Toyota Corolla Cross: Front Door Window Frame Moulding

 On-vehicle Inspection

ON-VEHICLE INSPECTION CAUTION / NOTICE / HINT CAUTION: When working near the engine room while the engine has started or the power source mode is ignition switch to ON, do not touch the fan and generator V belt or rotating components such as the fan, etc. Touching the fan and generator V

 ECU Power Source Circuit

DESCRIPTION If the ignition switch is ON, the battery ECU assembly applies current to the MREL terminal to turn the IGCT relay on. This supplies power to the IGCT terminals. WIRING DIAGRAM CAUTION / NOTICE / HINT CAUTION: Refer to the precautions before inspecting high voltage circuit. Cli