Nissan Rogue (T33) 2021-Present Service Manual: P0444 Evap Canister Purge Volume Control Solenoid Valve

Nissan Rogue (T33) 2021-Present Service Manual / Engine :: Engine Control System / Kr15ddt :: Dtc/circuit Diagnosis / P0444 Evap Canister Purge Volume Control Solenoid Valve

DTC Description

DTC DETECTION LOGIC

DTC

CONSULT screen terms

(Trouble diagnosis content) 		DTC detection condition
P0444 00

PURG VOLUME CONT/V

(EVAP system purge control valve "A" circuit open) 		Diagnosis condition Engine running at idle
Signal (terminal) EVAP canister purge volume control solenoid valve signal
Threshold An excessively low voltage signal is sent to ECM through the EVAP canister purge volume control solenoid valve
Diagnosis delay time —

POSSIBLE CAUSE

  • Harness or connectors (EVAP canister purge volume control solenoid valve circuit is open or shorted.)

  • EVAP canister purge volume control solenoid valve

FAIL-SAFE

Not applicable

DTC Confirmation Procedure

CONDITIONING

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 battery voltage is more than 11 V at idle.

>>

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

  1. Start engine and let it idle for at least 13 seconds.

  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 EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE POWER SUPPLY

  1. Turn ignition switch OFF.

  2. Disconnect EVAP canister purge volume control solenoid valve harness connector.

  3. Turn ignition switch ON.

  4. Check the voltage between EVAP canister purge volume control solenoid valve harness connector and ground.

    + − Voltage
    EVAP canister purge volume control solenoid valve
    Connector Terminal
    F16 2 Ground Battery voltage

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

GO TO 2.

CHECK EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE POWER SUPPLY CIRCUIT

  1. Turn ignition switch OFF.

  2. Disconnect IPDM E/R harness connector.

  3. Check the continuity between EVAP canister purge volume control solenoid valve harness connector and IPDM E/R harness connector.

    + − Continuity
    EVAP canister purge volume control solenoid valve IPDM E/R
    Connector Terminal Connector Terminal
    F16 2 F35 73 Existed

  4. Also check harness for short to ground.

Is the inspection result normal?

YES>>

Perform the trouble diagnosis for power supply circuit.

NO>>

Repair or replace error-detected parts.

CHECK EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE GROUND CIRCUIT

  1. Turn ignition switch OFF.

  2. Disconnect ECM harness connector.

  3. Check the continuity between EVAP canister purge volume control solenoid valve harness connector and ECM harness connector.

    + − Continuity
    EVAP canister purge volume control solenoid valve ECM
    Connector Terminal Connector Terminal
    F16 1 F71 126 Existed

  4. Also check harness for short to power.

Is the inspection result normal?

YES-1>>

With CONSULT: GO TO 4.

YES-2>>

Without CONSULT: GO TO 5.

NO>>

Repair or replace error-detected parts.

CHECK EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE OPERATION

With CONSULT

  1. Reconnect all harness connectors disconnected.

  2. Start engine.

  3. Perform “PURG VOL CONT/V” in “ACTIVE TEST” mode of “ENGINE” using CONSULT.

  4. Check that engine speed varies according to the valve opening.

Does engine speed vary according to the valve opening?

YES>>

Check intermittent incident. Refer to Intermittent Incident.

NO>>

GO TO 5.

CHECK EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE

Check the EVAP canister purge volume control solenoid valve. Refer to Component Inspection.

Is the inspection result normal?

YES>>

Check intermittent incident. Refer to Intermittent Incident.

NO>>

Replace EVAP canister purge volume control solenoid valve. Refer to Exploded View.

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