Lexus HS 250 Hybrid 2010–2012 — technical service bulletin
Bulletin L-SB-0171-17 · NHTSA communication 10123427 · issued Oct 30, 2017
Technical service bulletin
communication type
Electrical System
component
2010–2012
model years
3
vehicle entries
Official summary
TSB: Some 2010 ? 2012 model year HS 250h vehicles may exhibit a condition where a halogen low beam headlamp bulb lifetime is shorter than customer expectation. A modified wiring harness is available to address this condition.
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.