Nissan Sentra B18 (2020-2025) Service Manual: Low Tire Pressure Warning Lamp Blinks
Symptom Description
Symptom Description
When the ignition switch is ON, the low tire pressure warning lamp blinks. And then 1 minute later, low tire pressure warning lamp turns ON.
Diagnosis Procedure
Diagnosis Procedure
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CHECK TIRE PRESSURE SENSOR INSTALLATION
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Check visually that tire pressure sensors are installed to each wheels correctly.
Note:
In the following case, TPMS system does not function:
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Tire pressure sensor(s) are not installed.
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Tire pressure sensor(s) of other cars are installed.
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Are the genuine NISSAN tire pressure sensors installed correctly?
YES >>GO TO 2.
NO >>Replace and/or Install tire pressure sensor(s). Refer to Removal and Installation. 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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TIRE PRESSURE SENSOR ID REGISTRATION
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Perform tire pressure sensor ID registration. Refer to Work Procedure.
Is tire pressure sensor ID registration completed?
YES >>Adjust the tire pressure for all wheels specified to the value. Refer to Tire Air Pressure.
NO >>Perform diagnosis procedure of “ID REGISTRATION CANNOT BE COMPLETED”. Refer to Diagnosis Procedure.
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CHECK BCM POWER SUPPLY AND GROUND CIRCUIT
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Perform the trouble diagnosis for BCM power supply and ground circuit. Refer to Diagnosis Procedure.
Is the inspection result normal?
YES >>Repair or replace error-detected parts.
NO >>Replace BCM. Refer to Removal and Installation.
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Other materials:
C1608-49 Control Unit
Dtc Description
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
...
Removal and Installation
Av Control Unit
Exploded View
Exploded View
1.
AV control unit bracket
(LH)
2.
AV control unit
...
Diagnosis System (ecm)
On Board Diagnosis Function
Diagnosis Description
Diagnosis Description
ON BOARD DIAGNOSIS ITEM
The on board diagnostic system has the following functions.
Diagnostic test mode
Function
...