I still have vct in place with 20 degree limiters and cmcv deletes. How to install fox body mustang mass air conversion 8688. I would prefer speed density though, race car or daily driver. Beginning in 1989 with the fox body mustang, ford replaced the old speed density computer system with a mass air system.
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. This is used for intake temperature based compenations. This includes the way in which a tuner would hook up into your mustangs ecu. Speed density the speed density sd feature changes the way the engine load is calculated. 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. This guide covers ccf speed density for the ford ecoboost engines. The ecu, or engine control unit, is the computer that runs the engine in a ford car or truck. Speed density tuning using wideband o2 input by william. Btw i have played around with burning chips using the dialbe sport software.
To what extent can the speed density eecs be tuned. From there, you simply start tuning with the accesstuner software. 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. If you need a more general speed density tutorial, then the speed density 101 page may be what youre looking for. 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. Namely, a 302 stroker, stock heads, stock intaketb, mild blower cams, and a single turbo. The o2 sensors adjust fuel below pe power enrichment, and above pe fuel is calculated from a table using the tps, map, rpm, etc. Useful when you dont have a laptop, but do have a hom e computer or access to a friend who does. Uses tfi distributor, 8 injectors, speeddensity metering. I opened up the tb induction because ill be putting on a 65 mm tb sooner or later but has a 58 now. To get the most from the tune, we are going to be using 93 octane pump gas. This page describes the basic process for getting your car setup for speed density operation with ecmlink.
Contact your preferred protuner, confirm they have the latest speed density enabled accesstuner pro software and schedule a speed density dynotune appointment with them. 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. I have changed the injector size in the software and got the car to at least idle and drive. Simplify the process for tuning upgraded turbos by using ve based speed density logic. The alphan is the simplest system, but the least precise for part throttle and engine load. Tuning the speed density section on ford i am tuning a 2007 ford mustang gtcs with a ton of things done. For some reason the aftermarket tuners never got very involved with sd. It utilizes every sensor except the maf mass air flow.
Speed density only allows you to work within the definednarrow set of parameters. It does not discuss specific tuning techniques or other. This is a pretty routine tune that isnt overly complex to setup and dial in. 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. I have a tuner that says he should be able to figure out the software and tune it for me. 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. Performance tunes, at the flip of a switch you can have a tame street driver or. If the problem persists, please contact atlassian support and be sure to give them this code. We have had zero supported customers use blended mafmap. 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. 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. 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. Hpt now has a quality product for tuning your 20052010 ford mustang. Whats the difference between speed density and ve based.
Come check out the different types of electronic tuning softwares and hardware from superchips custom tuning. 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. Binary editor is a flexible software package that allows realtime tuning and datalogging when paired with the moates quarterhorse. Everything from antilock brakes to paddle shifters, side curtain airbags, and sync voice activation software. The coyote cookbook is the only advanced tuning resource for 20112015 ford v8 mustangs and other vehicles with the coyote engine. Bbk mustang speed density cold air intake adapter 1558 86. Learn more about efi tuning instantly, and for free. In speed density mode, you can click conversion at the top of the base fuel table for ve values viewing only, no tuning. Will the eec tuner work with my speed density mustang processor. This guide aims to provide tuning tips and method for tuning speed density sd or map sensor based eecs, i. This eeciv system isnt as wellsupported as the maf cars that followed but tools are available. By modifying the software that runs on the ecu you can increase the power and torque figures of your ford. When downloading modifications to the eec tuner while it is not connected to the eec ivvpcm. While binary editor can support a very wide range of vehicles, out of the box it only supports a few select strategy definitions.
Ford efi system tuning inside the black box part 1. The earlier 8688 cars used a speed density efi electronic fuel injection system which performed well and served its purpose. V8s use maf tuning, and are covered in another guide available at. What performance mods can a speed density 1986 gt take. We are the only software with a speed density calculator. Follow along as i give you a crash course on how to tune your own mustang with basic boltons. 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. Some software manufactures have there own information resources that they can direct you to for questions or situations you need help with. Ported stock heads and intake, 65mm throttle body, 1. Early fox body mustangs used a speeddensity metering system from 19861988. Modifying the ecu is called flashing and can be done through a number of methods, from simply plugging in a software. The qh plugs into the j3 port like a chip, but its capabilities are stunning. Please include your vehicles 4 digit computer code to in the comment section to help us speed up the processing time. Vehicle information sheet remote online tunes only tuning step 1 idle tuning.
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. 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. So i read through the help file and what i did is uncheck afm enabled and only checked use speeddensity map fuel tables. This is an excellent book relating to many aspects of the 8793 5. All the following are mass air unless they say speed density 8ld manual 88 5. 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.
Map sensor can be used on both cars with factory maf or speed density. Speed density works very well with the right setup. 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. It also lets you read stock eec boxes to establish a starter tune. Its alot of fun and not really that complicated once you know all of the parameters of the eec. So as you add performance to your car, you can easily match the eec to your combo. In fact, were going to assume you already know everything off that page as we discuss items below. These ecms have the hardware id sfisd1 hardware for tuning.
Massair is better at adapting to mismatched combos, if that is a plus to you then go for it. 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 systems nonstock heads stock style pi head swaps are ok. M5lp 0501 01 sct software and hardware tuning softwares and hardwares. Early fox body mustangs used a speeddensity metering system from. This can be downloaded with tuning software so it is not critical to read your own ecm. There is currently no eec tuner support for processor da1, speed density. 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. Mass air systems the eeciv computer works in conjunction with another type of engine control system, depending on the year of the car. 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. It gives you absolute, bumpless, 100% realtime tuning and realtime datalogging for all eeciv and eecv through 2004. Read on to learn more about the products only in 5. Our project car is a 2005 mustang gt with a 5 speed manual transmission. Sct proracer advantage iii ford tuning software software.
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