2011 Lexus RX350 Engine Problems
- Complaints
- 7about this part
- Share
- 23%of 30 total for the year
- Median mileage
- 86,300miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 7 complaints about the engine of the 2011 Lexus RX350, 23% of the 30 complaints for this model year. Where a mileage was given, the median is 86,300 miles. 1 of these say a crash was involved and 2 a fire, according to the filers.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“My 2011 Lexus RX350 has rubber oil cooler hose and Lexus USA will not replace the pressurized rubber hose despite known incidents of catastrophic failure of the part. On some RX350 models, Lexus has an extended warranty and replacement in case the part is leaking oil, but I was told by Lexus that my particular VIN is not eligible for the extended warranty. …”
NHTSA complaint #11192540, filed 2019-03, 75,600 miles“12/7/2017 I pulled into my driveway to park at 1 pm. I slowed down I had my foot on the brake, I was putting it into the park position when the car lunged forward and and put a hole in the garage door and knocked it off track.I was stunned & surprised.my husband and I could not duplicate this action. On 12/14/17 I pulled into the parking lot at foy park in burbank ca. …”
NHTSA complaint #11078721, filed 2018-03, 66,437 miles“Please see the attached better business bureau complaint. We are making this complaint in order to do our part of alerting you that there could be a potential hazard with the make and model of this car. We do not want what happened to us to happen to anyone else. The car was on a highway in motion when this happened. Thank you.”
NHTSA complaint #10914836, filed 2016-10, 44,000 miles“Parked in driveway in back of house, beside deck after short trip to store. Smelled a melting smell outside. Maybe five minutes later the smell started coming inside the house. We looked outside and saw smoke and thought the house was on fire. We went outside and there was smoke and flames coming from under the hood. Sprayed car with fire extinguisher, which did nothing, then used water hose to spray front of car to keep from the house catching on fire. Car was making popping noises, large amounts of smoke and strong smell. All neighbors came over it was strong. …”
NHTSA complaint #11119918, filed 2018-08, 97,000 miles“The contact owns a 2011 Lexus RX350. The contact stated while driving 60 MPH, an abnormal clicking sound was coming from the vehicle. The contact stated that the AWD and oil pressure warning lights were illuminated. The contact pulled over and discovered oil leaking from the vehicle. The vehicle was towed to the dealer and the contact was informed that the oil cooler line was leaking. The manufacturer was notified of the failure and referred her to an authorized Lexus dealer for assistance. …”
NHTSA complaint #11472746, filed 2022-07, 118,000 milesRelated service bulletins
- 10179601Aug 5, 2020TSB: Vehicles may display evidence of a fluid leak or fluid seep from powertrain components. This bulletin explains how to determine the differences between a fluid leak versus a…
- 10134193Dec 2, 2014TSB: Some 2007 ? 2011 model year RX 350 and 2010 ? 2011 model year RX 450h vehicles may exhibit a leak or oil seep from the engine oil cooler pipes. Follow the Repair Procedure…
- 10132341Dec 2, 2014TSB: Some 2007 ? 2011 model year RX 350 and 2010 ? 2011 model year RX 450h vehicles may exhibit a leak or oil seep from the engine oil cooler pipes. Follow the Repair Procedure…
- 10057003Jul 31, 2014Lexus: some of the vehicles are experiencing oil leaks from the engine coolers.
- 10133748Mar 26, 2014Prior to installing remanufactured U660 and U760 transaxles, it is necessary to remove the lower oil cooler tube union from the original transaxle case and install it into the…
- 10132142Oct 3, 2013Starting with the 2010 Model Year, Lexus began a gradual transition to the use of synthetic 0w-20 viscosity engine oil. There are multiple benefits of this oil
- 10061723Oct 2, 2013Summary to be provided on a future date.
- 10205359Aug 6, 2013Oil Viscosity Applicability and Cfhange Interval Guide
- 10205358Apr 10, 2013Oil Viscosity Applicability and Cfhange Interval Guide
- 10132323Apr 10, 2013Starting with the 2010 Model Year, Lexus began a gradual transition to the use of synthetic 0w-20 viscosity engine oil. There are multiple benefits of this oil
Engine: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2022 | 1 | 10% |
| 2020 | 1 | 14% |
| 2019 | 3 | 10% |
| 2018 | 3 | 17% |
| 2017 | 6 | 13% |
| 2016 | 5 | 9% |
| 2015 | 9 | 21% |
| 2013 | 6 | 10% |
| 2012 | 4 | 12% |
| 2011 | 7 | 23% |
| 2010 | 8 | 9% |
| 2009 | 12 | 12% |
| 2008 | 12 | 10% |
| 2007 | 36 | 22% |
Other parts of the 2011 Lexus RX350
10 complaintsVehicle speed control
8 complaintsAir bags
6 complaintsTransmission and drivetrain
6 complaintsBody and structure
3 complaintsEngine cooling
2 complaintsOther or unknown
2 complaintsElectrical system
1 complaintsEquipment
1 complaintsSteering
1 complaintsTires
1 complaintsWheels
1 complaints
← All problems reported for the 2011 Lexus RX350
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology