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Home >> Infiniti >> 2015 >> Q70 Hybrid >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Electric Converters and Controllers >> Hybrid Control System - Introduction >> System Description >> Component Parts >> System Main Relay >> System Main Relay 1
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System Main Relay 1

System main relay 1 is installed inside the battery junction box and is controlled by HPCM. It connects and disconnects the high-voltage circuit (+) side and the Li-ion battery.