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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
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Stop Lamp Switch & Brake Pedal Position Switch

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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