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Home >> Nissan-Datsun >> 2003 >> Sentra SE-R, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 2402 (Engine Control System - Component Testing) >> ASCD Brake Switch >> Component Description
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Component Description

WARNING: This page is about a different car, the 2011 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 two types of input (ON/OFF signal).

Refer to "SYSTEM DESCRIPTION " for the ASCD function.

Fig 1: Identifying Stop Lamp Switch, ASCD Brake Switch And Brake Pedal
G07152797Courtesy of NISSAN NORTH AMERICA, INC.