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Home >> Nissan-Datsun >> 2009 >> Sentra SE-R >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0850 To P2A03 (Qr25DE) >> DTC P1805 Brake Switch >> Component Inspection >> Stop Lamp Switch

Stop Lamp Switch

  1. Turn ignition switch OFF.
  2. Disconnect stop lamp switch harness connector.
  3. Check continuity between stop lamp switch terminals 1 and 2 under the following conditions.
    Fig 1: Checking Voltage Between Stop Lamp Switch Terminal 1 And Ground
    G04925542Courtesy of NISSAN MOTOR CO., U.S.A.
    VOLTAGE REFERENCE CHART

    Condition Continuity
    Brake pedal: Fully released. Should not exist.
    Brake pedal: Slightly depressed. Should exist.

    If NG, adjust stop lamp switch installation, refer to BRAKE PEDAL , and perform step  3 again.

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