Webby Twister991. Fitech problems. Rich idle and no way for it to turn down. Okay lemme start of with what engine I have. I have a mid 80s smog caprice wagon 305 everything basically stock. My problem is that it used to work when I got it installed in the car for test drives in my yard and idle. What happened was when I was adjusting the pushrod ... Webof 10 to find which way you need to adjust the system to work better. Accel Pump/Fast Accel Adjustment If the system is having hesitation or bogging issue, and your IAC steps are between 3-10 at warm idle, then your next step would be to adjust the accel pump function to increase or decrease the fuel added on acceleration. To start
FiTech Tuning Chevy Nova Forum
WebSep 22, 2024 · DISCLAIMER: These videos show my way of doing things. Don't necessarily follow my advice, I could be wrong. You are responsible for your actions. … WebJun 10, 2016 · I was told by Fitech to get the idle higher than needed so the iac steps were reading above 10 steps, turn off the car to reset tps, turn the car back on and slowly dial idle screw back until I'm between 6-10 steps. ... tried idle at 800, 1000, 1200. Tried adjusting timing between 12-20 since I don't know whats in the motor. Hasn't changed a ... thephilhugo
FiTech Go Street EFI 400 (tips and tricks) GMC Motorhome Forum
WebApr 25, 2024 · Fitech phone support seams to be good but as each one of us call maybe we can post up our problems and there fixes to share. One of the first thing's they ask is where are the IAC steps. They should be 5-10. To adjust them down you have to open the throttle blades open. Every time you adjust the screw you have to shut off and wait like 30 sec ... WebAug 18, 2024 · Idle mode is when TPS is 1% or less. If you turn up the throttle screw, this will push it above 1% so you will be out of idle mode and there won't be IAC feedback which means the IAC will not close down more. When you turn off the ECU, it samples the current TPS position and then calls this 0% on the next key on. WebDec 29, 2024 · This caused the secondaries to stay open sometimes leading to a "hanging" idle situation. I adjusted the secondaries so when in idle the linkage is in "contact" with the primaries. This solved the issue. Elsewhere in this forum I explained this issue and criticized the fact that FiTech makes no mention of the secondaries adjusting screw. sick car stickers