low power above 4k rpm

John Heer johnheer at gmail.com
Mon Jan 22 12:25:20 EST 2018

Could it be the dreaded grounding of the TPS issue that so many of us dealt

John Heer
several SR20DE's

- John

On Mon, Jan 22, 2018 at 11:40 AM, David Pertuz <d.pertuz at gmail.com> wrote:

> Finally fixed the primary fueling problem with new injectors and then new
> O-rings on those injectors (for some reason the new ones didn't come with
> O-rings and I initially reused the ones I had, which led to problems on two
> cylinders) and the car runs normally for normal driving. But I noticed
> yesterday that it still more or less falls on its face above about 4000rpm.
> It's not a hard ignition or fuel cut, but it stutters and power sort of
> plateaus.
> I've got some time today so I'm going to check the ECU for codes (it's
> been so long since I've done that that I have to look it up again) and will
> pull the plugs to inspect them for clues. Ignition components don't have
> much mileage on them but may do ignition tune up anyway because why not?
> But I thought I'd check with y'all for ideas, too. If nothing else, it's a
> bit of activity here!
> David
> in warm, rainy Chicago
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