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Home >> Lexus >> 2006 >> RX 400h AWD >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Hybrid Vehicle Control (P310) - RX400H - DTC P0A7A-309 Through P0AA7-727 >> DTC P0A7A-520 Generator Inverter Performance >> Description

DTC P0A7A-520 Generator Inverter Performance: Description

Refer to the description of the inverter. (See DTC P0A78-266 DRIVE MOTOR "A" INVERTER PERFORMANCE: DTC P0A78-267 DRIVE MOTOR "A" Inverter Performance )

The MG ECU shuts down the inverter generator gate based on a generator gate shutdown command received from the HV control ECU. The MG ECU monitors inverter generator gate shutdown signals and generator gate conditions, and sends this information to the HV control ECU. If a command and monitor result do not match, the HV control ECU will store this DTC.

DTC DETECTION CONDITION - TROUBLE AREA CHART

DTC No. INF Code DTC Detection Condition Trouble Area
P0A7A 520 Generator gate shutdown (GSDN signal malfunction) w/ converter inverter assembly (MG ECU)