Posts Tagged: P0AA6 Prius No Start

Prius P0AA6 No Start — Most common cause

Diagnose and fix a Prius P0AA6 No Start The Prius P0AA6 code is about a resistance issue between the high voltage circuit and the body. The Toyota power management control ECU monitors the insulation resistance between the high voltage circuits and body. If the insulation resistance decreases, the power management control ECU stores a trouble code P0AA6 along with a detail information code suffix. Most inexpensive scan tools don’t read the detail code suffix and without the suffix, you really don’t know where to start your diagnostic. The 12-volt battery … Read More