>> A2L file

A2L file format description

Many people share .a2l files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .a2l file can be edited, converted or printed with. On this page, we try to provide assistance for handling .a2l files.

1 filename extension(s) found in our database.

.a2l - ASAP2 ECU Description

The A2L document files are related to ASAP2 Tool Set. A2L file is an ASAP2 ECU Description. ASAM MCD-2 MC (ASAP2) defines the description format of the internal ECU variables used in measurement and calibration.

ASAP2 Tool Set
Document files
- / -
ASAP2 ECU Description related extensions:
UniPlot Graph
Type3 Design
TurboCAD Mac Drawing
DoubleCAD Document
TurboCAD Mac Drawing
DesignCAD Document

Naturally, other applications may also use the .a2l file extension. Even harmful programs can create .a2l files. Be especially cautious with .a2l files coming from an unknown source!

Can't open a .a2l file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .a2l file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

a21, a2i, a2m, a2p, ael, al, awl, azl

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Asterisk Extension Language Source Code
Siemens AWL File
Adlib Tracker II Instrument File
Amazon Kindle Data
Adlib Tracker II Song
ARJ Compressed Archive

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

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If you have useful information about the .a2l file format, then write to us!

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