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  1. jetjock

    1987 Toyota Supra EWD is on its way!

    Speaking of the Theft Deterrent look at it's wiring in that early EWD. So bad I had to ring most of it out on my own years ago. Fwiw that relay was never at fault with the "mystery" starting problem on the cars I've fix. And my USDM car with original wiring and stock components in that circuit...
  2. jetjock

    car stalls only when coasting and only sometimes

    Hey, how 'bout that. Glad to hear and thanks for letting us know...
  3. jetjock

    oil pressure sending unit

    That looks to be a resistive type sending unit. The USDM gage will not work with it and there is a fair chance the gage was toasted by having it in there. To check remove the wire from the sending unit and ground it, but only as long as it takes to see the gage move. Do not leave it grounded...
  4. jetjock

    Questioning copper spray on stock head gasket

    Adhesion of the carrier isn't required to compensate for asperities. It's the copper that supposedly does it. That said I never use the stuff...
  5. jetjock

    Spark plug wire order for 7M?

    Meh, wiring order, firing order...it's only one letter different ;)
  6. jetjock

    Spark plug wire order for 7M?

    ^ What he said...
  7. jetjock

    1987 Toyota Supra EWD is on its way!

    The manual covers both and yes, it is appreciated. It might sway me from having to constantly pull mine off the shelf to answer questions, although I find dealing with the actual books easier.
  8. jetjock

    Backfire! Why?

    Yes, BTDC. I should have worded that differently. Fixed...
  9. jetjock

    Backfire! Why?

    David: Stock timing is 10 BTDC with the diag bock jumped. If that BOV isn't recirced it could be the problem. Eric: Fix the sticky throttle and check that the TPS is set right. Do the dashpot last. Can't have any exhaust leaks either...
  10. jetjock

    2 THINGS-opinions on ISC and who's still running them, and what are these connectors?

    If what is unhooked? The ISCV? No, it's an output with no direct feedback to the ECU. Nor is there a software function that'll set a code if target idle isn't met. Look at the code list....there isn't one concerning operation of the ISC system.
  11. jetjock

    2 THINGS-opinions on ISC and who's still running them, and what are these connectors?

    What you're suggesting will work. As long the engine receives air that's bypassed the throttle plate it'll idle. It doesn't care where that air comes from as long as it's been metered.
  12. jetjock

    2 THINGS-opinions on ISC and who's still running them, and what are these connectors?

    How can the cold start injector make the car run rich at *any* idle speed if doesn't operate unless the engine is cranking? That's why it's called a cold "start" injector and not a cold "warmup" injector. One of us is confused....
  13. jetjock

    Backfire! Why?

    ^ As configured your engine should not do this. Ever. Something is wrong. Likely the decel cutoff isn't working or the dashpot is busted/set up wrong. It'd be helpful if the OP would clarify exactly what's happening. Backfire is an induction system event. Afterfire (also known as muffler...
  14. jetjock

    2 THINGS-opinions on ISC and who's still running them, and what are these connectors?

    It gets old repeating this but since I'm such a nice guy I'll do it again: It's impossible for the cold start injector to work unless the engine is being cranked.
  15. jetjock

    idle issue. I'm clueless video attached

    I understand you being whatever that is above but several of your posts, including that last one, contain misinformation. This being the Tech Section I suggest in the future you check your facts before posting...
  16. jetjock

    Kittens!!!!!!!!!

    Meh, kittens give me gas...
  17. jetjock

    New motor will not idle

    I break them in the hard way. Never had a problem. Fwiw piston aviation engines (including turbo engines) are always done this way and they cost $25K just to rebuild. The engine is run for 1 minute to check for leaks. Since anything longer is detrimental the aircraft is then towed to the...
  18. jetjock

    fuel issues ( no pressure at fuel rail)

    ^ Not sure what you're getting at but removing the screw doesn't let fuel escape. Since it pops up whenever pressure is present it's still useful though. Course, removing it would defeat that usefulness ;)
  19. jetjock

    Code 22

    Jdub is right as usual. As long as you have that code the ECU will "think" the engine is already hot from the moment you cold start it. Therefore it will not provide cold start enrichment, warm up enrichment, warm up timing advance, or cold idle speed control. Put in less technical terms it'll...