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RecallGazette

Vehicle problems, recalls & safety intelligence

Toyota 4RUNNER 2018–2022 — technical service bulletin

Bulletin T-TT-0611-20 Rev · NHTSA communication 10213897 · issued May 27, 2022

Technical service bulletin
communication type
Equipment
component
2018–2022
model years
60
vehicle entries

Official summary

TT: To assist with the early detection and early resolution of audio related concerns, it may be requested as part of the remanufactured head unit return to recover MMR data from the head unit. The following steps are instructions on how to retrieve the data from the system and are only to be used when requested by audio suppliers, FTS, and/or FPEs

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.