Diode Check

Check continuity using an ohmmeter.

Fig 1: Checking Oil Pressure Switch Terminals Continuity
Courtesy of NISSAN MOTOR CO., U.S.A.
Diode is functioning properly if test results are as shown in the figure at left.
Check diodes at the combination meter harness connector instead of on the combination meter assembly. Refer to WIRING DIAGRAMS .

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