Nissan Sentra B18 (2020-2025) Service Manual: B24a4-11 Intake Sensor
Dtc Description
DTC Description
DTC DETECTION LOGIC
|
DTC No. |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition |
|
|---|---|---|---|
|
B24A4-11 |
INTAKE SENSOR (Intake sensor) |
Diagnosis condition |
Ignition switch ON |
|
Signal (Terminal) |
Intake sensor signal |
||
|
Threshold |
The intake sensor recognition temperature is too high [more than 212°F (100°C)] |
||
|
Diagnosis delay time |
2 seconds or more |
||
POSSIBLE CAUSE
-
Intake sensor
-
A/C auto amp.
-
Harness or connectors (The sensor circuit is shorted to ground)
FAIL-SAFE
—
Confirmation Procedure
Confirmation Procedure
-
PERFORM DTC CONFIRMATION PROCEDURE
-
CONSULT-
Ignition switch ON.
-
Select “Self Diagnostic Result” mode of “HVAC”.
-
Check DTC.
-
Is DTC detected?
YES >>Refer to DTC Diagnosis Procedure.
NO >>To check malfunction symptom before repair: Refer to Intermittent Incident.
NO >>Confirmation after repair: Inspection End.
-
Dtc Diagnosis Procedure
DTC Diagnosis Procedure
-
CHECK INTAKE SENSOR SIGNAL
-
-
Ignition switch ON.
-
Check voltage between A/C auto amp. harness connector.
A/C auto amp.
Voltage
(Approx.)
Connector
Terminals
+
-
M33
23
26

-
Is the inspection result normal?
YES >>Replace A/C auto amp. Refer to Removal and Installation.
NO >>GO TO 2.
-
-
CHECK INTAKE SENSOR POWER SUPPLY
-
-
Ignition switch OFF.
-
Disconnect intake sensor connector.
-
Ignition switch ON.
-
Check voltage between intake sensor harness connector and ground.
+
-
Voltage
(Approx.)
Intake sensor
Connector
Terminal
M169
1
Ground
5 V
-
Is the inspection result normal?
YES >>GO TO 3.
NO >>GO TO 4.
-
-
CHECK INTAKE SENSOR
-
Check intake sensor. Refer to Diagnosis Procedure.
Is the inspection result normal?
YES >>Replace A/C auto amp. Refer to Removal and Installation.
NO >>Replace intake sensor. Refer to Removal and Installation.
-
-
CHECK INTAKE SENSOR POWER SUPPLY CIRCUIT FOR SHORT
-
-
Ignition switch OFF.
-
Disconnect A/C auto amp. connector.
-
Check continuity between intake sensor harness connector and ground.
Intake sensor
—
Continuity
Connector
Terminal
M169
1
Ground
No
-
Is the inspection result normal?
YES >>Replace A/C auto amp. Refer to Removal and Installation.
NO >>Repair harness or connector.
-
Other materials:
iPod* player operation
Type-A.
Connecting iPod
WARNING
Do not connect, disconnect, or operate the USB device while driving. Doing
so may distract the driver. If distracted, you could lose control of your Nissan
Sentra, which could result in an accident causing serious injury.
CAUTION
Do not force the ...
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Symptom Table
Symptom Table
Note:
Perform the self-diagnosis with CONSULT before
the symptom diagnosis. Perform the trouble diagnosis if any DTC is
detected.
Symptom
...
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Exploded View
Exploded View
1.
Spacer
2.
Rear window glass
3.
Adhesive ...