Transmission Description - System Operation and Component Description: Synchronizers
WARNING: This page is about a different car, the 2018 Ford Focus. However, it is still accessible from the selected car via links, so may be relevant.
Single and double synchronization are both used on this transmission.
Single synchronization is used on gears 1, 3, 4, 5, 6 and reverse gear.
Double synchronization is used for the 2nd gear.