FixVault
Home › Nissan-Datsun › 2003 › Sentra SE-R, Automatic › Repair and Diagnosis › External Pages › Different car › Section 1831 (Glass, Window System & Mirrors) › Rear Window Defogger › Filament Check

Filament Check

WARNING: This page is about a different car, the 2006 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
  1. When measuring voltage, wrap tin foil around the top of the negative probe. Then press the foil against the wire with your finger.
    Fig 1: Pressing Test Probe To Filament Grid
    G04077455Courtesy of NISSAN MOTOR CO., U.S.A.
  2. Attach probe circuit tester (in Volt range) to middle portion of each filament.
    Fig 2: Attaching Probe Circuit Tester To Middle Portion Of Filament
    G04199800Courtesy of NISSAN MOTOR CO., U.S.A.
  3. If a filament is burned out, circuit tester registers 0 or battery voltage.
  4. To locate burned out point, move probe to left and right along filament. Test needle will swing abruptly when probe passes the point.
    Fig 3: Locating Burned Out Points
    G04199801Courtesy of NISSAN MOTOR CO., U.S.A.
About FixVault