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Nissan Sentra B18 (2020-2025) Service Manual: Low Tire Pressure Warning Lamp

Component Function Check

Component Function Check

  1. CHECK THE ILLUMINATION OF THE LOW TIRE PRESSURE WARNING LAMP

    1. Check that the low tire pressure warning lamp is turned OFF after illuminating for approximately 1 second, when the ignition switch is ON.

    Is the inspection result normal?

    YES>>

    Inspection End.

    NO>>

    Perform trouble diagnosis. Refer to Diagnosis Procedure.

Diagnosis Procedure

Diagnosis Procedure

  1. POWER SUPPLY AND GROUND CIRCUIT

    1. Check BCM power supply and ground circuit. Refer to Diagnosis Procedure.

    Is the inspection result normal?

    YES>>

    GO TO 2.

    NO>>

    Repair or replace damaged parts.

  2. PERFORM SELF DIAGNOSTIC RESULT

    1. CONSULT

      Select “Self Diagnostic Result” mode of “BCM(AIR PRESSURE MONITOR)”.

    Is any DTC detected?

    YES >>

    Check the DTC. Refer to DTC Index.

    NO >>

    Inspection End.

    C1744-21 Tire Pressure Sensor No Data Rr
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