Lexus ES350 2007–2010 — technical service bulletin
Bulletin L-SB-0109-09 · NHTSA communication 10032515 · issued Sep 2, 2009
Technical service bulletin
communication type
Engine and Engine Cooling
component
2007–2010
model years
8
vehicle entries
Official summary
Lexus: engine control. Some vehicles may exhibit a mil on diagnostic trouble code (dtc) p0138 and/or p0158 (oxygen sensor circuit high voltage bank 1 or 2). In some instances a p2195 or 02197 (a/f sensor signal stuck lean) dtc may also be present. Caused by incorrect air fuel ratio sensor response. *pe updated 6 /28/10. *pe
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.