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P1251??


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This is an overboost detection error

2000277763_ScreenShot2018-09-14at08_24_23.png.6b78be8b69ff20932f099cbd1d10422b.png

 

Seems to typically be caused by dirt/oil allowing the waste gate to stick, or dirt on the control valves operating it. Lexus would probably just replace the turbo if you took it to them. Many discussions over on TOC, not many seem to have a definite fix. Here is one:

https://www.toyotaownersclub.com/forums/topic/107948-avensis-verso-d4d-p1251-step-motor-error-is-there-a-fix/

 

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