TSB: Some 2019 model year RAV4 vehicles may exhibit a hesitation on acceleration from a slow roll or rolling stop under the following conditions. * 6 mph or below * Immediately following a 3 * 1 downshift * Less than 40% accelerator pedal application The Engine Control Module/ECM (SAE Term: Powertrain Control Module/PCM) logic has been modified to reduce the potential for hesitation. Follow the Repair Procedure in this bulletin to update the ECM calibration. NOTE This Service Bulletin requires a drive pattern to be performed after the calibration update is completed. The proper execution of these drive patterns is necessary for the drivability updates to take effect. Refer to the Repair Procedure for drive pattern details.