Diode Check

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

Check continuity using an ohmmeter.
Diode is functioning properly if test results are as shown in the Figure.
Check diodes at the combination meter harness connector instead of on the combination meter assembly. Refer to WIRING DIAGRAM - WARN.

NOTE: Specification may very depending on the type of tester. Before performing this inspection, be sure to refer to the instruction manual for the tester to be used.

Fig 1: Checking Diode

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