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Home >> Toyota >> 2019 >> RAV4 LE, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 48 (Hybrid Control System (Lithium-Ion Battery) - Circuit Tests (2 Of 2)) >> HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY) >> ECU Power Source Circuit [06/2020 - ] >> Description

ECU Power Source Circuit [06/2020 - ]: Description

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If the ignition switch is ON, the hybrid vehicle control ECU assembly applies current to the MREL terminal to turn the IGCT relay on. This supplies power to the +B1 and +B2 terminals.

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