This is used for intake temperature based compenations. Ford efi system tuning inside the black box part 1. This can be downloaded with tuning software so it is not critical to read your own ecm. How to tune your mustang using hp tuners modular fords.
It utilizes every sensor except the maf mass air flow. Modifying the ecu is called flashing and can be done through a number of methods, from simply plugging in a software. Come check out the different types of electronic tuning softwares and hardware from superchips custom tuning. A mass air conversion pertains to 86 to 88 mustangs that were originally equipped with a speed density system. The alphan is the simplest system, but the least precise for part throttle and engine load. I have a tuner that says he should be able to figure out the software and tune it for me. Useful when you dont have a laptop, but do have a hom e computer or access to a friend who does. How to install fox body mustang mass air conversion 8688. Tuning a speed density system with mods im new to efi systems ever since converting my fastback but since my conversion with maf didnt work correctly i switched to speed density and it worked better than with maf. Simplify the process for tuning upgraded turbos by using ve based speed density logic.
Tuning a speed density system with mods now my concern is that the mods that i did may cause some problem with speed density. It says that 300fwhp is about the limit of 19lb injectors, not that the car only has 300fwhp. This guide aims to provide tuning tips and method for tuning speed density sd or map sensor based eecs, i. Ford mustang 8693 megasquirt gen2 plug and play for the 19861993 ford mustang 5. Speed density the speed density sd feature changes the way the engine load is calculated. The coyote cookbook is the only advanced tuning resource for 20112015 ford v8 mustangs and other vehicles with the coyote engine. From there, you simply start tuning with the accesstuner software. Map sensor can be used on both cars with factory maf or speed density. Speed density only allows you to work within the definednarrow set of parameters. Designed with the diy tuner in mind to give your mustang all the. This is the fuel injection system that i prefer for aftermarket projects.
So i read through the help file and what i did is uncheck afm enabled and only checked use speeddensity map fuel tables. Early fox body mustangs used a speeddensity metering system from 19861988. I would prefer speed density though, race car or daily driver. Read on to learn more about the products only in 5. If you need a more general speed density tutorial, then the speed density 101 page may be what youre looking for. On a subaru, there is preturbo inlet temperature sensor that is integrated into the maf sensor that measures the temperature of the air as it comes through the filter and into the turbo. It does not discuss specific tuning techniques or other. We have had zero supported customers use blended mafmap. Contact your preferred protuner, confirm they have the latest speed density enabled accesstuner pro software and schedule a speed density dynotune appointment with them. Its alot of fun and not really that complicated once you know all of the parameters of the eec. The advantage iii custom tuning software takes 1 business day to be made so it will ship the next business day of when the order is processed. When downloading modifications to the eec tuner while it is not connected to the eec ivvpcm. I opened up the tb induction because ill be putting on a 65 mm tb sooner or later but has a 58 now.
Ported stock heads and intake, 65mm throttle body, 1. The first step in tuning your own mustang with hp tuners is to make sure you have downloaded and installed the latest beta release of the software. This is a pretty routine tune that isnt overly complex to setup and dial in. What performance mods can a sp eed density 1986 gt take if this is your first visit, be sure to check out the faq by clicking the link above. The necessity of the swap comes in when you decide to change camshafts, increased displacement, or otherwise modify the car in a way the manifold vacuum will be altered or injector size will be changed. We are the only software with a speed density calculator. Ive got my car running pretty good but cold starts are still very rough and transient fueling is still kind of funky, with lean tipins and rich liftoffs. What performance mods can a speed density 1986 gt take if this is your first visit, be sure to check out the faq by clicking the link above. This includes the way in which a tuner would hook up into your mustangs ecu. This page describes the basic process for getting your car setup for speed density operation with ecmlink. I have changed the injector size in the software and got the car to at least idle and drive. Hpt now has a quality product for tuning your 20052010 ford mustang. Without some way of telling the eec whats going on i dont see how you could tune the sd to compensate for the change in vacume signal that occurs when you change the cam. If the problem persists, please contact atlassian support and be sure to give them this code.
Speed density systems nonstock heads stock style pi head swaps are ok. V8s use maf tuning, and are covered in another guide available at. Binary editor is a flexible software package that allows realtime tuning and datalogging when paired with the moates quarterhorse. The qh plugs into the j3 port like a chip, but its capabilities are stunning. Everything from antilock brakes to paddle shifters, side curtain airbags, and sync voice activation software. All the following are mass air unless they say speed density 8ld manual 88 5. The ecu, or engine control unit, is the computer that runs the engine in a ford car or truck. This morning i started it up and went for a drive and the car went into a limp mode not letting me go past 3000rpm. When sd mode is activated the ecu will disregard the maf sensor reading and will instead calculate mass airflow based on engine speed, manifold pressure and air temperature, allowing the maf sensor to be removed and a larger intake to be installed. This guide covers ccf speed density for the ford ecoboost engines. Please include your vehicles 4 digit computer code to in the comment section to help us speed up the processing time. Beginning in 1989 with the fox body mustang, ford replaced the old speed density computer system with a mass air system.
Tuning the speed density section on ford i am tuning a 2007 ford mustang gtcs with a ton of things done. Will the eec tuner work with my speed density mustang processor. Btw i have played around with burning chips using the dialbe sport software. By modifying the software that runs on the ecu you can increase the power and torque figures of your ford. What performance mods can a speed density 1986 gt take. Bbk mustang speed density cold air intake adapter 1558 86. The tweecer is an adapter which connects to the j3 service port of an 8795 mustang eeciv pcm, giving you the ability to substitute parameters in the calibration data with parameters that match the modifications which you have made to your engine combo. The o2 sensors adjust fuel below pe power enrichment, and above pe fuel is calculated from a table using the tps, map, rpm, etc. Our project car is a 2005 mustang gt with a 5 speed manual transmission. Whats the difference between speed density and ve based. Vehicle information sheet remote online tunes only tuning step 1 idle tuning. While binary editor can support a very wide range of vehicles, out of the box it only supports a few select strategy definitions. In the next few weeks well be using an eec tuning software to make some modifications to the mass air computer to see if we can make. The tweecer is an adapter which connects to the j3 service port of the 19842004 ford eec pcm, giving you the ability to modify parameters in the calibration data with parameters that match the modifications which you have made to your engine combo.
Performance tunes, at the flip of a switch you can have a tame street driver or. The earlier 8688 cars used a speed density efi electronic fuel injection system which performed well and served its purpose. Massair is better at adapting to mismatched combos, if that is a plus to you then go for it. To get the most from the tune, we are going to be using 93 octane pump gas.
For some reason the aftermarket tuners never got very involved with sd. It gives you absolute, bumpless, 100% realtime tuning and realtime datalogging for all eeciv and eecv through 2004. Sct proracer advantage iii ford tuning software software. There is currently no eec tuner support for processor da1, speed density. I would need to change the firing order, and set it for larger injectors for sure, but also it would need to completely remap the fuel curve, and id like to be able to play with the timing.
Learn more about efi tuning instantly, and for free. Namely, a 302 stroker, stock heads, stock intaketb, mild blower cams, and a single turbo. This eeciv system isnt as wellsupported as the maf cars that followed but tools are available. These ecms have the hardware id sfisd1 hardware for tuning.
I am tuning a 2007 ford mustang gtcs with a ton of things done. Uses tfi distributor, 8 injectors, speeddensity metering. To what extent can the speed density eecs be tuned. In fact, were going to assume you already know everything off that page as we discuss items below. Follow along as i give you a crash course on how to tune your own mustang with basic boltons. There are basically three strategies used for eec fuel control. Speed density works very well with the right setup. In speed density mode, you can click conversion at the top of the base fuel table for ve values viewing only, no tuning. I still have vct in place with 20 degree limiters and cmcv deletes. Early fox body mustangs used a speeddensity metering system from. So as you add performance to your car, you can easily match the eec to your combo. This is an excellent book relating to many aspects of the 8793 5.
Some software manufactures have there own information resources that they can direct you to for questions or situations you need help with. Allows you to hold the car at a set rpm limit transbrake enabling bump box will allow the car to be on the transbrake and deep stage the car. Speed density tuning using wideband o2 input by william henn, foff667 speed density tuning using wideband o2 input. We have provided for this from a hardware standpoint, but i can tell you with 100% certainty we will be able to supported you better purely speed density. It also lets you read stock eec boxes to establish a starter tune. M5lp 0501 01 sct software and hardware tuning softwares and hardwares. In terms of performance, a speed density car is said to be quicker when both are stock.
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