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Home >> Nissan-Datsun >> 2009 >> Sentra SE-R >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 12 (Engine Control System - DTCS P0643 To P2A00 (MR20DE-CALIFORNIA)) >> DTC P1572 ASCD Brake Switch >> Component Description
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Component Description

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When the brake pedal is depressed, ASCD brake switch (1) is turned OFF and stop lamp switch (2) is turned ON. ECM detects the state of the brake pedal (3) 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 And Stop Lamp Switch
G04925533Courtesy of NISSAN MOTOR CO., U.S.A.