Nissan Sentra B18 (2020-2025) Service Manual: Diagnosis Procedure
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CHECK TIRE PRESSURE
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Ignition switch ON.
CAUTION:
Never start the engine.
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Check the tire pressure for all wheels and adjust to the specified value. Refer to Tire Air Pressure.
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Recheck the tire pressure for all wheels. Refer to Tire Air Pressure.
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Is the inspection result normal?
YES >>GO TO 2.
NO >>Inspect or repair the tires or wheels.
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CHECK LOW TIRE PRESSURE WARNING LAMP OPERATION
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Check low tire pressure warning lamp display.
Is the inspection result normal?
YES>>Inspection End.
NO>>GO TO 3.
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PERFORM SELF DIAGNOSTIC RESULT
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CONSULTSelect “Self Diagnostic Result” mode of “BCM(AIR PRESSURE MONITOR)”.
Is DTC detected?
YES >>Perform DTC diagnosis procedure. Refer to DTC Index.
NO >>GO TO 4.
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CHECK BCM POWER SUPPLY AND GROUND CIRCUIT
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Perform the trouble diagnosis for power supply and ground circuit. Refer to Diagnosis Procedure.
Is the inspection result normal?
YES >>Replace BCM. Refer to Removal and Installation.
NO >>Repair or replace error-detected parts.
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Symptom Description
Symptom Description
The low tire pressure warning lamp does not turn
OFF after several seconds is passed after the engine starts. ...
Other materials:
Ambient Sensor
Removal and Installation
Removal and Installation
REMOVAL
Remove
front bumper. Refer to Removal and Installation.
Disconnect
the harness connector (A) from the ambient sensor (1).
: Pawl
...
Bsw Indicator
Removal and Installation
Removal and Installation
REMOVAL
Note:
LH shown; RH similar
Remove
front door finisher. Refer to Removal and Installation.
Using a
suitable tool, release clips from door mirror corner finisher (3)
in the sequence shown.
...
Av Control Unit
Exploded View
Exploded View
1.
AV control unit bracket
(LH)
2.
AV control unit
3.
...
