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Post History: tony-muscle
I would use a 1ga wire from the battery to ground and for the battery positive to relay/starter.
…In: New Install, Will not start
1 year ago
I would start by disconnecting the vacuum hose from the booster and measuring vacuum.In: Lost Vacuum Boost after Gasket Replacement
1 year ago
Try this: https://fitechefituning.com/fitech-efi-tuning-forum-2/topic/latest-iac-adjustment-instruct …In: Hanging idle?
2 years ago
There are PWM "compatible" solid state relays that you could use so you don't lose th …In: Fuel pump running key off
2 years ago
I am wondering what's happening. The only thing I can think of is double check that the blades …In: Latest IAC adjustment instructions from FiTech turning both front and rear blades
2 years ago
I concur with Soda. You need at least 58psi of continuous pressure at the inlet of your unit.In: Please help!!!
2 years ago
Kind of, but how do you know for sure they are in sync. For most cases it may be okay just to turn t …In: Latest IAC adjustment instructions from FiTech turning both front and rear blades
2 years ago
Glad to read you figured out your issues. I have one of the early Fitech units that had the fuel reg …In: Lean Tip-In Lean Stumble and Weak Idle (Possibly Solved)
2 years ago
I can't see the video but I know that after you turn the ignition off the injectors will releas …In: Fuel Pressure Release
3 years ago
Check that your secondary butterflies are returning back to "close" when you let the gas g …In: holden 6 , 400hp fitech , idle speed starts high then drops
3 years ago
Good to hear that I am not the only one that had a backfire and blew the vacuums caps off. It has ha …In: surging idle
3 years ago
Before taking the drastic measure of removing the CC pump, make sure that the location of the CC is …In: No start and car dies
3 years ago
1-there are setting for prime shot multiplier and cranking fuel. Check these out: https://www.youtub …In: No start and car dies
3 years ago
I agree. It was not a good idea and I can't believe I let it happen. The system is working grea …In: O2 sensor at WOT Dyno
3 years ago
I took the car for a dyno run on Saturday and the tech suggested to disconnect Fitech's O2 sens …In: O2 sensor at WOT Dyno
3 years ago
3 years ago
So I think the problem is with the CPU that doesn't send enough power to turn the handheld on. …In: Handheld screen turning off
3 years ago
Continuing with this monologue. It just happens that the plug was not the issue. I can measure 12+ v …In: Handheld screen turning off
3 years ago
I continued troubleshooting this issue and I have it down to the male power plug in FiTech's ha …In: Handheld screen turning off
3 years ago
Today it stopped working again so I gave it a try and I was finally able to remove the button off th …In: Handheld screen turning off
3 years ago
Here are the instructions (from Fitech) on how to adjust IAC at idle by turning front and rear screw …In: Lean under minimal throttle
3 years ago
I had this issue and fought it for a long time until I adjusted the rear butterflies. A good test is …In: Idle Hang
3 years ago
Could it be fuel related? Try to turn on the data log right when you start the engine until it dies, …In: Electrical Gremlin
3 years ago
So I think I am joining the many of you that had issues with the screen all the sudden turning off. …In: Handheld screen turning off
3 years ago
Checked your vacuum connections? Check for vacuum plugs or removed hoses. The backfire pressure can …In: Engine stalls when in drive
3 years ago
Sorry to hijack this thread but I have not been able to create a New post. I can't find the lin …In: Lean under minimal throttle
3 years ago
You may have to work with the Prime Mult setting. Could be lacking or getting too much fuel.
Try …In: Crank and start settings help.
3 years ago
Could it be the connector? In mine, which was one of the early models, they had a connector with ve …In: No power to fuel pump during cranking
3 years ago
I would try what Robanzac is suggesting above. You can follow this procedure to set idle, which will …In: How do I know butterflies are synced?
3 years ago
3 years ago
It sure sounds like lacking fuel. Do you have a fuel pressure gauge that you can read while the car …In: New Guy with Problem
3 years ago
Interesting. I would have never thought of adding an external circuit to control the IAC.
I had a …In: Idle issues and solution.
3 years ago
Quote from BradinEDH on February 1, 2021, 1:35 am
Thanks, I was shopping for a new 10 micron filte …In: sudden flooding
3 years ago
I agree with connecting the positive directly to the battery. The ignition signal can go to any igni …In: Fires then shuts off
3 years ago
Quote from Fireater1968 on December 28, 2020, 4:13 pm
Three folders were missing. Luckily the rar …In: Fitech30002 check tf card no group found
3 years ago
I have gotten this message randomly for no known reason. I typically plug and unplug the coaxial pow …In: Fitech30002 check tf card no group found
3 years ago
Regardless of the science behind it I believe that if you don't have a timer they could stay on …In: cooling fans stay on key off,
3 years ago
3 years ago
I don't know if this will make a difference but try increasing the AfterStart setting in Cranki …In: Fuel Flow Issue
3 years ago
I don't know for sure, but it is probably intended for the fans to stay on until the temperatur …In: cooling fans stay on key off,
3 years ago
From the technical perspective, what happens when the CI setting is increased? Assuming it is the sa …In: cubic inch displacment setting
3 years ago
Something else that I thought about. Check your CPU plug. If you have the wire feed to the fuel pump …In: Throttle body CFM VS engine Cubic inches?
4 years ago
I just replaced the connector for which you have to cut part of the wires. Use the new connector for …In: help with force fuel setup
4 years ago
I had a Summit pressure gauge that failed new. Gas was pouring through the glass pushing all the sil …In: Throttle body CFM VS engine Cubic inches?
4 years ago
The wire to feed the pump is marginal but should hold. The worst is the connector. I don't know …In: help with force fuel setup
4 years ago
You may want to look at these threads. Maybe that's part of your issue:
https://fitechefitun …In: Throttle body CFM VS engine Cubic inches?
4 years ago
Leave the O2 sensor a few inches after the collector, but before the cat. Us with older cars run no …In: High flo cats
4 years ago