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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 P0A7A-309 Through P0A94-589 >> DTC P0A7A-309 Generator Inverter Performance >> Monitor Description

Monitor Description

The MG ECU monitors the generator PWM circuit. If there is an error in the power transistor actuation signals which are transmitted to the inverter, the MG ECU interprets this as a malfunction of the generator PWM circuit. The HV control ECU illuminates the MIL and sets a DTC.

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