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Home >> Nissan-Datsun >> 2014 >> Sentra SL >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Introduction) >> System Description >> Component Parts >> Engine Control System >> Stop Lamp Switch & Brake Pedal Position Switch

Stop Lamp Switch & Brake Pedal Position Switch

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Stop lamp switch and brake pedal position switch are installed to brake pedal bracket.

ECM detects the state of the brake pedal by those two types of input (ON/OFF signal).

Fig 1: Identifying Stop Lamp Switch And Brake Pedal Position Switch
G09454047Courtesy of NISSAN NORTH AMERICA, INC.
Brake pedal Brake pedal position switch Stop lamp switch
Released ON OFF
Depressed OFF ON
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