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You and your build
Your chance to introduce yourself and your vehicle
Topics: 704

704 Topics

15559 Posts

Last post Re: W202 C180 with MRE 0.3
by md_sanci View the latest post
Fri Nov 28, 2025 8:56 am
Universal Boards
From Frankenstein to Proteus and everything in between
Topics: 61

61 Topics

639 Posts

Last post Re: Uaefi VVT setup guide
by jasaircraft View the latest post
Tue Oct 14, 2025 9:26 pm
Plug In Boards
This means Hellen
Topics: 20

20 Topics

213 Posts

Last post Re: 99 NB1 Miata Firmware Upd…
by Deerbonker View the latest post
Wed Oct 12, 2022 4:04 am
Tuning Support: Making it Run
Tuning, troubleshooting and the nitty gritty of using rusEFI to make your engine run nicely!
Topics: 132

132 Topics

955 Posts

Last post Re: Flex fuel tuning?
by benassi124 View the latest post
Sun Oct 19, 2025 12:55 am

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124 topics

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[README] rusEfi map: who is where? map in the first message

Last post by molak « Sun Nov 09, 2025 5:14 am
Replies: 118
by AndreyB » Mon Jan 09, 2017 4:18 am
1

2

3

4
Post here to be added or removed.
118 Replies

441099 Views

Last post by molak
Sun Nov 09, 2025 5:14 am
rusEFI online

Last post by AndreyB « Fri Oct 10, 2025 11:37 am
Replies: 21
by AndreyB » Fri May 08, 2020 4:42 am

is a way for us to share our tunes.

Some documentation at

HOWTO_upload_tune

rusEFI Commander is a hardware device based on Raspberry Pi 3 Model...

21 Replies

110144 Views

Last post by AndreyB
Fri Oct 10, 2025 11:37 am
[info] Stuff for sale. Stuff you want.

Last post by AndreyB « Fri Feb 16, 2024 4:45 am
Replies: 9
by AndreyB » Sun Sep 05, 2021 2:35 pm

rusEFI LLC sells relevant stuff. Most of the goods are linked directly from

New category is plastic covers for breakout boards - three are already...

9 Replies

59150 Views

Last post by AndreyB
Fri Feb 16, 2024 4:45 am
[README] Setting up the board with pre-compiled binaries

Last post by AndreyB « Thu Apr 25, 2019 11:58 am
Replies: 58
by AndreyB » Fri Nov 15, 2013 5:31 pm
1

2
There were no releases yet - all the changes to the source code are automatically compiled and available at our build_server folder.

You would need...
58 Replies

379197 Views

Last post by AndreyB
Thu Apr 25, 2019 11:58 am
uAEFI - Serial over WIFI for TS coms

Last post by Automate « Fri Nov 28, 2025 1:52 pm
Replies: 5
by MWP » Wed Nov 26, 2025 4:52 am

Hi all,

I'm trying to use a ESP32 (wifi to serial bridge) on the 2nd calibration channel on a uaEFI.
It all looks good, but when i hit the TS coms...

5 Replies

272 Views

Last post by Automate
Fri Nov 28, 2025 1:52 pm
2 cylinder lawn mower with OEM fuel injection

Last post by Automate « Mon Nov 24, 2025 5:00 pm
Replies: 3
by Automate » Tue Jul 08, 2025 11:36 am

Looking to put a uaEFI on a 2 cylinder engine with OEM fuel injection running a garden tractor.

Requirements are quite different than typical...

3 Replies

24750 Views

Last post by Automate
Mon Nov 24, 2025 5:00 pm
New to RusEFI, need wbo2 help

Last post by midengc8 « Mon Nov 17, 2025 1:03 am
Replies: 7
by midengc8 » Sat Nov 15, 2025 1:02 am

Setting up uaEFI , trying to get the wbo2 to work, went through the process of update the firmware and turn on all the necessary can bus and o2...

7 Replies

973 Views

Last post by midengc8
Mon Nov 17, 2025 1:03 am
24-1 TRIGGER BUT NO MISSING TEETH

Last post by thefastelephant « Wed Nov 12, 2025 6:14 am
Replies: 2
by thefastelephant » Mon Nov 10, 2025 11:24 am

Hello,

Am attaching the trigger pattern and the flywheel of an already EFI model single cylinder motorcycle.

Will it work with the firmware/board...

2 Replies

656 Views

Last post by thefastelephant
Wed Nov 12, 2025 6:14 am
Subaru Pedal Error

Last post by mpgmike « Sat Nov 01, 2025 5:17 pm
Replies: 6
by Renegade » Fri Feb 23, 2024 9:45 pm

Hello, I'm new to rusEFI, I got the uaEFI and trying to setup ETB and Pedal using a 2008 Subaru STi ETB and Pedal cant seem to get it working, wired...

6 Replies

6854 Views

Last post by mpgmike
Sat Nov 01, 2025 5:17 pm
Mercedes 190e M102 UAEFI conversion

Last post by Giobs « Mon Oct 27, 2025 8:29 pm
Replies: 6
by Giobs » Sun Oct 05, 2025 9:39 pm

Hi everybody!
I'm Gioele, an Italian almost mechanical engineer (just finishing my studies, i'm still at uni) with a strong passion for both old cars...

6 Replies

3511 Views

Last post by Giobs
Mon Oct 27, 2025 8:29 pm
rusEFI use in aircraft

Last post by benassi124 « Mon Oct 13, 2025 6:41 pm
Replies: 4
by TwitchFlys » Wed Oct 08, 2025 2:53 am

I tried to post about my project, using rusEFI in an ultralight aircraft. I had no idea until my post was rejected that the EULA prohibits usage in...

4 Replies

5112 Views

Last post by benassi124
Mon Oct 13, 2025 6:41 pm
Non standard indle control

Last post by molak « Sat Oct 04, 2025 1:35 pm
Replies: 2
by wengacz » Tue Sep 30, 2025 8:52 pm

Hi!

I'm planning on putting UAEFI in my Skoda Felicia 1.3MPI however I might have come upon a major problem.
It uses a non standard idle control...

2 Replies

4698 Views

Last post by molak
Sat Oct 04, 2025 1:35 pm
Question- Ignition timing logic

Last post by Mykk « Thu Oct 02, 2025 11:53 pm
Replies: 8
by Mykk » Wed Oct 01, 2025 4:44 pm

I have a Mega100 STM32F4 on a Speeduino UA4C running a supercharged BMW V8 in paired cylinder injection and COP waste spark.

I like to keep...

8 Replies

5932 Views

Last post by Mykk
Thu Oct 02, 2025 11:53 pm
Custom Trigger shape Bosch Quickstart spinning backwards

Last post by AndreyB « Thu Sep 25, 2025 7:20 pm
Replies: 5
by DrahtFahrzeugHammer » Wed Sep 24, 2025 5:48 pm

Hi everyone,

I need some help with my Volvo 850 project . As i mentioned in the project thread already, i have an issue with the camshaft trigger...

5 Replies

9114 Views

Last post by AndreyB
Thu Sep 25, 2025 7:20 pm
GM e38 with 24x engine

Last post by jay.mead « Wed Sep 24, 2025 3:39 am

by jay.mead » Wed Sep 24, 2025 3:39 am

I've got everything wired, as far as I can tell correctly.
I can get the motor to fire on 24x 5 degree setting, but its constantly losing sync. I had...

0 Replies

5220 Views

Last post by jay.mead
Wed Sep 24, 2025 3:39 am
No throttle to ETB connection after RusEFI update

Last post by Lambo97 « Sat Sep 13, 2025 5:06 pm
Replies: 5
by Lambo97 » Sat Sep 13, 2025 3:21 pm

Hey there everyone been a while since we updated our Proteus boards. I don't loaded the latest RusEFI update for the Proeus V4 board did the update...

5 Replies

7816 Views

Last post by Lambo97
Sat Sep 13, 2025 5:06 pm
pins that do not exist, or do not work

Last post by mak_paint « Wed Sep 10, 2025 2:37 am
Replies: 3
by mak_paint » Fri Dec 20, 2024 10:59 pm

hello everyone, my name is Alberto Midian, i'm new to the rusefi world, i want to thank you all in advance for your help and i would like to ask a...

3 Replies

17184 Views

Last post by mak_paint
Wed Sep 10, 2025 2:37 am
Cam trigger wheel identification

Last post by feraty « Tue Sep 09, 2025 6:50 pm
Replies: 9
by feraty » Mon Sep 08, 2025 7:10 pm

Hey,

Has anyone seen this kind of trigger, I know the 4 tooth big/small kind.
I've also been thinking about cutting it down to 1 tooth, but people...

9 Replies

9888 Views

Last post by feraty
Tue Sep 09, 2025 6:50 pm
Board selection and cam position sensor

Last post by Jkbxhero « Mon Sep 08, 2025 1:31 pm
Replies: 2
by Jkbxhero » Sat Sep 06, 2025 4:35 pm

Hi all,
I'm finally doing this. I need some community help though. First, I'll be starting this efi swap in January and I will 100% become...

2 Replies

8640 Views

Last post by Jkbxhero
Mon Sep 08, 2025 1:31 pm
BMW V8 T-bucket build

Last post by Mykk « Wed Aug 27, 2025 3:18 pm
Replies: 4
by Mykk » Mon Aug 25, 2025 12:32 pm

Hello.

I am currently experimenting with a Mega100 running RusEFI firmware in a Speeduino UA4C. Had the first test drive yesterday, the VE started...

4 Replies

12059 Views

Last post by Mykk
Wed Aug 27, 2025 3:18 pm
UAEFI - ETB setup help needed

Last post by cgsheen « Fri Aug 22, 2025 10:00 pm
Replies: 11
by cgsheen » Sun Aug 17, 2025 9:00 pm

I made a short video and posted it on YouTube:

- Electronic Gas Pedal Assembly with Bracket Position Sensor 19417903 Compatible with 2005-2013...

11 Replies

16019 Views

Last post by cgsheen
Fri Aug 22, 2025 10:00 pm
Uaefi help

Last post by Mwhateley22 « Fri Aug 22, 2025 2:38 pm
Replies: 4
by Mwhateley22 » Wed Jul 09, 2025 9:04 pm

I've recently purchased a rusUltra affordable ECU to put on my '97 Toyota 5VZ-FE that I'm putting a turbo on, and I'm having some trouble getting it...

4 Replies

18937 Views

Last post by Mwhateley22
Fri Aug 22, 2025 2:38 pm
Sharing Analog Sensors w/ECU

Last post by mpgmike « Fri Aug 22, 2025 1:29 pm
Replies: 7
by mpgmike » Mon Sep 02, 2024 8:13 pm

Just acquired a UAEFI rev C. Been playing with TunerStudio and scouring the available info (including this forum). I want to control spark, fuel, and...

7 Replies

28116 Views

Last post by mpgmike
Fri Aug 22, 2025 1:29 pm
Possible Unique Use Case

Last post by ButItRuns « Fri Aug 08, 2025 4:45 am
Replies: 2
by ButItRuns » Thu Aug 07, 2025 9:29 am

Starting with the easy bits: I am looking into a universal engine control solution that is easily (*hic*) modifiable. I have a list of requirements,...

2 Replies

20453 Views

Last post by ButItRuns
Fri Aug 08, 2025 4:45 am
Problem updating firmware on new uaEFI

Last post by Automate « Mon Jul 21, 2025 12:17 pm
Replies: 3
by Automate » Sat Jul 12, 2025 3:41 pm

Gettting the following

Console version 20250615
Windows 10 10.0
Bundle BundleInfo{branchName='master', target='uaefi'}
Console version 20250615...

3 Replies

21019 Views

Last post by Automate
Mon Jul 21, 2025 12:17 pm

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