Toyota Corolla Cross: Rear Differential Carrier Assembly

 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

 Problem Symptoms Table

PROBLEM SYMPTOMS TABLE If DTCs are not output but the malfunction persists, use the following table to determine which circuits to inspect for each problem symptom. HINT: Refer to each inspection procedure for related problem symptoms. Electronically Controlled Brake System Symptom