Hondata

Spunkster wrote: Thu Aug 21, 2025 11:58 am It's not possible to work when not moving or changing load.

Oh I see, I thought it was possible for 1.5T since I've seen videos of the FL5 doing it while parked

https://www.youtube.com/watch?v=IBkJiD81ry4

Hello,

I have my 2018 Si with +6psi calibration and pops and bangs enabled, I see they work while the car is moving and when it's stationary (stopped) they don't work, I assume the options available are meant to be like that but, is there any way they can work while the car is stopped? I saw they ...

Sure I’ll post them tomorrow, and by velocity sensor I mean the VSS or speed sensor as I get 0 mph in the log

Hi all,

I'm tuning a B16B motor with 661 WHP it has an aftermarket wire harness and it does not have Velocity Sensor.

I wired the vtec pressure switch with a push button to engage the launch control, and if I press it, it does engage as long as I don't go further than 25% of the gas pedal, but if ...

It sounds like the s300 is faulty. Your only option would be to upgrade to the version 3. Details on upgrading can be found at: https://www.hondata.com/downloads/s300v3_upgrade_form.pdf


Hi Spunkster, thank you for your fast response.

I bought this S300 with a closed ECU to another guy, it does ...

Hi,

I have had a S300 V1 for the past 4 years, but lately some times it resets and turns off the car engine, since I have security enabled I need to perform those steps to start the car again. It happens very random, one day could give you the issue many times, or you can use the car for days not ...

Hi,

I had the same issue with my S300 V1, when I download the tune to my laptop for some reason it comes with less data, also its weight is less than the one the tunner uploaded, if I download the tune from my hondata modify it and upload it, engine will do the same as yours, as soon as you press ...