Affected Component: POWER TRAIN

Date Published
JUL 31, 2018
NHTSA TSB #
10143952
TSB Document
Summary
TSB: REVISION NOTICE July 31, 2018 Rev1: ? Applicability has been updated to include 2018 model year Tacoma vehicles. ? The Parts Information and Calibration Information sections have been updated. Any previous printed versions of this bulletin should be discarded. Some 2016 ? 2018 model year Tacoma vehicles equipped with a 2GR engine and an AC60 transmission may exhibit a surge feeling under the following conditions. ? Vehicle is traveling between 40 and 50 mph ? Transmission is in fourth or fifth gear ? During torque converter lock-up The Engine Control Module/ECM (SAE Term: Powertrain Control Module/PCM) logic has been revised to address this condition. Follow the Repair Procedure in this bulletin to address this condition.