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ECU Drops out when 02 sensors connectedIn LS users · 1 week ago
Intermittently keeps restarting fuel and prime on initial "key on"In Wiring requirements · 3 years ago
Stumbling and backfiringIn Tuning issues · 4 weeks ago
knock + 4l80e shift problemsIn LS users · 4 weeks ago
Fuel injectors are set to 65 lb/hrIn Tuning issues · 3 months ago
Plymouth Fury; 446" RB with 30062 Dual TBsIn Show off your FiTech · 1 month ago
TunerIn LS users · 1 month ago
surging at speed no loadIn Before you crank · 2 months ago
No data logIn New to FiTech · 2 months ago
Acceptable fuel pressure range?In Fuel delivery and regulators · 3 months ago
Fitech 50001 fuel pump pwm setting (solved)In New to FiTech · 2 months ago
stalls after highway cruising - Easy Street 600 HP 30005In Tuning issues · 3 months ago
Car wont idle, IAC fault Code and very intermittent rpm noise code 36In Tuning issues · 3 months ago
30003 Bogging, Backfiring, Popping out TBIn Tuning issues · 3 months ago
30003 Kit IAC Not Adjustable after Firmware UpdateIn Before you crank · 3 months ago
20.6 AFR and will not dropIn Tuning issues · 3 months ago
No Spark, No Fuel. Ultimate LS 70050In LS users · 11 months ago
Hesitation/Sputtering on AccelerationIn Tuning issues · 4 months ago
Fast accel problemIn Tuning issues · 6 months ago
Ready to give upIn LS users · 4 months ago
30012 ProblemsIn Before you crank · 4 months ago
No Spark on new install.In Ignition requirements · 4 months ago
Set IAC and runs idles great. Next time IAC off againIn Tuning issues · 4 months ago
Ignition timing controlIn New to FiTech · 4 months ago
I have no prime shot and no injectors are working. I pore a little fuel in it and it starts for a few seconds. I have fuel pressure at the throttle body. I had a little body work done drove it home and now it won't start.In Before you crank · 4 months ago
Severe Lean-to-Rich tip-in condition.In Tuning issues · 4 months ago
30003 Go Street 400 stalls when reverse selected warmIn Tuning issues · 4 months ago
Runs about 45 minutes, then dies: GO STREET EFI 400HP SYSTEM 30003,In New to FiTech · 3 years ago
External vs internal regulatorIn Fuel delivery and regulators · 8 months ago
Ultimate TPI install - injectors not getting signalIn Common installation questions · 4 months ago
1972 GMC 5.3 Ultimate LSIn Show off your FiTech · 4 months ago
Procal Install IssueIn Common installation questions · 12 months ago
Ultra Ram SystemIn New to FiTech · 4 years ago
Ignition control questionsIn Ignition requirements · 5 months ago
Handheld freezing during datalogIn Tuning issues · 5 months ago
Fault code 53 solved (IAC fault)In Tuning issues · 4 years ago
38351 install on 1990 CorvetteIn New to FiTech · 5 months ago
65 FFR Cobra Roadster EngineIn Show off your FiTech · 5 months ago
High idle problemIn Tuning issues · 6 months ago
Vw engineIn Tuning issues · 5 months ago
Adjust base timing while using timing controlIn Ignition requirements · 6 months ago
Idle is higher than desiredIn Tuning issues · 5 years ago
tpi stand alone 38351In New to FiTech · 7 months ago
Drops sparkIn Ignition requirements · 6 months ago
Low RPM erratic missIn Tuning issues · 6 months ago
fitech 30003 troubleIn New to FiTech · 6 months ago
35301 Ultra RamIn Tuning issues · 6 months ago
New to FItech question on Force Fuel unitIn New to FiTech · 6 months ago
1 amp fuse keeps poppingIn Wiring requirements · 6 months ago
lean and dies when fast full throttleIn Tuning issues · 7 months ago
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