Toyota Corolla 2014 — technical service bulletin
Bulletin T-SB-0003-14 · NHTSA communication 10131948 · issued Jan 14, 2014
Technical service bulletin
communication type
Electrical System
component
2014
model years
1
vehicle entries
Official summary
Updated system software is now available to address these conditions. Follow the repair procedure in this bulletin to install the latest software version.
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.