Toyota 4RUNNER 2020 — technical service bulletin
Bulletin T-TT-0575-19 · NHTSA communication 10166035 · issued Sep 24, 2019
Technical service bulletin
communication type
Equipment
component
2020
model years
6
vehicle entries
Official summary
TT: Some new vehicles may experience the SOS/Telematics functions inoperative during Pre-Delivery Inspection or after replacement. The following procedure outlines the process to activate the DCM with the cellular network. To begin the process below, move the vehicle to an area with cell reception.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.