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Home >> Nissan-Datsun >> 2004 >> Sentra SE-R >> Repair and Diagnosis >> External Pages >> Different car >> Section 2348 (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 2007 Nissan Quest. 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: Identifying ASCD Brake Switch Connector And Stop Lamp Switch
G04905723Courtesy of NISSAN NORTH AMERICA, INC.