Diagnostic Tests: Notes
WARNING: This page is about a different car, the 2000 Lexus GS 400. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
Perform all resistance and voltage tests with a Digital Volt-ohmmeter (DVOM) with minimum 10-megohm impedance, unless stated otherwise in test procedures. Ensure ignition switch is in OFF position when performing resistance tests.
NOTE:
For component locations, see appropriate illustration in
THEORY & OPERATION article.
NOTE:
For identification of circuits, terminals and wire colors referenced in the following testing, see appropriate wiring diagram in
WIRING DIAGRAMS article.