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You and your build
Your chance to introduce yourself and your vehicle
Topics: 708

708 Topics

15577 Posts

Last post Re: Newbie from Japan/Austral…
by Wombat View the latest post
Sun Jan 18, 2026 8:34 am
Universal Boards
From Frankenstein to Proteus and everything in between
Topics: 61

61 Topics

641 Posts

Last post Re: Uaefi tachometer setup ex…
by Wombat View the latest post
Sun Jan 11, 2026 3:48 am
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: 133

133 Topics

960 Posts

Last post Re: Electronic Throttle Body …
by RGr View the latest post
Sun Dec 14, 2025 9:43 pm

New Topic

129 topics

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Last post

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

17495 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

23724 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

25463 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

34797 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

26330 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

26723 Views

Last post by Automate
Mon Jul 21, 2025 12:17 pm
gpiochip not found for pin 256 20250720@uaefi

Last post by Automate « Mon Jul 21, 2025 12:11 pm
Replies: 4
by Automate » Sun Jul 20, 2025 2:44 am

New uaEFI with only the usb cable connected
CRITICAL error: gpiochip not found for pin 256 20250720@uaefi

4 Replies

24191 Views

Last post by Automate
Mon Jul 21, 2025 12:11 pm
i am looking for the right ECU for my build

Last post by martin2day « Tue Jul 15, 2025 8:07 am
Replies: 5
by martin2day » Mon Jul 14, 2025 4:31 pm

Hello,

i am new to this forum and have registered to find the right ECU for my build.
First some words to me, I am Martin from Germany and I have...

5 Replies

28452 Views

Last post by martin2day
Tue Jul 15, 2025 8:07 am
Mercedes supercharger bypass valve

Last post by ren01 « Mon Jul 14, 2025 2:13 pm

by ren01 » Mon Jul 14, 2025 2:13 pm

Hello,

Just wanted to ask if microRusEFI supports the electronic bypass valve of an M111 Mercedes engine?

I've been wanting to switch to rusEFI for...

0 Replies

31169 Views

Last post by ren01
Mon Jul 14, 2025 2:13 pm
BMW M50 3.2 Stroker

Last post by Bahmanson « Thu Jul 10, 2025 10:18 pm
Replies: 4
by Bahmanson » Sun Mar 30, 2025 9:50 am

Hi, allready i ordered Uaefi for my BMW e36 n/a 3.2 m50 stroker.
Will use electronic gas pedal, electronic throttle body, map sensor and air...

4 Replies

34984 Views

Last post by Bahmanson
Thu Jul 10, 2025 10:18 pm
BMW N73 V12

Last post by AndreyB « Thu Jul 10, 2025 6:21 pm
Replies: 1
by Jms8800 » Thu Jul 10, 2025 6:09 pm

I have a N73 out of an 04 BMW that I've had a while for a project, but haven't had the time to work on it. I'm finally about to pull the engine and...

1 Replies

22424 Views

Last post by AndreyB
Thu Jul 10, 2025 6:21 pm
Is there a simpler and more affordable version of Rusefi?

Last post by lizhifeng « Fri Jul 04, 2025 6:26 pm

by lizhifeng » Fri Jul 04, 2025 6:26 pm

Is there a simpler and more affordable version of Rusefi? Hello everyone, I've just started learning about Rusefi, and from what I've seen, UAEFI is...

0 Replies

28906 Views

Last post by lizhifeng
Fri Jul 04, 2025 6:26 pm
Complete Newbie: Can rusEFI do it?

Last post by kb1gtt « Wed Jul 02, 2025 3:01 pm
Replies: 2
by WarningDeadPL » Tue Jul 01, 2025 8:05 pm

Hello,
I wanted to make a electronic ignition controler for my Old Honda 2T. It has one Hall sensor and one magnet on flywheel:

20240816_220047.JPG...

2 Replies

148028 Views

Last post by kb1gtt
Wed Jul 02, 2025 3:01 pm
SD Logs 0 bytes

Last post by Kristian « Wed Jun 18, 2025 9:38 am

by Kristian » Wed Jun 18, 2025 9:38 am

Hey team,
I've noticed that my recent logs on the SD card are all 0 bytes, date is/ has been 1980 with the last dates 2022. could this be something...

0 Replies

97811 Views

Last post by Kristian
Wed Jun 18, 2025 9:38 am
VE Table Blending for ITB: "Multiply MAP" and "SD --> a/n"?

Last post by Dominik335i « Mon Jun 09, 2025 2:46 pm

by Dominik335i » Mon Jun 09, 2025 2:46 pm

Hello everyone,

I have a few newbie questions and hope for your support: So far, I've converted several engines to Megasquirt and Speeduino. I'm...

0 Replies

151441 Views

Last post by Dominik335i
Mon Jun 09, 2025 2:46 pm
AEM X-Series Wideband CAN Integration Issues with Hellen 154 (Genesis Coupe)

Last post by GNS4 « Fri May 30, 2025 6:27 pm
Replies: 4
by GNS4 » Thu May 15, 2025 8:15 pm

Hello everyone!

I'm new to the rusEFI platform and recently got a Hellen 154 ECU for my Hyundai Genesis Coupe. The seller recommended that I use an...

4 Replies

22759 Views

Last post by GNS4
Fri May 30, 2025 6:27 pm
UAEFI HONDA OBD1 HELP

Last post by Y2K « Mon May 26, 2025 1:41 pm

by Y2K » Mon May 26, 2025 1:41 pm

Hello, I’m a new user of the rusEfi UAefI board. I’m using the default pinout for popular vehicles — specifically Honda OBD1 — but when I turn the...

0 Replies

25589 Views

Last post by Y2K
Mon May 26, 2025 1:41 pm
Jumper 2

Last post by WHENTHEFUNSTOPSSTOP « Sun May 25, 2025 8:54 am
Replies: 3
by WHENTHEFUNSTOPSSTOP » Sat May 24, 2025 2:40 pm

For MRE What terminals can i connect a resistor to on J2 for 12v?
I want to use an old tacho

“General purpose high side push output, 5V/12V...

3 Replies

15004 Views

Last post by WHENTHEFUNSTOPSSTOP
Sun May 25, 2025 8:54 am
Newbie - Questions to get going in the proper direction

Last post by jc10000rpm « Tue May 06, 2025 5:42 am
Replies: 3
by snomo » Fri Oct 18, 2024 8:10 pm

Hello,
Although I have been lurking in the forums, FB, and most recently discord, I just joined the forum today.

I have many years of automotive...

3 Replies

24455 Views

Last post by jc10000rpm
Tue May 06, 2025 5:42 am
Problem accessing SD card. Help!!

Last post by tmbryhn « Mon May 05, 2025 8:18 am
Replies: 11
by mx5newbie » Thu Mar 23, 2023 12:52 am

I’m running the Hellen64 on my 1990 Miata. Trying to access the SD logs using my laptop. When I plug-in the USB to my laptop the drive does not come...

11 Replies

46358 Views

Last post by tmbryhn
Mon May 05, 2025 8:18 am
Debug Mode not found

Last post by AndreyB « Sun Mar 30, 2025 1:14 pm
Replies: 1
by FFG_Garage » Sun Mar 30, 2025 9:01 am

Hello, I have a custom board with f407 discovery firmware, v20241001. I would like to tune the accel enrichment, and I see set debug mode to see......

1 Replies

14973 Views

Last post by AndreyB
Sun Mar 30, 2025 1:14 pm
Weird Trigger error

Last post by Mclain « Fri Mar 28, 2025 2:43 pm
Replies: 1
by Mclain » Fri Mar 28, 2025 1:21 pm

Hey Guys,

Few years ago i started a fiat Twin Air project for a school and i regret it ever since. The engine will not run without proper solenoid...

1 Replies

11527 Views

Last post by Mclain
Fri Mar 28, 2025 2:43 pm
Weird Trigger error

Last post by Mclain « Fri Mar 28, 2025 1:16 pm

by Mclain » Fri Mar 28, 2025 1:16 pm

Hey Guys,

Few years ago i started a fiat Twin Air project for a school and i regret it ever since. The engine will not run without proper solenoid...

0 Replies

26584 Views

Last post by Mclain
Fri Mar 28, 2025 1:16 pm
4-Wire IAC

Last post by mpgmike « Sun Mar 23, 2025 9:12 pm
Replies: 1
by mpgmike » Sat Mar 01, 2025 9:39 pm

I have a UAEFI on a Jeep 4.0 liter-based '95 Grand Cherokee (ZJ), but with a high compression 4.6 stroker swap. I got the ignition control working....

1 Replies

12006 Views

Last post by mpgmike
Sun Mar 23, 2025 9:12 pm
I want to make microRusEFI. How do I choose the PCB files and BOM?

Last post by lizhifeng « Wed Mar 19, 2025 2:40 am

by lizhifeng » Wed Mar 19, 2025 2:40 am

Hello everyone, I'm new to RusEFI and I want to make a microRusEFI. I downloaded hw_microRusEFI, but I can't understand its contents. After...

0 Replies

23420 Views

Last post by lizhifeng
Wed Mar 19, 2025 2:40 am

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