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P0A40 Diagnostic Trouble Code Discussion for April 2015

Drive Motor 'A' Position Sensor Circuit Performance

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Trouble Ticket Help Requests for DTC P0A40
Help Request Posted
2006 Toyota Highlander Hybrid 3.3L Hybrid Failure VIN: JTEEW21AX6
P0A40: Drive Motor 'A' Position Sensor Circuit Performance. ... then fails and goes OFF READY when stopped at light or switching to reverse. Only code is P0A40. I went through the troubleshooting procedure in the repair manual, checked harnesses, megged out motor resolver etc. All tests passed so I replaced the Motor ...
April 26, 2015