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Anonymous Posted on Feb 09, 2016

Motor hesitates & bucks after slowing down & then re-accelerating

22R engine hesitates or bucks when i slow acceleration & then re-accelerate,like if i'm coming up to a red light & begin to slow down & the the light turns green & i accelerate again.this occurs especially badly at about 30-35 mph

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Benn Carkhuff

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  • Expert 210 Answers
  • Posted on Feb 09, 2016
Benn Carkhuff
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HMM, it has been awhile since ive worked on that toyota motor. Check for vacuum leaks on hoses and the intake manifold. Check egr system for a dirty pintle leaving the egr stuck open. It will cause bad acceleration and idle quality. A properly closed egr cannot be blown through to the opposite port. Check for a clean throttle plate, if it is not, clean it. If it is a fuel injected engine check for bad fuel injector o rings for wear, if they leak they cause fuel burning and idle problems.

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http://technoanswers.blogspot.in/2012/07/2004-dodge-town-country-jerks-and.html

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http://howtobyme.blogspot.in/2012/02/headlights-flickering-and-car-hesitates.html

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http://repairhelpcenter.blogspot.com/2011/11/how-exactly-vehicles-accelerator-cable.html

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http://repairhelpcenter.blogspot.com/2011/11/how-exactly-vehicles-accelerator-pump.html

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http://whatisbyme.blogspot.in/2012/05/2000-toyota-avalon-engine-lean-codes.html

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http://whatisbyme.blogspot.in/2012/05/2004-toyota-avensis-acceleration-and.html

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http://technoanswers.blogspot.in/2012/02/loss-of-acceleration.html

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How exactly the Vehicles Accelerator Cable works?

http://repairhelpcenter.blogspot.com/2011/11/how-exactly-vehicles-accelerator-cable.html

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How exactly Vehicles Accelerator Pump Diaphragm Works?

http://repairhelpcenter.blogspot.com/2011/11/how-exactly-vehicles-accelerator-pump.html

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http://technoanswers.blogspot.in/2012/02/2009-chevy-impala-accelerator-pedal.html

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http://technoanswers.blogspot.in/2012/02/engine-accelerates-when-brake-is.html

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Your dealer will take care of it. That is the very best advice I can offer. Good luck to you..
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try checking the spark plugs,roter, coil, and even your cable on your throttle body
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