Lexus RX350 2017 — technical service bulletin
Bulletin L-TT-0213-16 · NHTSA communication 10132892 · issued Nov 2, 2016
Technical service bulletin
communication type
Electrical System
component
2017
model years
2
vehicle entries
Official summary
TT: * Intelligent Clearance Sonar (ICS) off indicator is illuminated in the combination meter * No ICS Diagnostic Trouble Codes (DTC) are present * ICS will not turn on through the combination meter
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.