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  1. jetjock

    another tps question

    No, and a VTA of 3.6 vdc or so @WOT is normal. .5 vdc when closed is a little high but no big deal...
  2. jetjock

    Is cold start injector needed?

    Right. I'd give my left testicle to live there. :icon_bigg http://tinyurl.com/8u9ut2d
  3. jetjock

    boost issues, also LSD issues.

    Crack me up. Try Amazon for the knock sensor. Around $55 iirc...
  4. jetjock

    no spark no codes no start

    Probably want to fix that first. No spark (assuming there really is no spark) is sorta moot if it doesn't turn over. Course, you could always yank the CPS and spin it by hand. You wouldn't be the first to use that technique while chasing a no-spark situation. Me, I'd just troubleshoot it properly...
  5. jetjock

    Is cold start injector needed?

    Since the ECU performs asynchronous injection when cranked, in warmer climates you might be able to get away with it. You can always just unplug it for a while and see.
  6. jetjock

    Fuel pump heat.

    What makes you think it's overheating? Loss of pressure can be from several causes. How much current is the pump drawing?
  7. jetjock

    no spark no codes no start

    If the MIL illuminates the ECU is powered.
  8. jetjock

    Hear core and cooling unit relay?

    What relay? Without the core and evap there's no point in retaining any of the climate control system...
  9. jetjock

    Brand New Motor - Won't Stay Running - Kinda Stuck

    http://www.cygnusx1.net/Supra/Library/TSRM/MK3/manual.aspx?Section=FI&P=114 1) Unplug the fuel pump relay 2) Jumper +B to FP on the harness connector. Does the engine run? 3) Jumper +B to PR. Does the engine run? Doing this will prove the COR, resistor, and wiring is OK. Next test the...
  10. jetjock

    Brand New Motor - Won't Stay Running - Kinda Stuck

    I can't tell you exactly where your problem is but the fuel pump resistor, located on the pax side, has only one element. The injector (solenoid) resistor pack, on the driver's side, has three elements. Since you were on the pax side I'm guessing you were measuring the right thing but doing it...
  11. jetjock

    Brand New Motor - Won't Stay Running - Kinda Stuck

    Why would it not be safe? It makes sense that would have worked based on a logical analysis of your symptoms combined with a knowledge of how the car works and it leaves you to figure out what's wrong with the COR or fuel pump speed circuit.
  12. jetjock

    Brand New Motor - Won't Stay Running - Kinda Stuck

    I know something that could cause this but for now try it with the fuel pump jump on through the diag box.
  13. jetjock

    no spark no codes no start

    Crack me up. That you don't have code 14 and no spark doesn't strike you as odd?
  14. jetjock

    Alternator Wiring Tutorial: 1989 MA70 to JZA70 1JZ-GTE

    Each of your posts seem to have a common theme. Can you spot it?
  15. jetjock

    Heater not blowing

    Yea, those stealership parts guys are real technical wizards. Especially on a specific model. One that's obsolete and probably older they are. I'd definitely trust 'em. The system uses little electric motors to move the dampers, not solenoids. Toyota calls them servos because they provide...
  16. jetjock

    7MGE rough running

    Better check those feeler sizes again. What you're doing is setting a switch inside the TPS to open just after the throttle comes off its stop and close again just before it hits the stop. The switch controls the IDL signal which is used by the ECU for several things, the most important of...