2009 Lexus RX350 Technical Service Bulletins

160 technical service bulletins (TSBs) are on record for the 2009 Lexus RX350. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10037625Jan 6, 2011Transmission and drivetrain. Lexus: information on an improved transmission fluid.
• 10034245Feb 4, 2010Electrical system. Lexus: techstream ecu flash reprogramming procedure. Flash reprogramming allows the ecu software to be updated without replacing the ecu. Flash calibration updates for specific vehicle models/ecus are released as field fix procedures described in individual service bulletins.
• 10061227Jan 22, 2010Exterior lighting. Summary to be provided on a future date.
• 10033066Dec 2, 2009Engine cooling, Transmission and drivetrain. Lexus: some vehicles may exhibit a mil on condition with diagnostic trouble codes (dtc) p0351, p0352, p0353, p0354, p0355, or p0356 (ignition coil primary/secondary circuit) stored in the engine controlmodule/ecm (sae term-powertrain control module/pcm). Models include es35 and rx350.
• 10032515Sep 2, 2009Engine cooling. 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.
• 10033089Jun 26, 2009Brakes. Lexus: some vehicles may exhibit a rattle or buzz type noise coming from the driver's side instrument panel area. The noise can be duplicated when lightly acceleration and then decelerating, or when depressing the brake pedal with the shift lever in park and then releasing the brake pedal. An improved vacuum check valve is now available to reduce this noise. Models rx330/350.
• 10205339May 14, 2009Visibility (wipers, defrost, mirrors). Wiper Blade Maintenance and Cleaning
• 10030352May 13, 2009Electrical system, Air bags. Lexus: ig1 relay freezing. Some vehicles may experience multiple warning lights illuminated, vehicle not shifting from park to drive, and other accessories becoming inoperative after the vehicle has cold soaked in sub freezing (below 14 %f [-10%c]) ambient air temperatures. A new relay and wire harness has been made available to improve this condition.
• 10032528Mar 19, 2009Engine cooling. Lexus: engine ticking noise and/or mil on p0014, p0015, p0024, p0025, p0017, or p0018. Engine mechanical.
• 10024907Apr 21, 2008Other or unknown. Floor mat installation during pre-delivery service.

← All problems reported for the 2009 Lexus RX350