Generator & Regulator: Overhaul Lexus LS II

DIODE ASSEMBLY

1. With diode (rectifier) assembly on bench, connect ohmmeter positive lead to positive (+) terminal and negative lead to each rectifier terminal individually. (Scheme 3) Reverse ohmmeter leads and check again. Continuity should exist in only one direction.
2. Connect ohmmeter positive lead to each rectifier terminal and negative lead to each negative (-) terminal individually. Reverse ohmmeter leads and check again. Continuity should exist in only one direction. If continuity is not as specified, replace diode assembly.

Scheme 3

OVERHAUL

Note. see scheme 18when overhauling generator.

Scheme 4