Go efi fitech ecu no response. . Examining each potential cause, from checking cable connections and power sources to ensuring firmware compatibility, can restore reliable communication with your FiTech system. 2 things: When you turn the key on, does the fuel pump prime? Have you checked the connections of your cables where they hook to the unit harness? Ok, I think I understand better now. The day I test drove it from the classic car dealer it wouldn't start. Ford small block, FiTech EFI, MSD 6. Oct 30, 2024 · Dealing with a FiTech ECU “No Response” issue can feel overwhelming, but a step-by-step approach often resolves it. I am having trouble getting my FiTech up and running. I have a 60 psi fuel pump that is only reading 40 psi. Jul 11, 2019 · My issue now is that the ECU wont keep the pump running. The handheld is working but when I go to initial setup I get "ECU no response". It didn't solve it. The unit is not switching on. A quick squeeze with a pair of pliers and the connection was secure. Mar 23, 2020 · Previous owner recently had the FiTech EFI professionally installed. I got everything hooked up and when I go to setup my engine on the hand held unit I get an error "No response from ECU". I'm sure you have disconnected and reconnected harnesses, but it doesn't hurt to ask. No problems with it since. Nov 20, 2017 · Make sure you have a fully charged battery I ran into that myself. For that issue I turned my PWM to 100% in hopes that it would solve the issue of 40 psi and the ECM shutting off the injectors. Dealer quickly diagnosed it to one of the fuses near the EFI unit was loose in it's holder. Jun 10, 2017 · I recently purchased the Fitech 600hp EFI fr my '72 Nova with the ZZ4 crate motor. Aug 4, 2018 · For instance, I don't control timing with my fitech, and I found that just cutting that wire was not enough, I had to remove it from the harness. wvsx jytxj esooo cshvuzd eoefw vtwr kdxg frqdz fmlbwk mid