Malfunction Threshold

The parking actuator valve stroke sensor value is -4.1 mm (-0.16 in) or less and transmission fluid pressure switch A is ON for at least 1.0 second when the parking system is switch controlled to the non-parking position.

Possible Cause 

NOTE:  The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.

• Valve body assembly failure (shift solenoid valve E stuck off, shift solenoid valve F stuck on)