TSB: REVISION NOTICE July 7, 2017 Rev1: The Warranty Information and Required Tools and Equipment sections have been updated.Some 2015 - 2017 model year NX 200t vehicles equipped with 8AR-FTS engines may exhibit an abnormal vibration at idle in Park. The Engine Control Module/ECM (SAE Term: Powertrain Control Module/PCM) logic has been modified to reduce the possibility of this condition occurring.