Filament Check

WARNING: This page is about a different car, the 2004 Infiniti I35. However, it is still accessible from the selected car via links, so may be relevant.

Attach probe circuit tester (in volt range) to middle portion of each filament.

Fig 1: Checking Filament
Courtesy of NISSAN MOTOR CO., U.S.A.
- When measuring voltage, wrap tin foil around the top of the negative probe. Then press the foil against the wire with your finger.
Fig 2: Precautions For Measuring Voltage
Courtesy of NISSAN MOTOR CO., U.S.A.
If a filament is burned out, circuit tester registers 0 to 12 volts.

Fig 3: Burned Out Filament Circuit Testing
Courtesy of NISSAN MOTOR CO., U.S.A.
To locate burned out point, move probe to left and right along filament. Test needle will swing abruptly when probe passes the point.

Fig 4: Locating Filament Burned Out Point

Courtesy of NISSAN MOTOR CO., U.S.A.