Component Tests: Voltmeter
WARNING: This page is about a different car, the 2002 Lexus LX 470. However, it is still accessible from the selected car via links, so may be relevant.
Measure the voltmeter resistance between terminals with fixing pointer to the stopper. See CONNECTOR IDENTIFICATION . See INSPECTING COMBINATION METER GAUGES & METERS RESISTANCE table. If resistance is not as specified, replace the combination meter. See INSTRUMENT PANEL under REMOVAL & INSTALLATION.