Valley Plate Leak. The Valley Plate Leaks are notorious on this vehicle. There have been several forums about it.
Engine & cooling
2011 Lexus IS350 Engine problems
Owners have filed 4 complaints about the 2011 Lexus IS350's engine & cooling with NHTSA - 17% of all its complaints, most recently on January 21, 2022. They describe 1 crash, 0 fires and 0 injuries. Stalling, loss of power, oil consumption, overheating, head gaskets, timing chains and engine failure.
- Complaints
- 4
- Recalls
- 0
- Crashes
- 1
- Fires
- 0
- Injuries
- 0
- Deaths
- 0
Engine complaints
Fuel is not delivered to firing chamber due to failure of fuel pressure sensor. This will cause engine to shut off when on the road. No obd-ii code is present since the failure of the fuel pressure sensor will put the car in protected mode, no code can be read. When engine is shut off, it will have no power to steering or brake system, put driver in a very dangerous situation. I was lucky enough to find out after arriving home. The problem appeared the next morning.
In a traffic light about to make a left, when lights turned green it accelerated normally until speed was at 25-30mph its stopped there. Will only rev up to 2000 rpm would change gears but in its own desired time . Pulled over turn off the car turned it back on same happnd. Engine light went on and frm there it would run the same accelerate normally and remain in aflactuating speed of 2-30mph until now lexus of las vegas will not aknowledge elf recall stating my car is not included in their list. Will not honor all...
Read the full complaint
paperwork from this website. Spoke to justin and I will now take my car home because they were insisting for me to pay to the amount of 2098 just for the high pressure pump excluding labor. Car performed well without any warnings other than the gas smell which at first we all just did not mind after checking if gas door is completely lock. Please help
On march 11,2014, I stopped my car at the stop light behind another car. My car's engine suddenly started rev up. I applied the brake as much as I can. Buy my car started to move and hit the back of the car stopped in front of my car. Sudden unintended acceleration. *Tr
Lexus IS350 engine complaints by year
IS350 engine problems, every yearSource: U.S. National Highway Traffic Safety Administration (NHTSA) complaints and recalls, checked . Complaints are owners' own reports and are not verified. How we use the data