Nissan Rogue (T33) 2021-Present Service Manual: Crankcase Pressure Sensor

Diagnosis Procedure

CHECK CRANKCASE PRESSURE SENSOR POWER SUPPLY

  1. Turn ignition switch OFF.

  2. Disconnect crankcase pressure sensor connector.

  3. Turn ignition switch ON.

  4. Check the voltage between crankcase pressure sensor harness connector terminals.

    +

    Voltage

    (Approx.)
    Crankcase pressure sensor
    Connector Terminal
    F128 3 Ground 5 V

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

GO TO 2.

CHECK CRANKCASE PRESSURE SENSOR POWER SUPPLY CIRCUIT FOR OPEN AND SHORT

  1. Turn ignition switch OFF.

  2. Disconnect ECM harness connector.

  3. Check the continuity between crankcase pressure sensor harness connector and ECM harness connector.

    Crankcase pressure sensor ECM Continuity
    Connector Terminal Connector Terminal
    F128 3 F71 77 Existed
  4. Also check harness for short to ground.

Is the inspection result normal?

YES>>

Perform trouble diagnosis for power supply circuit.

NO>>

Repair or replace error-detected parts.

CHECK CRANKCASE PRESSURE SENSOR GROUND CIRCUIT FOR OPEN AND SHORT

  1. Turn ignition switch OFF.

  2. Disconnect ECM harness connector.

  3. Check the continuity between crankcase pressure sensor harness connector and ECM harness connector.

    Crankcase pressure sensor ECM Continuity
    Connector Terminal Connector Terminal
    F128 2 F71 103 Existed
  4. Also check harness for short to power.

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

Repair or replace error-detected parts.

CHECK CRANKCASE PRESSURE SENSOR SIGNAL CIRCUIT FOR OPEN AND SHORT

  1. Turn ignition switch OFF.

  2. Disconnect ECM harness connector.

  3. Check the continuity between crankcase pressure sensor harness connector and ECM harness connector.

    Crankcase pressure sensor ECM Continuity
    Connector Terminal Connector Terminal
    F128 1 F71 112 Existed
  4. Also check harness for short to ground and to power.

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

Repair or replace error-detected parts.

CHECK CRANKCASE PRESSURE SENSOR

Check the crankcase pressure sensor. Refer to Component Inspection.

Is the inspection result normal?

YES>>

GO TO 6.

NO>>

Replace crankcase pressure sensor. Refer to Exploded View.

CHECK INTERMITTENT INCIDENT

Check intermittent incident. Refer to Intermittent Incident.

Is the inspection result normal?

YES>>

INSPECTION END

NO>>

Repair or replace error-detected parts.

Component Inspection

CHECK CRANKCASE PRESSURE SENSOR

  1. Turn ignition switch ON.

  2. Check the voltage between ECM harness connector terminals as per the following condition.

    ECM Voltage
    Connector +
    Terminal
    F71 112 103 3.50 - 3.78 V

Is the inspection result normal?

YES>>

INSPECTION END

NO>>

Replace crankcase pressure sensor.

    Cooling Fan
    Component Function Check CHECK COOLING FAN FUNCTION With CONSULT Turn ignition switch ON. Perform “FAN DUTY CONTROL” in “ACTIVE TEST” mode of “ECM” using CONSULT. To...
    Crankcase Ventilation Valve
    Diagnosis Procedure CHECK CRANKCASE VENTILATION VALVE POWER SUPPLY CIRCUIT Turn ignition switch OFF. Disconnect IPDM E/R harness connector. Check the continuity between crankcas...

    Other materials:

    P0128 Thermostat Function
    DTC Description DTC DETECTION LOGICEngine coolant temperature has not risen enough to open the multi-way control valve even though the engine has run long enough.This is due to a leak in the seal or the multi-way control valve being stuck open. DTC CONSULT screen terms (Trouble diagnosis conte ...

    Maximum load limits
    Maximum trailer loads Never allow the total trailer load to exceed the value listed in the “Towing Load/Specification” chart in this section. The total trailer load is the combined weight of the trailer itself plus all cargo inside it. For Nissan Rogue owners, staying within these limits is esse ...

    Walk away lock function
    When you walk away from the Nissan Rogue with the Intelligent Key, the vehicle will be locked automatically by the walk away lock function (the operation range is around 7 ft (2 m)). This function is disabled by default, but you can enable it using the vehicle information display. NOTE: When the d ...