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Home >> Nissan-Datsun >> 2004 >> Sentra SE-R >> Repair and Diagnosis >> External Pages >> Different car >> Section 423 (Engine Control System - DTC) >> 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 Nissan Maxima. 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: Test Parameters
G00877708Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG 

  1. OK: GO TO 4 .
  2. NG: GO TO 2.