Tuning Support: Making it Run

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rusEFI professional tuners

Last post by DCwerx « Sat Jul 05, 2025 2:29 am
Replies: 14
by AndreyB » Thu Oct 21, 2021 1:35 am

Let's catalog all the professional tuners who are available for in-person or remote tuning of rusEFI.

Please post location/name/address.

14 Replies

68206 Views

Last post by DCwerx
Sat Jul 05, 2025 2:29 am
Idle tuning, Part 1

Last post by mck1117 « Fri Apr 15, 2022 1:09 am
Replies: 11
by blundar » Mon May 17, 2021 12:35 am

It was asked to preserve some of this so... Let me preface this that idle tuning is probably one of the HARDEST parts about making an engine run...

11 Replies

70599 Views

Last post by mck1117
Fri Apr 15, 2022 1:09 am
Cranking / starting part 1

Last post by deffie83 « Wed Feb 23, 2022 7:53 pm
Replies: 3
by blundar » Mon May 17, 2021 3:33 am

Again... it was asked to preserve some slack discussion on getting appropriate settings for cranking and starting the engine. Much like idle, this...

3 Replies

53169 Views

Last post by deffie83
Wed Feb 23, 2022 7:53 pm
Uaefi CAN talking to BRZ / FRS / GT86

Last post by AndreyB « Wed Oct 08, 2025 9:23 pm
Replies: 3
by jasaircraft » Fri Oct 03, 2025 11:49 am

Hello guys, i would like to make my uaefi talk via CAN bus to the car's dash which apparently gets all data via CAN.
Is it possible? Has anyone done...

3 Replies

1247 Views

Last post by AndreyB
Wed Oct 08, 2025 9:23 pm
what does snapshot mean on the downloaded bundles?

Last post by jasaircraft « Sun Oct 05, 2025 12:31 am
Replies: 3
by jasaircraft » Thu Jan 09, 2025 6:44 pm

Hello, confused as to what does the snapshot versus the non snapshot download bundles mean? which to use?
Also, i executed rusefi_console.exe and...

3 Replies

31977 Views

Last post by jasaircraft
Sun Oct 05, 2025 12:31 am
[info] Double map

Last post by AndreyB « Wed Oct 01, 2025 4:47 pm
Replies: 3
by Gianvito90 » Tue Sep 30, 2025 6:19 pm

Hi guys, I noticed that compared to Megasquirt it doesn't have the dual map option activated by switch or hardware or anything else. Or am I wrong?...

3 Replies

1263 Views

Last post by AndreyB
Wed Oct 01, 2025 4:47 pm
input e switch

Last post by Gianvito90 « Wed Oct 01, 2025 4:36 pm

by Gianvito90 » Wed Oct 01, 2025 4:36 pm

Hi everyone, I wanted to know what the switches are in the ECU pinout. Are you referring to the map switches? How are they connected? Just to ground?...

0 Replies

727 Views

Last post by Gianvito90
Wed Oct 01, 2025 4:36 pm
OBD1 Honda D15 No Spark

Last post by rtmickelwait « Wed Oct 01, 2025 4:23 pm
Replies: 12
by rtmickelwait » Tue Sep 30, 2025 3:28 pm

I am setting up a 1995 civic with a D15 b7 on UAEFI with the adapter. I am unable to get any spark, and I am using the popular vehicles Honda OBD1 in...

12 Replies

1616 Views

Last post by rtmickelwait
Wed Oct 01, 2025 4:23 pm
[info] Elettronic wastegate

Last post by Gianvito90 « Tue Sep 30, 2025 6:15 pm

by Gianvito90 » Tue Sep 30, 2025 6:15 pm

Good evening everyone, I'm starting to get passionate about this innovative ECU. The expert guys are doing a great job with the firmware and...

0 Replies

834 Views

Last post by Gianvito90
Tue Sep 30, 2025 6:15 pm
Problems after switching from 4x to 58x trigger wheel – unstable idle and light misfires

Last post by tobsec « Wed Jul 16, 2025 9:08 am
Replies: 2
by tobsec » Tue Jul 15, 2025 3:40 pm

Hello everyone!

Background:
My engine is a Chevy small block V8 which originally has 4x crank and 1x cam, running i a boat, converted to rusEFI. See...

2 Replies

17757 Views

Last post by tobsec
Wed Jul 16, 2025 9:08 am
Unable to get Volvo B23E to start

Last post by p0isonra1n « Mon Jun 16, 2025 6:54 am

by p0isonra1n » Mon Jun 16, 2025 6:54 am

Hi,

I have been unable to get my Volvo B23E to start on UAEFI.

I have confirmed all the wiring to injectors and coils are correct. The timing is...

0 Replies

88164 Views

Last post by p0isonra1n
Mon Jun 16, 2025 6:54 am
[help needed] Honda OBD1 Trigger Settings/Timing Drift Issue

Last post by AndreyB « Sat May 17, 2025 11:46 am
Replies: 7
by ZayTuned » Sun May 12, 2024 4:07 pm

Hello, I just got a uaefi setup recently and am having issues with timing drift as I increase rpm. The car is a 92 honda accord with an h22a engine....

7 Replies

24719 Views

Last post by AndreyB
Sat May 17, 2025 11:46 am
UAEFI + Kortometr Dash

Last post by Dron_Gus « Tue May 13, 2025 7:57 am
Replies: 1
by Philippov_khv » Mon May 12, 2025 11:09 pm

I am posting a solution for compatibility of UAEFI and the KORTOMETR display.
You just need to flash KORTOMERT with the attached firmware and set the...

1 Replies

16201 Views

Last post by Dron_Gus
Tue May 13, 2025 7:57 am
Suzuki M18A first model(wasted spark) trigger settings

Last post by Philippov_khv « Mon May 12, 2025 10:55 pm
Replies: 1
by Philippov_khv » Sat May 03, 2025 1:09 am

Hello everyone, the Suzuki M18A engine of the first modification (ignition system with a waste spark) is in operation.
I am posting the trigger...

1 Replies

17559 Views

Last post by Philippov_khv
Mon May 12, 2025 10:55 pm
m73 cuts at 3500

Last post by AndreyB « Sun Apr 20, 2025 2:15 am
Replies: 4
by Jhelgesen » Sat Apr 19, 2025 1:21 am

Been making huge progress on the m73 tune, running fairly well, been on the road for tests.

Issue is she drops throttle at 3500 rpm under load, logs...

4 Replies

20904 Views

Last post by AndreyB
Sun Apr 20, 2025 2:15 am
[help needed] Input from TPS seems good but Tuner Studio Throttle Body gauge does not work properly

Last post by JustinVincentParker « Mon Apr 07, 2025 6:20 pm
Replies: 5
by JustinVincentParker » Thu Apr 03, 2025 8:37 pm

Greetings,

I had the TPS (Throttle Position Sensor) hooked up and working correctly in Tuner Studio before. It is not working correctly anymore, as...

5 Replies

20588 Views

Last post by JustinVincentParker
Mon Apr 07, 2025 6:20 pm
Alpha N and barometric correction / LPS22

Last post by chili023 « Thu Apr 03, 2025 10:03 am
Replies: 2
by chili023 » Thu Mar 13, 2025 3:57 pm

We are in the fine tune stages of our 125 2 stroke uaefi.
We have the LPS22H sensor installed and correctly placed. However no value is shown for...

2 Replies

21744 Views

Last post by chili023
Thu Apr 03, 2025 10:03 am
[help needed] Inconsistent signal to coil 1

Last post by AndreyB « Wed Apr 02, 2025 9:10 pm
Replies: 1
by V88N » Tue Apr 01, 2025 3:46 pm

Hi, I have the uaefi board installed on a two cylinder engine running two LS coils in wasted spark and I am having a problem where it sends an odd...

1 Replies

16268 Views

Last post by AndreyB
Wed Apr 02, 2025 9:10 pm
[info] uaEFI

Last post by AndreyB « Mon Mar 31, 2025 9:31 pm
Replies: 3
by alant » Mon Mar 31, 2025 12:58 am

Hello, doing bike EFI retrofit using uaEFI. Tried to use stock VR sensor (I added digital hall sensor to camshaft for phase). Stock trigger wheel is...

3 Replies

19147 Views

Last post by AndreyB
Mon Mar 31, 2025 9:31 pm
How to tune GDI HPFP

Last post by AndreyB « Wed Mar 05, 2025 12:18 pm
Replies: 2
by ssmith » Mon Feb 03, 2025 9:57 pm

I'm going to take a stab at writing some docs to get started with GDI/HPFP. Specifically this will be about getting a decent/stable high fuel...

2 Replies

19740 Views

Last post by AndreyB
Wed Mar 05, 2025 12:18 pm
[help needed] Volvo s60 t5 acc pedal vs two PPS

Last post by Cheatek « Tue Mar 04, 2025 9:36 pm

by Cheatek » Tue Mar 04, 2025 9:36 pm

Hi,

I want to run a Volvo B5234T3 engine on uaEfi for educational purposes. I got the engine and some of the accessories for free, so I don’t want...

0 Replies

29912 Views

Last post by Cheatek
Tue Mar 04, 2025 9:36 pm
Dwell vs rpm?

Last post by mpgmike « Sat Feb 01, 2025 5:16 pm
Replies: 3
by mk e » Wed Nov 27, 2024 4:21 pm

Can someone explain why the base dwell table is dwell V rpm table and the dwell v volt is a correction instead of the main and only table? I just...

3 Replies

22346 Views

Last post by mpgmike
Sat Feb 01, 2025 5:16 pm
[help needed] ETB questions uaefi aircooled vw

Last post by Travtech « Fri Jan 31, 2025 12:52 am
Replies: 1
by Travtech » Thu Jan 09, 2025 3:50 am

Hello first post on this forum. New to rusefi not new to engine management systems. Mostly used the megasquirt platform. Anyways I plan to use a...

1 Replies

17146 Views

Last post by Travtech
Fri Jan 31, 2025 12:52 am
[help needed] I want to use MicroRusEFI on my motorcycle

Last post by linx « Sun Dec 29, 2024 1:17 pm
Replies: 5
by linx » Wed Dec 25, 2024 8:12 am

But only the crankshaft sensor, without the camshaft sensor, I was able to run the engine using the waste spark ignition mode

Encountering a...

5 Replies

21799 Views

Last post by linx
Sun Dec 29, 2024 1:17 pm
VE & Ignition blend tables with RPM too low axis value

Last post by mk e « Tue Dec 10, 2024 5:32 pm
Replies: 2
by mk e » Tue Dec 10, 2024 4:13 pm

The VE and ignition blend table allows RPM as the blend parameter but have a max value limit of 1000 on the axis, so too low for most RPM based uses....

2 Replies

19434 Views

Last post by mk e
Tue Dec 10, 2024 5:32 pm

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