogue (T33) 2021-Present Service Manual: P0531 A/c Refrigerant Pressure Sensor

Nissan Rogue (T33) 2021-Present Service Manual / Engine :: Engine Control System / Kr15ddt :: Dtc/circuit Diagnosis / P0531 A/c Refrigerant Pressure Sensor

DTC Description

DTC DETECTION LOGIC

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 5 seconds

POSSIBLE CAUSE

  • Harness or connectors

  • Refrigerant pressure sensor

  • Sensor power supply 2 circuit

FAIL-SAFE

Not applicable

DTC Confirmation Procedure

PRECONDITIONING

If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.

  1. Turn ignition switch OFF and wait at least 10 seconds.

  2. Turn ignition switch ON.

  3. Turn ignition switch OFF and wait at least 10 seconds.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is 11 V or more under ignition switch OFF condition.

>>

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

  1. Start engine and run it for at least 10 seconds at idle speed.

  2. Check 1st trip DTC.

Is 1st trip DTC detected?

YES>>

Proceed to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK REFRIGERANT PRESSURE SENSOR

Refer to Diagnosis Procedure.

Is the inspection result normal?

YES>>

INSPECTION END

NO>>

Replace refrigerant pressure sensor. Refer to Removal and Installation.

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