Lexus RX Hybrid 2007 — technical service bulletin
Bulletin FLD_Remedy Updat · NHTSA communication 10111557 · issued Oct 8, 2015
Technical service bulletin
communication type
Engine and Engine Cooling
component
2007
model years
1
vehicle entries
Official summary
TI: The subject vehicles may be unable to pass certain state emission testing requirements due to incomplete sensing by the required Air Fuel (A/F) monitor. Lexus has developed new engine control software logic to help prevent this condition from occurring.
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.