Does it sound healthy? Is that sound normal?

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12-06-2018, 11:26 AM

#31

slartibartfast

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When the throttle is whacked open, AFR goes lean momentarily, not rich.

Throttle hang used to be endemic in the late-70s and the '80s until car makers got the necessary hardware to make EFI work right. That doesn't mean tour G is acting correctly, though.

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12-06-2018, 11:33 AM

#32

Vq_Jordy

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Quote:

Originally Posted by slartibartfast

everytime I turn the car off and then I turn it on, it doesn’t do it, so the problem is ecu related , it has to be

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12-06-2018, 12:00 PM

#33

RMB5190

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Quote:

Originally Posted by slartibartfast

Yea that's where I read about it but the most recent example was with a 2012 Yaris so I thought maybe it could be the issue being described.

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12-06-2018, 12:03 PM

#34

RMB5190

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Quote:

Originally Posted by Vq_Jordy

I am the second owner of the car!! And how would you reset it?,if this is the problem, my car is a 6spd manual by the way just putting it out there!

I just Unplugged the battery (installed my grounding kit at the same time), cleaned my throttle bodies and after hooking everything back up I did the pedal position and throttle re-learn procedure.