DTC P0A51-174: Drive Motor "A" Current Sensor Circuit [08/2013 - ]: Description
WARNING: This page is about a different car, the 2014 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.
The MG ECU located in the inverter with converter assembly monitors its internal operation and it will store DTCs when it detects malfunctions.
HINT:
The term "drive motor A" indicates MG2.
| DTC No. | INF Code | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| P0A51 | 174 | Motor current sensor high resolution circuit signal is out of range or there is a difference between it and the motor current sensor low resolution circuit current value. | Inverter with converter assembly |