DTC P0A1C-715 Drive Motor "B" Control Module; DTC P0A1C-798 Drive Motor "B" Control Module; DTC P0A1C-799 Drive Motor "B" Control Module: Description

WARNING: This page is about a different car, the 2006 Lexus RX 400h. However, it is still accessible from the selected car via links, so may be relevant.

The MG ECU monitors internal operations and detects a malfunction.

DTC DETECTION TROUBLE CONDITION

DTC No.	INF Code	DTC Detection Condition	Trouble Area
P0A1C	715	R/D resolver angle error	w/ converter inverter assembly (MG ECU) Rear traction motor w/ transaxle assembly Wire harness or connector
	798	REF frequency error	w/ converter inverter assembly (MG ECU) Rear traction motor w/ transaxle assembly Wire harness or connector
	799	REF signal transmission stop error	w/ converter inverter assembly (MG ECU) Rear traction motor w/ transaxle assembly Wire harness or connector