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Thank you very much!

My 2014 CR-Z's ECU version is 37820-RTW-A120M1. Your support page says it supports the 37820-RTW-A12 ECU.

37820-RTW-A12
37820-RTW-A120M1

Does the extra "0M1" at the end of my ECU mean it's unsupported? Thanks.

I got a hold of a regular OBD2 diagnostic dongle and used it after this happened yesterday. It gave me error code P0088 "fuel rail pressure too high". So I finally have my culprit. I've also been able to get this to trigger running just the rev hang disable option and the 21.5 PSI tune in ...

Okay, maybe a few more questions lol if these can be answered/corrected if I'm wrong What exactly is the "fuel cut" as described by the fuel cut delay section of the help page? "Rev Hang should not be mistaken for the fuel cut delay settings. They are not the same thing. Fuel cut dela...

Okay thanks again for the help. Just one other question if you don't mind. I am not able to reproduce the problem with stock or a tune with just the rev hang disabled. But as soon as I remove the fuel cut delays and do a shift near the rev limiter, it seems to happen on command. Is getting rid of th...

Just to give an update, I reflashed to factory and everything is back to normal again of course. I'm going to try reproducing the issue with factory, and then upload a tune without touching the fuel cut delay and see if it happens then.

Went out and double checked. Start the car and it's showing check engine, power steering, and brake system in the dash. "Emissions problem" appears with the same icon as check engine though so I'm not sure. Without any codes I have no idea. Would perhaps recording a data log when the probl...

Hey all again. I made a post here a few days ago about how my car started throwing every warning light at me after a full throttle pull. I reflashed which fixed the problem, but after a few days of driving it just happened again. The throttle was completely unresponsive this time. I coasted to a sto...