DTC P0A91-702: Drive Motor "B" Performance [11/2016 - ]: Description

WARNING: This page is about a different car, the 2019 Toyota Highlander, 2018 Toyota Highlander, and 2017 Toyota Highlander. However, it is still accessible from the selected car via links, so may be relevant.

For a description of the rear motor (MGR), refer to DESCRIPTION .

The MG ECU controls the rear motor (MGR) torque according to driving conditions.

HINT:

The term "drive motor B" indicates the rear motor (MGR).

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	MIL	Warning Indicate
P0A91-702	Drive Motor "B" Performance	Rear motor system malfunction: If current does not flow as commanded, the rear motor high voltage system may be malfunctioning. Malfunction is detected when the vehicle is stopped or being driven at low speeds. (1 trip detection logic)	No. 6 floor wire Rear traction motor with transaxle assembly Extension wire assembly Inverter with converter assembly Hybrid vehicle control ECU assembly Wire harness or connector	Comes on	Master Warning Light: Comes on