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Home >> Nissan-Datsun >> 2004 >> Sentra SE-R >> Repair and Diagnosis >> External Pages >> Different car >> Section 2269 (Engine Control System - DTCS P1271 To P2138) >> DTC P1572: ASCD Brake Switch >> Component Description

Component Description

WARNING: This page is about a different car, the 2005 Nissan Xterra. However, it is still accessible from the selected car via links, so may be relevant.

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 the ASCD function.

Fig 1: Locating ASCD Brake Switch
G03607316Courtesy of NISSAN MOTOR CO., U.S.A.