TSB: REVISION NOTICE November 14, 2018 Rev1: ? The Parts Information and Required Tools & Equipment sections have been updated. Any previous printed versions of this bulletin should be discarded. SUPERSESSION NOTICE The information contained in this bulletin supersedes SB No. L-SB-0074-14. ? The Part Information and Required Tools & Equipment, and On-Vehicle Data Navigation Update sections have been updated. Service Bulletin No. L-SB-0074-14 is obsolete and any printed versions should be discarded. Lexus models equipped with the HDD Navigation (EMV-N) system require a Special Service Tool (SST) USB drive to update the map, points of interest, Gracenote®, and system software. The SST is used with all vehicles to deliver the update; however, a unique activation number is required for each vehicle. Activation numbers are provided in an Activation Card Number pamphlet available through the normal parts ordering system. Use the process described in this bulletin to perform the update.