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  1. MKIII Technical
    Bought my car from a single owner 4 months ago. Bone Stock from what I could tell. Would shut off at idle. I change spark plugs, plug wires, and coil pack. no improvement. I change the MAF/AMF (whichever it is), no improvement. I hear hissing so I try to fix any vacuum leaks, in the process...
  2. MKIII (1986.5-1992)
    4 Mechanics, 1.2K and I still cant figure this misfire out. No vac leaks (shorted power steering pump vac lines until rebuild kit from rockauto comes in, shorted BVSV until new one comes in), CPSensor rebuilt, New AFM, New ngk sparkplugs Car idles without shutoff now but still misfiring. If...
  3. MKIII Technical
    Throttle position won't reset all the way down. Need a new reset spring and willing to buy a used throttle body to fix. Anyone know anyone that has one?
  4. MKIII Technical
    so I have a turbo 89 mk3 supra and it's the block is na everything esle turbo and the harness is a different year than the engine and body., im running into the issue of my supra having a rough idle and I think it could be crankshaft timing because me and my father have changed the messed with...
  5. MKIII Technical
    Fresh rebuild. Lexus AFM, 550 injectors, Wahlbro 255 fuel pump with 12v mod and Aeromotive AFPR. . Ok, heres the whole story from when I got the motor in the car and hooked up to everything. Got it started and it idled perfectly. Then after a couple of run ups and shutting it off to check for...
  6. MKIII (1986.5-1992)
    So after doing my swap/rebuild/ 550cc, Lex AFM, 57 Trim ct26, Driftmotion Downpipe and intercooler kit but with stock recirc, 3 inch straight pipe exhaust. I have had an idle issue and cant seem to find the issue. I know this is a common thing with the 550s and lex, but thought peoples cars at...
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