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Home >> Nissan-Datsun >> 2003 >> Sentra SE-R, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 2062 (Tires, Wheels & Tire Pressure Monitoring System (TPMS)) >> Low Tire Pressure Warning System >> System Description >> BCM (Body Control Module)

BCM (Body Control Module)

WARNING: This page is about a different car, the 2007 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.

The BCM (1), which is located near the front pillar LH (2), is shown in illustration with the instrument panel removed. This BCM reads the air pressure signal received by the remote keyless entry receiver, and controls the combination meter warning lamp and the buzzer operations as shown below. It also has a judgement function to detect a system malfunction.

Fig 1: Identifying BCM And Front Pillar LH
G04906653Courtesy of NISSAN MOTOR CO., U.S.A.
WARNING LAMP SPECIFICATIONS

Condition Warning lamp Buzzer
Less than 193 kPa (2.0 kg/cm2 , 28 psi) [Flat tire] ON OFF
Less than 121 kPa (1.23 kg/cm2 , 17.5 psi)
[Flat tire]
(With PAX Run Flat tire and wheel)
Flash (Twice per second) ON (10 seconds after ignition switch ON)
System malfunction After key ON, flashes once per second for 1 minute, then stays ON OFF
System normal On for 1 second after ignition ON OFF