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DVS JEZ

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Everything posted by DVS JEZ

  1. did they explain why a lean mixture will cause oil consumption?
  2. ahh so you ended up getting your pressure source from the hot side, good idea. let us know if it made an improvement what ecu are you running? d Jetro?
  3. stock turbo and stock ecu can most of the time handle 14.7psi, but the stock turbo doesnt enjoy it. what ecu are you getting? are you going to get a highflow or similar?
  4. which oil drain are you talking about? Turbo drain? rear head oil drain?
  5. what intake are you running?
  6. yep definately check TPS voltage. adjust to .45 if need be. also check your attessa fluid level in the boot on the drivers side, make sure its still topped up.
  7. there might be too much air trying to push its way into the motor at 3200RPM and 16psi, try making the turbo a little laggier by loosening the tension on the gate or by setting the gain on the boost controller lower, i know this is a step backwards for power but it should fix the issue. do you have adj. cam gears? could try setting these differently to move the power up a little higher in the rpm range.
  8. haha ^^^ good ol slapper, stroker will be more expensive
  9. MBT = max break torque, meaning on a dyno keep adding timing till you hit MBT or the knock threshhold which ever comes 1st
  10. U need to have a look on the nistune website and download the documents in the support page. If its an r31 vl turbo etc nistune u need to do some modifying in the nistune settings to turn off a weird 1500 thingy (having the biggest mental blank ever) If its a r32 z32 etc nistune than just change the vq settings for mass air flow in the nistune. Need to know current air flow max hp and new air flowmeter max horsepower and Then retune
  11. if you back the timing off in the tune down low this can help build boost quicker but by the sounds of it its more a mechanical thing. pull the front timing cover off and check the cam timing then borrow a timing light and set the CAS timing up,
  12. What turbo at the moment? What boost level. Ur keen as... Love it
  13. is it an aftermarket ecu? what does the car idle at once its running
  14. if the ecu you are using cant use them then the tuner cant use them, if he wants to hear knock then get a knock box or a trained person under the bonnet to listen for knock. i would just leave them on the engine though,
  15. thats weird beer baron, but if its been fried i suppose anything is possible, Zach, do you know what sort of numbers the power fc is seeing in the fuel table? what injectors? Have you tried rescaling the AFMs?
  16. its definately worth the money,
  17. microtech definately doesnt use knock sensors,
  18. lol he is joking dude,
  19. each engine is different, But those maps are pretty high, you have to see where the car is running on the map on full load, my car runs along P16 on high boost, this depends majorly on how close your airflow meters are to maxing out etc. high numbers in the timing in low load area's can be tolerated when the car is off boost just as if it's an Naturally aspirated engine(best way to set this is on a dyno and adjust the timing to find the best advance to power gained, hard to explain), but once it starts to ramp onto boost the timing numbers decrease radically, all this needs to be tuned to suit each engine and each setup, using knock detection. the stock power fc maps have some stupidly high numbers say from P9 to P20, and the more boost you run the more you need to decrease the timing. even the idle is pretty high, what engine is this map from? before any timing numbers are changed it is EXTREMELY important to make sure what the ecu is reading corresponds to what a timing light is reading on the crank, so the ecu and engine are in sync
  20. leaning out an engine can be tolerated for a lot longer, especially if its waaay too lean. as long as it doesnt create hot spots such as glowing spark plugs that cause preignition
  21. do u have an aftermarket ecu? you should turn the idle up a little. have u sorted the overheating issue?
  22. Some aftermarket ecu's dont Use knock sensors. Make sure ur ecu does before wiring them. I think the ecu and motor loom has the knock sensor wiring not the drivers side body loom.
  23. Check if they are live with a test light before connecting them to anything. See if they have power with ignition off/on and when cranking etc
  24. approx. 30% extra E85 is required to get the same afr as 98
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