DTC P0A78-286: Drive Motor "A" Inverter Performance [02/2014 - 11/2015]: Description

For a description of the inverter.

If the motor inverter overheats, has a circuit malfunction or internal short, the inverter transmits this information to the MG ECU via the motor inverter fail signal line.

HINT:

The term "drive motor A" indicates the motor (MG2).

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	MIL	Warning Indicate
P0A78-286	Drive Motor "A" Inverter Performance	Motor inverter fail signal detected (circuit malfunction) (1 trip detection logic)	Inverter cooling system Cooling fan system Power management control ECU Inverter with converter assembly Hybrid vehicle motor assembly Hybrid vehicle generator assembly PCU fuse Wire harness or connector	Comes on	Master Warning Light: Comes on