Nissan Sentra B18 (2020-2025) Service Manual / Suspension / Road Wheels & Tires :: Symptom Diagnosis / Low Tire Pressure Location Indicator Continues Displaying

Nissan Sentra B18 (2020-2025) Service Manual: Low Tire Pressure Location Indicator Continues Displaying

Symptom Description

The low tire pressure location indicator continues displaying though low tire pressure warning lamp turns/stays OFF.

Diagnosis Procedure

CHECK TIRE PRESSURE
1. 1. Iignition switch ON.
    
    CAUTION:
    
    Never start the engine.
  2. Check the tire pressure for all wheels and adjust to the specified value. Refer to Tire Air Pressure.
Is the inspection result normal?
YES >>
GO TO 2.
NO >>
Inspect or repair the tires or wheels.
CHECK LOW TIRE PRESSURE LOCATION INDICATOR
1. Check low tire pressure location indicator.
Does low tire pressure location indicator continues displaying?
YES >>
GO TO 3.
NO >>
Inspection End.
PERFORM SELF DIAGNOSTIC RESULT
1. CONSULT
  
  Select “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.
CHECK BCM POWER SUPPLY AND GROUND CIRCUIT
1. 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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