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Lean code on 2001 430


Joe Pike

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My 2001 Lexus 430 started running hot (close to hot) on a trip. Seemed the thermostat was stuck, but I was able to drive at 50 miles per hour and the gauge stayed well below the redline. Changed thermostat, but now have "lean" codes for bank 1 and bank 2. Have changed plugs, PCV, air filter, and added fuel cleaners, and cleaned MAC. I can't seem to find any vacuum leaks. Any ideas? Thanks in advance. Joe

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Please help my 03 es300 starts shaking at 40 violently steering wheel does not shake like its a tire it stops shaking immediately after lifting foot off accelerator and once you are past 55 it has a PO741 code can anyone tell me what to do

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My 2001 Lexus 430 started running hot (close to hot) on a trip. Seemed the thermostat was stuck, but I was able to drive at 50 miles per hour and the gauge stayed well below the redline. Changed thermostat, but now have "lean" codes for bank 1 and bank 2. Have changed plugs, PCV, air filter, and added fuel cleaners, and cleaned MAC. I can't seem to find any vacuum leaks. Any ideas? Thanks in advance. Joe

 

May be a front end issue

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