Lexus IS 250 2012–2013 — technical service bulletin
Bulletin L-TT-0149-14 · NHTSA communication 10131934 · issued Feb 6, 2014
Technical service bulletin
communication type
Service Brakes
component
2012–2013
model years
2
vehicle entries
Official summary
Brake system warning light on, master cylinder reservoir fluid level is low.
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.