Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
20–25K
325–50K
650–75K
375–100K
5100–150K
3150K+
22 reports with mileage · 12 unknown
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
Engine. Review the 9 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Steering. Review the 5 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Air Bags. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
1 crash reports0 fire reports1 injury reports
What owners actually said
34 reports
67,000 miles · Jun 4, 2014
Air BagsCrashInjury
TL* THE CONTACT OWNS A 2009 LEXUS RX. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 40 MPH, SHE UNEXPECTEDLY SWERVED OFF THE ROAD AND CRASHED INTO A GUARD RAIL. THE DRIVER'S SIDE AIR BAG THAT WAS MOUNTED INSIDE OF THE STEERING WHEEL FAILED TO DEPLOY. THE CONTACT SUSTAINED BRUISES TO THE CHEST AND NECK AREA. THE VEHICLE WAS…
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TL* THE CONTACT OWNS A 2009 LEXUS RX. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 40 MPH, SHE UNEXPECTEDLY SWERVED OFF THE ROAD AND CRASHED INTO A GUARD RAIL. THE DRIVER'S SIDE AIR BAG THAT WAS MOUNTED INSIDE OF THE STEERING WHEEL FAILED TO DEPLOY. THE CONTACT SUSTAINED BRUISES TO THE CHEST AND NECK AREA. THE VEHICLE WAS DESTROYED AND TOWED TO A SALVAGE FACILITY. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 67,000.
NHTSA ODI #10596159
33,300 miles · Apr 3, 2014
Fuel System, GasolineVehicle Speed Control
THE CAR LURCHES FORWARD WITH GREAT UNINTENDED ACCELERATION. *TR
NHTSA ODI #10577144
30,121 miles · Apr 1, 2010
Unknown Or Other
2009 LEXUS 400H HYBRID BRAKES DISENGAGE WHEN BRAKING OVER ROUGH SURFACE, IT GIVES THE IMPRESSION OF ACCELERATING. I HAD THIS SAME PROBLEM WITH 2006 LEXUS 400H, BUT THE 2009 RECENTLY HAS BEEN HAVING MORE FREQUENT PROBLEM WITH THIS SITUATION.
NHTSA ODI #10323323
75 miles · Jan 27, 2010
Vehicle Speed Control
TL* THE CONTACT OWNS A 2009 LEXUS RX. THE CONTACT WAS DRIVING APPROXIMATELY 15 MPH ON NORMAL ROAD CONDITIONS, PROCEEDING TO TURN AT AN INTERSECTION. THERE WAS PRESSURE APPLIED TO THE ACCELERATOR PEDAL, FOLLOWED BY NO POWER RESPONSE. THE VEHICLE RESUMED OPERATION AFTER TWO SECONDS OF A DELAY. IN ADDITION, THE VEHICLE EXHIBITED…
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TL* THE CONTACT OWNS A 2009 LEXUS RX. THE CONTACT WAS DRIVING APPROXIMATELY 15 MPH ON NORMAL ROAD CONDITIONS, PROCEEDING TO TURN AT AN INTERSECTION. THERE WAS PRESSURE APPLIED TO THE ACCELERATOR PEDAL, FOLLOWED BY NO POWER RESPONSE. THE VEHICLE RESUMED OPERATION AFTER TWO SECONDS OF A DELAY. IN ADDITION, THE VEHICLE EXHIBITED AN UNINTENDED FORCEFUL AND AGGRESSIVE ACCELERATION. THE FAILURES OCCURRED INTERMITTENTLY. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER ON FOUR SEPARATE OCCASIONS FOR THE IDENTICAL FAILURES. THE TECHNICIAN WAS UNABLE TO DUPLICATE THE FAILURES. THE VEHICLE HAS NOT BEEN REPAIRED FOR THE MALFUNCTIONS. THE FAILURE MILEAGE WAS 75.
NHTSA ODI #10302636
Official recalls
0
No recalls in this snapshot.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
0
No exact-year investigations in this snapshot.
2009 Lexus Rx Problems, Complaints & Recalls | Skip That Year
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