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Home >> Lexus >> 2007 >> RX 400h AWD >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Hybrid Vehicle Control (P310) - RX400H - DTC P0A78-266 Through P0A79-812 >> DTC P0A78-304 Drive Motor "A" Inverter Performance; DTC P0A78-305 Drive Motor "A" Inverter Performance >> Monitor Description

Monitor Description

The MG ECU monitors the motor gate shutdown (MSDN) signal line. If the MG ECU detects an open or short malfunction of the MSDN signal circuit, the HV control ECU illuminates the MIL and sets a DTC.