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Home >> Nissan-Datsun >> 2012 >> Xterra S, 4WD, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Component Testing >> 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 two types of input (ON/OFF signal).

Refer to SYSTEM DESCRIPTION  " for the ASCD function  .

Fig 1: Identifying ASCD Brake Switch, Brake Pedal And Stop Lamp Switch
G04895051Courtesy of NISSAN NORTH AMERICA, INC.