Lexus CT Hybrid 2010–2015 — technical service bulletin
Bulletin L-TT-0172-15 · NHTSA communication 10111341 · issued Jan 5, 2015
Technical service bulletin
communication type
Equipment
component
2010–2015
model years
60
vehicle entries
Official summary
TT: Techstream Health Check Results screenshots "Yes" for a Telematics ECU (DCM) Calibration update regardless of whether a calibration update is available or not. The issue is related to the Techstream software and will be corrected in a future Techstream software release.
Vehicles covered
- 2011 Lexus CT Hybrid
- 2012 Lexus CT Hybrid
- 2013 Lexus CT Hybrid
- 2014 Lexus CT Hybrid
- 2015 Lexus CT Hybrid
- 2010 Lexus ES350
- 2011 Lexus ES350
- 2012 Lexus ES350
- 2013 Lexus ES350
- 2014 Lexus ES350
- 2015 Lexus ES350
- 2013 Lexus ES Hybrid
- 2014 Lexus ES Hybrid
- 2015 Lexus ES Hybrid
- 2010 Lexus GS 350
- 2011 Lexus GS 350
- 2013 Lexus GS 350
- 2014 Lexus GS 350
- 2015 Lexus GS 350
- 2011 Lexus GS450H
- 2014 Lexus GS450H
- 2015 Lexus GS450H
- 2010 Lexus GS460
- 2011 Lexus GS460
- 2010 Lexus GS Hybrid
- 2013 Lexus GS Hybrid
- 2010 Lexus GX460
- 2011 Lexus GX460
- 2012 Lexus GX460
- 2013 Lexus GX460
- 2014 Lexus GX460
- 2015 Lexus GX460
- 2010 Lexus HS 250 Hybrid
- 2011 Lexus HS 250 Hybrid
- 2012 Lexus HS 250 Hybrid
- 2010 Lexus IS 250
- 2011 Lexus IS 250
- 2012 Lexus IS 250
- 2013 Lexus IS 250
- 2014 Lexus IS 250
- 2015 Lexus IS 250
- 2010 Lexus IS 250C
- 2011 Lexus IS 250C
- 2012 Lexus IS 250C
- 2013 Lexus IS 250C
- 2014 Lexus IS 250C
- 2015 Lexus IS 250C
- 2010 Lexus IS 350
- 2011 Lexus IS 350
- 2012 Lexus IS 350
- 2013 Lexus IS 350
- 2014 Lexus IS 350
- 2015 Lexus IS 350
- 2010 Lexus IS 350C
- 2011 Lexus IS 350C
- 2012 Lexus IS 350C
- 2013 Lexus IS 350C
- 2014 Lexus IS 350C
- 2015 Lexus IS 350C
- 2010 Lexus IS F
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.