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-   -   Losing power at 2k rpm. (http://www.toyota-supra.info/forums/mkiii-supra/20590-losing-power-at-2k-rpm.html)

Cakes 06-13-2012 09:00 PM

Losing power at 2k rpm.
 
What's up everyone? I have a little problem at the moment that's driving me crazy!

Alright so just picked up an 87 N/A auto, that has been sitting for about a good 7 months. Bought it cheap, an lets just say I got what I payed for. The day after I picked it up I started going through an cleaning/ inspecting what it further needed to get it going till I do a swap. Replaced the cam seals, plugs, wires, exhaust manifold gasket (previous one was blown), an flushed everyhting. Oh also did a thorough inspection of all the lines, obviously. Buuut I screwed up somewhere around cleaning the TB an took off the TPS, after thinking I had set it up properly it doesnt rev past 2k with the pedal but will with the throttle wide open manually, takes a little time though. Afterwards sounds like it wants to stall out under 500, then rises back to 7-800 an idles fines. Actually does everything fine till it hits 2k :frown: I've checked this over and over again an can not seem to get it right. I'm at a lose and would like another opinion or two.

Damn almost forgot I have 41 popping up, so is that a new TPS? or am I retarded and can't calibrate it right? I dont see how it could be a short, and I'm pretty the ECU is fine.

cre 06-14-2012 01:25 AM

Code 41 is a hardware fault, not related to anything you can calibrate. If you're certain the wiring and ECU are sound then yes a new TPS would be called for. Testing information for the TPS is covered in the TSRM in the EFI section under Throttle Body.

Cakes 06-14-2012 02:14 AM

Awesome thank you greatly for the advice Cre. I'll grab a new one and see what happens. Just wanted to make sure before buying something I didn't need.

cre 06-14-2012 04:07 AM

Test yours, don't just go and blindly buy one.


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