2014 FRS, ~70k miles, only mods are OFT E85 tune and muffler delete.
I’m getting these codes basically as soon as the monitors set. The only notable symptom is a poor idle with a tendency to stall maybe once while cold.
I’m not up to date on all the technology, but I did notice slightly low vacuum at idle, so I used my smoke machine and found the throttle body gasket was leaking and replaced that. (Note Before putting the new throttle body gasket on the idle was much worse and I was also getting a P119E code, in addition to the current symptoms.)
Any thoughts on what I ought to look at next? I’ll try to attach my freeze frame data here as well.
Edit: I should mention, this car has been on E85 for a looooong time. Maybe since 2016?
Thanks in advance,
Joe
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