Tuning Support: Making it Run

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rusEFI professional tuners

Last post by AndreyB « Mon Jan 09, 2023 7:03 pm
Replies: 13
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.

13 Replies

13868 Views

Last post by AndreyB
Mon Jan 09, 2023 7:03 pm
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

18683 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

12853 Views

Last post by deffie83
Wed Feb 23, 2022 7:53 pm
ETB Frequency

Last post by AndreyB « Fri Sep 22, 2023 5:51 am
Replies: 1
by mtmotorsport » Thu Sep 21, 2023 9:16 pm

I remember reading about the reason the default PWM frequency is 800hz but I can't find it. I think this is the cause of my repeated throttle body...

1 Replies

129 Views

Last post by AndreyB
Fri Sep 22, 2023 5:51 am
Fuelcut at 50% Dutycycle

Last post by xcp92 « Wed Aug 30, 2023 7:30 am
Replies: 2
by xcp92 » Tue Aug 29, 2023 7:51 pm

Hello,
currently i´m running a custom PCB based on an STM32F407 dev board and i´m using the STM Discovery Firmware.
The Engine is a BMW M44B19, 1.9l...

2 Replies

3005 Views

Last post by xcp92
Wed Aug 30, 2023 7:30 am
Trigger settings - VVT sync requirement

Last post by NickZ « Mon Jul 31, 2023 6:07 am
Replies: 24
by NickZ » Sat Apr 23, 2022 12:06 am

I have a BMW M50B20
60/2 crank trigger
1 cam trigger
Injection set in Tuner Studio and wired as Sequential
Coils set in Tuner Studio wired as...

24 Replies

7945 Views

Last post by NickZ
Mon Jul 31, 2023 6:07 am
Injector phase, -180 or 400

Last post by AndreyB « Sat Jul 29, 2023 7:37 pm
Replies: 5
by ridewhencan » Sun Jul 23, 2023 4:29 pm

I'm trying to figure out why my Beer Money ECU base map has an injector phase of -180. As a friend recently mentioned, -180 seems odd, since I...

5 Replies

2305 Views

Last post by AndreyB
Sat Jul 29, 2023 7:37 pm
CBR600RR Engine

Last post by sargantana « Sat Jul 08, 2023 12:40 pm
Replies: 38
by sargantana » Fri Jun 23, 2023 11:07 pm
1

2
Hello again,
I got the MRE to work and read signals on our CBR600RR from 2007. We get some spits and sputters but the engine doesn't really crank....
38 Replies

5846 Views

Last post by sargantana
Sat Jul 08, 2023 12:40 pm
Cant import tune file to (megalogviewer)

Last post by Gadgethm « Sat Jun 17, 2023 5:49 pm
Replies: 8
by ELMEPRO » Sat Jun 18, 2022 4:38 pm

Hello, maybe anyone known why i cant import mycurrent tune .msq to megalogviewer?
I want use ve analyze
I can import other tunes from different ecu...

8 Replies

4968 Views

Last post by Gadgethm
Sat Jun 17, 2023 5:49 pm
[help needed] ETB Weird behaviour

Last post by AndreyB « Fri Jun 16, 2023 1:22 pm
Replies: 7
by sargantana » Wed Jun 14, 2023 8:05 pm

Hey guys,

Nice forum you got here.
I have been setting up a MRE board with our CBR600RR PC07. Or rather trying to.
I have a lot of problems that I...

7 Replies

2637 Views

Last post by AndreyB
Fri Jun 16, 2023 1:22 pm
Honda SC35 trigger sync issues

Last post by Gorfest-n « Mon May 29, 2023 10:28 pm
Replies: 2
by Gorfest-n » Mon May 29, 2023 4:15 pm

Hi
There is no stable synchronization during cranking - it can hit TDC correctly, it can miss by 90-180 degrees - full random.
If it hits TDC then...

2 Replies

2614 Views

Last post by Gorfest-n
Mon May 29, 2023 10:28 pm
Gen 4 LS - no crank trigger

Last post by ykill « Fri May 26, 2023 11:59 pm
Replies: 33
by ykill » Thu Apr 27, 2023 8:22 pm
1

2
My crank trigger isn't received by my Proteus.
I'm not really sure what's happening.
Cam signal is received.
I moved my crank signal from digital 1...
33 Replies

6452 Views

Last post by ykill
Fri May 26, 2023 11:59 pm
Trigger Pattern Configuration for GM Vortec 5.7L L31

Last post by tobsec « Wed May 24, 2023 9:57 pm
Replies: 6
by tobsec » Mon May 22, 2023 8:46 pm

I‘m trying to get my 5.7L Vortec L31 engine running with the stock triggers. It has a 4x crank and 1x cam which is something I didn’t find any...

6 Replies

2759 Views

Last post by tobsec
Wed May 24, 2023 9:57 pm
Weird Speedometer and Tachometer activity

Last post by barbycar « Tue May 23, 2023 6:13 pm
Replies: 2
by barbycar » Fri May 19, 2023 5:25 pm

This is Weird.

Proteus, 0.7 board with F4 processor. 1996 Alfa Romeo GTV V6 Turbo.
Replacing AEM 308 Sequential Injection, ignition - which did not...

2 Replies

2529 Views

Last post by barbycar
Tue May 23, 2023 6:13 pm
Trigger pattern issue: 24-1 CAS (OneSix Hall for Datsun 240Z)

Last post by tmbryhn « Sat Apr 22, 2023 8:59 pm
Replies: 9
by tmbryhn » Thu Apr 20, 2023 5:53 pm

Been fighting with this trigger for two days now and not getting any luck with it.

5V hall-sensor conditioned through a MAX9926 w. 5V pullup on VR+...

9 Replies

3229 Views

Last post by tmbryhn
Sat Apr 22, 2023 8:59 pm
Throttle Blip from Idle Tuning

Last post by AndreyB « Wed Mar 08, 2023 1:24 pm
Replies: 13
by OSprey42 » Fri Mar 04, 2022 9:03 am

A few RE users including myself and Nightsknight45 (Both running a hellen NB1/2 respectively) are having difficulties tuning the idle throttle blip...

13 Replies

9903 Views

Last post by AndreyB
Wed Mar 08, 2023 1:24 pm
Custom ECU on STM32 Doesnt Rev Pass 4500 RPM

Last post by AndreyB « Sun Jan 01, 2023 10:59 pm
Replies: 1
by elpatriot8 » Sun Jan 01, 2023 10:38 pm

Launch control is off, rev limiter set to 7000, but still the ECU cuts RPM at 4500. What other settings affect some kind of RPM limit that I am...

1 Replies

3073 Views

Last post by AndreyB
Sun Jan 01, 2023 10:59 pm
Fiat Multiair control

Last post by MHTSOS « Fri Dec 16, 2022 6:37 am
Replies: 2
by Mclain » Thu Dec 15, 2022 8:57 am

Hi all,

Decided to make a new topic as this is a total different issue/question then the intential topic.

Ive been wiring the MicroRusefi on a...

2 Replies

3394 Views

Last post by MHTSOS
Fri Dec 16, 2022 6:37 am
bosch green giants 440cc 3bar dead times

Last post by chrisnoth « Fri Dec 02, 2022 12:06 pm
Replies: 2
by subzero » Sat Jun 04, 2022 6:38 pm

where can i find dead times for green giants 440cc bosch injectors?

2 Replies

4712 Views

Last post by chrisnoth
Fri Dec 02, 2022 12:06 pm
DFCO

Last post by mck1117 « Tue Nov 29, 2022 3:37 pm
Replies: 3
by roadcone » Mon Nov 28, 2022 3:01 pm

From what I've seen from poking around tunes in the repository, no one seems to use Decel Fuel Cut Off. Is there any particular reason for that? I've...

3 Replies

3379 Views

Last post by mck1117
Tue Nov 29, 2022 3:37 pm
Wont see crank trigger

Last post by Mclain « Mon Nov 21, 2022 12:38 pm
Replies: 19
by Mclain » Fri Nov 11, 2022 2:06 pm

Hey All,

I finished pretty much everything to make a test run and started to work on figuring out the trigger offsett.
I was given some good...

19 Replies

5367 Views

Last post by Mclain
Mon Nov 21, 2022 12:38 pm
Miata 96: Anything completely obviously wrong?

Last post by roadcone « Thu Nov 10, 2022 3:30 pm

by roadcone » Thu Nov 10, 2022 3:30 pm

I've got the car running fairly well overall but There's some funky cranking and hot start things happening. It'll bog and shake for a few seconds on...

0 Replies

3373 Views

Last post by roadcone
Thu Nov 10, 2022 3:30 pm
IAT fuel multiplier

Last post by AndreyB « Thu Nov 03, 2022 1:22 pm
Replies: 4
by tmbryhn » Wed Nov 02, 2022 1:39 pm

Here's a comparison of the default IAT correction table for Megasquirt and RusEFi:
IAT_MS3_vs_RusEFi.png

Question: In the current fuel equations...

4 Replies

3751 Views

Last post by AndreyB
Thu Nov 03, 2022 1:22 pm
Speed-Density & Barometric correction

Last post by tmbryhn « Wed Nov 02, 2022 1:46 pm
Replies: 5
by tmbryhn » Fri Jun 03, 2022 11:23 pm

I'm working on a new basemap for another aircooled VW engine running 3D printed intakes. This config has one single TB on each side feeding two...

5 Replies

5794 Views

Last post by tmbryhn
Wed Nov 02, 2022 1:46 pm
Start Button Function

Last post by AndreyB « Fri Oct 28, 2022 3:18 pm
Replies: 6
by mtmotorsport » Tue Oct 25, 2022 3:24 pm

Setting up the push button start function and I've run into an issue.

Current config:
Proteus 0.7 F7, firmware snapshot 1019
Start Pin: Analog Volt...

6 Replies

4053 Views

Last post by AndreyB
Fri Oct 28, 2022 3:18 pm

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