What is DME BMW E46?
BMW E46 vehicles (1999-2005 3-Series) are equipped with digital engine management systems (called Digital Motor Electronics or DME) developed by Siemens. The engine control module (ECM) in these systems is programmed with software for the control of fuel injection, ignition and other functions.
What is an alpha n tune?
Alpha-N is a tuning strategy that makes the file unique to that car and its modifications. The car must be tuned on the dyno to dial in your engine and get the most horsepower and torque. The standard ECU programming relies on sensors like the HFM to set its tuning.
How much HP can you get out of an E46 M3?
Factory E46 M3’s put down about 280 WHP. Don’t expect much more than 330 WHP out of an E46 M3 without dumping a great deal of coin. Sticking to naturally aspirated power increases, if the motor has good compression, swapping for a catless header and a good 93 octane tune should increase peak power to roughly 320 WHP.
Is DME same as ECU?
In the automotive industry, DME is often referred to as the Engine Control Unit (ECU), under the heading of Electronic Engine Management Systems.
What is Alpha N reaction?
Neutrons in a MeV range are produced in radioactive decays via spontaneous fission and (alpha, n) reactions, and by cosmic rays. Neutron fluxes from radioactivity dominate at large depths (>1 km w. e.).
How does active AutoWerke E46 BMW M3 software tune?
Within specific ares of the MSS54 DME, the algorithms have been altered to achieve more usable horsepower and torque by re-working features such as the engine VANOS (dual variable valve timing), fuel and ignition maps and torque dampening. Other noticeable r esults are better warm starts, with a crisper and a more responsive throttle.
What kind of software does active Autowerke use?
Active Autowerke’s engineers have spent countless years fine tuning the E46 BMW M3 software. With on-going revisions and updates being made continuously both on our Race and Forced Induction programs, they have made possible the refinements needed for a true hi-performance street tune.
Which is the best tuning company for BMW E46?
Active Autowerke offers some of the most powerful and popular BMW E46 tuning products on the market. From supercharger kits, headers, and exhausts, to suspension and ECU tuning for your E46, we have it all. Our reputation has been proven on both the street and the track – making Active Autowerke your go-to choice for BMW E46 3-Series tuning!
Which is the correct software for BMW M3?
If you have an Alpha N, please click here for the correct software version. https://store.activeautowerke.com/products/active-autowerke-bmw-m3-software-tune-e46?_pos=1&_sid=0e7970a41&_ss=r Active Autowerke’s engineers have spent countless years fine tuning the E46 BMW M3 software.