Nissan Rogue (T33) 2021-Present Service Manual: B24a4-15 Intake Sensor

Nissan Rogue (T33) 2021-Present Service Manual / Ventilation, Heater & Air Conditioner :: Heater & Air Conditioning Control System / Automatic Air Conditioning :: Dtc/circuit Diagnosis / B24a4-15 Intake Sensor

DTC Description

DTC DETECTION LOGIC

DTC No.

CONSULT screen terms

(Trouble diagnosis content) 		DTC detection condition
B24A4-15

INTAKE SENSOR

(Intake sensor) 		Diagnosis condition Ignition switch ON
Signal (Terminal) Intake sensor signal
Threshold The intake sensor recognition temperature is too low [less than -44°F (-42°C)]
Diagnosis delay time 2 second or more

POSSIBLE CAUSE

  • Intake sensor

  • A/C amp.

  • Harness or connectors (the sensor circuit is open or shorted to battery)

FAIL-SAFE

—

DTC CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

CONSULT

  1. Ignition switch ON.

  2. Select “Self diagnosis result” mode of “HVAC”.

  3. Check DTC.

Is DTC detected?

YES>>

Refer to 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 INTAKE SENSOR SIGNAL

  1. Ignition switch ON.

  2. Check voltage between A/C amp. harness connector.

    A/C amp. Voltage
    Connector Terminal
    (+) (-)
    M54 23 26

Is the inspection result normal?

YES>>

Replace A/C amp. Refer to Removal and Installation.

NO>>

GO TO 2.

CHECK INTAKE SENSOR POWER SUPPLY

  1. Ignition switch OFF.

  2. Disconnect intake sensor connector.

  3. Ignition switch ON.

  4. Check voltage between intake sensor harness connector and ground.

    (+) (-)

    Voltage

    (Approx.)
    Intake sensor
    Connector Terminal
    M135 1 Ground 5 V

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

GO TO 5.

CHECK INTAKE SENSOR GROUND CIRCUIT FOR OPEN

  1. Ignition switch OFF.

  2. Disconnect A/C amp. connector.

  3. Check continuity between intake sensor harness connector and A/C amp. harness connector.

    Intake sensor A/C amp. Continuity
    Connector Terminal Connector Terminal
    M135 2 M54 26 Yes

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

Repair harness or connector.

CHECK INTAKE SENSOR

Check intake sensor. Refer to Component Inspection.

Is the inspection result normal?

YES>>

Replace A/C amp. Refer to Removal and Installation.

NO>>

Replace intake sensor. Refer to Removal and Installation.

CHECK INTAKE SENSOR POWER SUPPLY CIRCUIT FOR OPEN

  1. Ignition switch OFF.

  2. Disconnect A/C amp. connector.

  3. Check continuity between intake sensor harness connector and A/C amp. harness connector.

    Intake sensor A/C amp. Continuity
    Connector Terminal Connector Terminal
    M135 1 M54 23 Yes

Is the inspection result normal?

YES>>

GO TO 6.

NO>>

Repair harness or connector.

CHECK INTAKE SENSOR POWER SUPPLY CIRCUIT FOR SHORT

Check voltage between intake sensor harness connector and ground.

(+) (-)

Voltage

(Approx.)
Intake sensor
Connector Terminal
M135 1 Ground 0 V

Is the inspection result normal?

YES>>

Replace A/C amp. Refer to Removal and Installation.

NO>>

Repair harness or connector.

Component Inspection

CHECK INTAKE SENSOR

  1. Ignition switch OFF.

  2. Remove intake sensor. Refer to Removal and Installation.

  3. Check resistance between intake sensor terminals. Refer to applicable table for the normal value.

    Terminal Condition Resistance: kΩ
    Temperature: °C (°F)
    1 2 −20 (−4) 23.60
    −10 (14) 13.46
    0 (32) 8.00
    10 (50) 4.93
    20 (68) 3.14
    25 (77) 2.54
    30 (86) 2.06
    40 (104) 1.39

Is the inspection result normal?

YES>>

Inspection End.

NO>>

Replace intake sensor. Refer to Removal and Installation.

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