Re: Report: Scion FR-S, Subaru BRZ rough idle issues require ECU reflash

The Subaru BRZ and Scion FR-S have been struck by a minor gremlin, but th=

e repair is turning into an episode that ends with "Stay Tuned" rather than= a definite conclusion. Automotive News reports that a software mapping hic= cup can cause the adaptive engine ECU to get out of whack with the engine, = which can, in turn, cause rough idling and stalling. Toyota said the issue = does "involve the variable valve timing," but both Subaru and Toyota say th= e issue is entirely about the software, that the ECU...

LMAO. rough idle is "undesirable normal"

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repair is turning into an episode that ends with "Stay Tuned" rather than a definite conclusion. Automotive News reports that a software mapping hiccup can cause the adaptive engine ECU to get out of whack with the engine, which can, in turn, cause rough idling and stalling. Toyota said the issue does "involve the variable valve timing," but both Subaru and Toyota say the issue is entirely about the software, that the ECU...

ALL normally aspirated Soobs have "rough idle" It's like a Harley that way. Has to do with the firing order and intake port configuration.

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clare

the repair is turning into an episode that ends with "Stay Tuned" rather t= han a definite conclusion. Automotive News reports that a software mapping = hiccup can cause the adaptive engine ECU to get out of whack with the engin= e, which can, in turn, cause rough

ve timing," but both Subaru and Toyota say the issue is entirely about the = software, that the ECU...

but but but flat opposite 4 should be buttery smooth, no? :-D

you argument might pass for the rough part, but is not covering the _stalling_ part, to quote: "which can, in turn, cause rough

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