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Home >> Nissan-Datsun >> 2006 >> Sentra SE-R >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P1148 To P2A00 (Qr25DE) >> DTC P1572 ASCD Brake Switch >> Component Description
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Component Description

When the brake pedal is depressed, ASCD brake switch is turned OFF and stop lamp switch is turned ON. ECM detects the state of the brake pedal by this input of two kinds (ON/OFF signal).

Refer to "AUTOMATIC SPEED CONTROL DEVICE (ASCD) " for ASCD functions.

Fig 1: Identifying ASCD Brake Switch
G04192124Courtesy of NISSAN MOTOR CO., U.S.A.