LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Nissan-Datsun >> 2002 >> Sentra SE-R, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 394 (Engine Control System) >> DTC P1805: Brake Switch >> Diagnostic Procedure >> 1. Check Stop Lamp Switch Circuit
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

1. Check Stop Lamp Switch Circuit

WARNING: This page is about a different car, the 2004 Infiniti M45. However, it is still accessible from the selected car via links, so may be relevant.
  1. Turn ignition switch OFF.
  2. Check the stop lamp when depressing and releasing the brake pedal.
    Fig 1: Inspecting Condition Chart
    G00796568Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG 

  1. OK: GO TO 4. CHECK STOP LAMP SWITCH INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT .
  2. NG: GO TO 2.