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Engine & cooling

Lexus RX300 Engine problems by year

90 complaints filed with NHTSA about the Lexus RX300's engine & cooling. Stalling, loss of power, oil consumption, overheating, head gaskets, timing chains and engine failure.

Engine complaints by model year

YearEngine complaintsCrashesInjuriesRecalls
20035000
200214100
200117000
200026110
199928010

Latest RX300 engine complaints

2003 Lexus RX300Visibility & wipersDriver assistanceEngine & cooling

The contact owns a 2003 Lexus RX300. The contact stated that the HVAC system was inoperable. Additionally, the VSC and check engine warning lights were illuminated while starting the vehicle. The vehicle was diagnosed at an AutoZone with a catalytic converter failure. The vehicle was not repaired. The manufacturer was informed of the failure. The approximate failure mileage was 106,000.

Filed Incident Visibility · Electronic stability control (ESC) · EngineNHTSA 11455537
1999 Lexus RX300Acceleration & cruise controlEngine & coolingFire1 injury

Tl* the contact owns a 1999 lexus rx300. While driving approximately 30 mph, the rpms suddenly increased and the vehicle accelerated to speeds above 85 mph. During the incident, flames were seen coming from the exhaust. The contact sustained a neck injury, which required medical attention. A police report was not filed. The vehicle was taken to an independent mechanic who indicated that the flames created a hole in the catalytic converter and the oxygen sensor was faulty. The vehicle was not repaired. The manufacturer and local dealer (o'brien lexus in bellevue wa) were notified. The vin was not available. The failure mileage was 179,825. *Tt *tr

Filed Incident Vehicle speed control · EngineNHTSA 11075008
2000 Lexus RX300Transmission & drivetrainAcceleration & cruise controlEngine & cooling

My 2000 lexus rx300 had an unexplained sudden unintended acceleration where the vehicle almost killed me and my son. I was driving residential backroads by my house, accelerated slightly to get up a hill and that's when it took off. The brake pedal was unresponsive, the emergency break was unresponsive, I pulled the floor mat out for good measure, nothing worked, it kept accelerating at a high rate until I finally slammed it through gears to "park" to get it to a stop. I had it towed to the lexus dealership,...

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where the tow truck driver even told me when it started the car to get it up on the truck, after being turned off for over 12 hours, it was still red lining the engine, and even lurched forward but because the car was in park, it didn't crash into the back of the tow truck. Lexus investigated the car and did absolutely nothing. They wouldn't tell me why it happened. I demand an explanation and a replacement vehicle - one that doesn't have a history of having sua problems. I fear for my life everytime I have to drive this vehicle. *Tr

Filed Incident Power train · Vehicle speed control · EngineNHTSA 10929614
2002 Lexus RX300Engine & cooling

Check engine light kept coming on. Took to dealership and they said they repaired problems. Was accelerating from stop light on busy city street, highway frontage road and engine died in middle of intersection causing no power or steering and had to come/coast to final stop with no power or steering capabilities. Engine died and would not restart. Car was disabled under highway bridge in busy intersection. Could not get it started. Drivers would turn left from the light and almost rear end me because I was disabled right after the turn. Turned out to be the infamous toyota recall and class action lawsuit of engine sludge. Paid $6000 to repair all car components affected by the lawsuit.

Filed Incident EngineNHTSA 10872278
1999 Lexus RX300Electrical systemEngine & cooling

Tl* the contact owns a 1999 lexus rx300. The contact stated that the vehicle would not start without the diagnostic code reader. If the diagnostic code reader was removed from the vehicle, the vehicle would shut off. The check engine light was illuminated. The contact stated that the vehicle was taken to a certified mechanic who stated that several different failure codes appeared for the vehicle. The vehicle was repaired several times for several codes; however, the failure recurred. The manufacturer was made aware, but was not familiar with the failure and did not offer a repair. The approximate failure mileage was 230,000.

Filed Incident Electrical system · EngineNHTSA 10850076
1999 Lexus RX300Electrical systemBody, doors & structureEngine & coolingFire

On january 17th, 2016, I took my '99 lexus rx300 to church, parked the car, and joined the sunday service. An hour after parking the vehicle (during which time it was not running or in use), I was told that there was smoke coming from it and went outside. Within minutes, the front end was bursting in flames. The fire destroyed the entire front portion of the car, including the engine, transmission, tires, and dashboard. I don't know what could have been the cause; it was seemingly random.

Filed Incident Electrical system · Structure · EngineNHTSA 10821349
2001 Lexus RX300Engine & cooling

Tl* the contact owns a 2001 lexus rx300. While driving 65 mph, the engine stalled. The vehicle was not diagnosed or repaired. The vin was not available. The manufacturer was not notified of the failure. The approximate failure mileage was 200,000.

Filed Incident EngineNHTSA 10683004
2000 Lexus RX300Acceleration & cruise controlEngine & coolingFuel system

While driving, the car jerks and then cuts off. This has happened at least half a dozen times within the last 2 months. Engine light is constantly on, even after servicing the car at local lexus dealer. When car is parked, I noticed exhaust fume smells heavily with gas. *Tr

Filed Incident Vehicle speed control · Engine · Fuel / propulsion systemNHTSA 10669802
2000 Lexus RX300Transmission & drivetrainEngine & cooling

After first having to replace my transmission at 75,000 miles. It seems I will have to pay to do it again at 186,000. The problem started out with the vehicle having trouble climbing a hill. I changed the transmission oil and two weeks later the vehicle move about three feet from a parking stall made a loud noise jerked to a stop and would not move. I was able to put it into drive and repark the car. It will not reverse and had to be towed to a mechanic. *Tr

Filed Incident Power train · EngineNHTSA 10563808
2000 Lexus RX300Transmission & drivetrainEngine & cooling

Tl* the contact owns a 2000 lexus rx300. The contact stated that the only gear that would engage was drive. Although the contact could shift into any gear, the gears would not engage. The contact also mentioned that approximately four pistons misfired and the 02 sensor was defective. The vehicle was taken to an independent mechanic where the technician stated that the transmission needed to be rebuild and the o2 sensor needed to be replaced. The manufacturer was not made aware of the failure. The vehicle was not repaired. The vin was not repaired. The failure mileage was 127,000 and the current mileage was 128,700. *Tr

Filed Incident Power train · EngineNHTSA 10505264
1999 Lexus RX300Driver assistanceBrakesEngine & cooling

My check engine light came on. I had the oil changed for the second time within 30 days because I thought it was an oil problem. The light went off as I was leaving the place. A couple days later the light would come on when I made turns, blink, then go back off. A few days later, it came back on steady, and the car started to jerk while I was driving on the interstate. It would jerk, then slowly increase speed. Last saturday, I applied brakes, and the car rolled another few feet. Had to swerve left to keep from...

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rear ending a vehicle. Today, upon slowing down to enter my driveway, it did it again, and I nearly hit a brick column at the beginning of the driveway. It doesn't jerk frequently, but it seems to do it more often when I am on cruise control. I love my suv and am always bragging about what a reliable car it is. I can't afford to replace it, retired and on disability. *Tr

Filed Incident Electronic stability control (ESC) · Service brakes · EngineNHTSA 10501468
2001 Lexus RX300SuspensionTransmission & drivetrainEngine & cooling

I have just sat and read probably 50 complaints; safety and defective, concerning the transmission for the 2001 lexus rx300. From what im reading, I guess I should consider myself lucky, I currently have 142,000 miles on my vehicle and although I've experienced non-periodic shifting abnormalities, I haven't experienced any of the horrific problems I've been reading in the nhtsa complaint section of this site. It is obvious there is a manufacturing defect that needs to be addressed before someone (if not already)...

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is mangled or worst, killed. It astonishes me that a company that survives by there reputation for quality would not address what is obviously a serious and costly burden to there loyal customers. We are talking about a 35,000 dollar vehicle in 2001. Apparently lexus is not planning on resolving the issue, so what can consumers do other than complain which obviously is doing nothing to force big business to take responsibility for there poor design that resulted in unsafe costly products, leaving the consumer powerless, with no option but to pay them again to fix the problem they created in the first place. *Tr

Filed Incident Suspension · Power train · EngineNHTSA 10496807

Source: U.S. National Highway Traffic Safety Administration (NHTSA) complaints and recalls, checked daily. Complaints are owners' own reports and are not verified. How we use the data

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