Bench Testing: Rectifier
WARNING: This page is about a different car, the 2004 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.
Using DVOM, check diodes for continuity. See RECTIFIER DIODE CONTINUITY table. See Fig 1. Replace rectifier if not as specified.
RECTIFIER DIODE CONTINUITY
| Tester Negative Probe | Tester Positve Probe | Continuity |
|---|---|---|
| E | P1, P2, P3 & P4 | Yes |
| B | P1, P2, P3 & P4 | No |
| P1, P2, P3 & P4 | E | No |
| P1, P2, P3 & P4 | B | Yes |