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1989 supra turbo after driving an hour and a half, with a misfire, how come when i stopped for gas that the car wont even fire? wiring harness is brand new, no codes? someone help me please.....

i have a great idle when i start the car, run it around town for about 8 minutes and then the idle just becomes real bad, i have a code 51, but i adjusted the sensor exactly how the tsrm says, still get the code, and still only runs good when completely cold, is there a better way to adjust the...

turbo 5 speed is idling crappy, im getting code 51 : the idl code, the wiring harness is new, i tested the sensor how the tsrm says, putting my feeler gauge inbetween the screw on the throttle body and the throttle body, it is off of spec, my question is, can i adjust that screw or the screw for...

will a 90's sc300 afm work for my 89 supra turbo? it looks exactly the same just wondering........

so my 89t is running shitty and missing, when its hot, the miss goes away periodically then comes back, i disconnected the afm connector and the idle didnt change, but when i revved it it stopped at 2000 or so rpm, which i think is normal, when it was cold i did the same thing and when i plugged...

I heard that the CPS does nothing in closed loop, my car barely runs when warm, but runs fine when cold, i also have changed the ect to work with my new wiring harness, my old ect was a pre 89 , and i have an 89+. I made sure the cps was lined up right, and i even tried moving the cps a tooth to...

Will these valve clearances create a stumbling idle when engine is hot? When cold engine seems to run fine.....That led me to valve clearances, i set up the cps correctly according to the shop manual, not sure if that is correct. Should i look at something else? Any Takers? (Exh .20-.30mm, Int...

My car is stumbling at idle a lot , barely runs, i think the valve clearances are way off, i did an engine overhaul and the valve shims got mixed around over time on my bench, and i never checked the clearances, stupid me, but i also checked my cps because i had a code for it, and the wires have...