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The EFI Tuners Guide – Glossary of Terms
Updated August 2022 by Jerry Hoffmann EFI Tuners Guide – Glossary of Terms This is a living document that I’ll be updating as I continue to write future chapters of this EFI Tuning Guide. This Glossary aims to define and to help you understand all of the various terms and TLA’s (Three Letter Acronyms… lol)…
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The EFI Tuners Guide Chapter 3 – Garbage In, Garbage Out: The Three Stages of Success
Updated September 2022 by Jerry Hoffmann Chapter 3 – Garbage In, Garbage Out: A properly installed, configured, and tuned Engine Management System makes all the difference (The Three Stages of Success) GIGO: Garbage In, Garbage Out. It’s a pretty simple principal. Whatever you put into this type of project will absolutely play a role in…
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The EFI Tuners Guide Chapter 2 – Why should you convert to Electronic Ignition Control?
Updated September 2022 by Jerry Hoffmann Chapter 2: Why should you convert to Electronic Ignition Control? And what is a timing table? Timing Tables and Advance Curves in a modern electronic ignition system versus the old school distributor and mechanical/vacuum advance. What’s better and why? That is the question. I’m going to do you…
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The EFI Tuners Guide Chapter 1 – Why should you convert to Electronic Fuel Injection?
Updated September 2022 by Jerry Hoffmann Chapter 1 – Why should you convert to Electronic Fuel Injection? “EFI is more user-friendly than carburetion and will help the more novice tuners. They can perfect the combo on the dyno, then the EFI will self-correct for atmospheric conditions. After a short learning curve, EFI actually levels the…
Read MoreQuick Tech Tip: MS3Pro, MSPNP, MegaSquirt and Windows XP
Products this applies to: MS3Pro, MSPNP, MicroSquirt, MegaSquirt 1/2/3 with TunerStudio on a Windows XP PC Problem: If you’re trying to connect to any of our MegaSquirt based products with Windows XP and you’re having trouble — here’s the skinny: The serial library was updated to support Mac OS M1 and ARM64 on Linux..…
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Using the Tooth Logger and Composite Logger
The tooth logger and composite logger TunerStudio’s tooth logger and composite logger are powerful tools for troubleshooting problems with the MegaSquirt’s RPM input. These are both under the Diagnostic and High Speed Loggers menu. The tooth log records the time between individual pulses from the crankshaft position sensor. The composite log works similarly to a…
Read MoreDIYPNP Documentation for 1999-2000 Mazda Miata
1999-2000 Mazda Miata USDM 1.8L BP MT Test Vehicle Details: The vehicle used for drawing up these application docs was a USDM 1999 Mazda Miata 1.8L with a manual transmission. All factory electronics/ignition system components are in place and the factory wiring harness is in perfect condition. Other notes: MAF in place DIYPNP Sequential…
Read MoreDIYPNP Nippondenso 52 Pin Adapter Board Assembly
The Nippondenso Pin Adapter Board has some extra circuitry for 3 wire IAC control as well as for the stepper valves found on many Toyota and Mitsubishi engines. As with the main board assembly, if it’s important not to get a component backwards, we have marked the step with (+/-). 3 wire IAC Control Install…
Read MoreDIYPNP Documentation for 1987-1988 Porsche 944S
NOTE: The DIYPNPB55-K Kit has been discontinued as of 8/30/18. 1987-1988 Porsche 944S USDM 2.5L MT Test Vehicle Details: The vehicle used for drawing up these application docs was a USDM 1988 Porsche 944S 2.5L with a manual transmission. All factory electronics/ignition system components are in place and the factory wiring harness is in satisfactory condition. …
Read MoreIgnition Control – DIYPNP v1.1
Ignition control is one of the more involved parts of the DIYPNP installation to set up, and may take a bit of trial and error if you do not have an application guide to cover what mods you need. This page will explain the ignition control, both the inputs and the outputs. We’ve made the…
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