Lexus RX Hybrid 2007 — technical service bulletin
Bulletin L-SB-0027-15 · NHTSA communication 10134157 · issued Jul 10, 2015
Technical service bulletin
communication type
Electrical System
component
2007
model years
1
vehicle entries
Official summary
LSB: Some 2007 model year RX 400h vehicles may exhibit a condition of oxygen sensor readiness monitors incomplete during state emissions testing. The Hybrid Vehicle (HV) ECU logic has beenupdated to address this condition.
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.