TRUCK/TRAILER/BUS One

Powerful diagnostics for powerful machines – tailored precisely to your needs.

TRUCK/TRAILER/BUS One is a professional diagnostic software package for DevCom devices, allowing you to choose one of more than 20 brands of trucks, trailers, and buses. It’s an ideal solution for specialized workshops or fleet operators who need a reliable tool tailored to a specific type of vehicle.

Uncompromising diagnostics

ECU identification, fault code reading and clearing, parameter measuring, DPF regeneration, unit configuration, sensor calibration, actuator tests and advanced functions depending on the vehicle type – all available in a single package you can configure to your needs.

For DevCom diagnostics

TRUCK/TRAILER/BUS One runs exclusively on DevCom devices and is compatible with the Diag Center application (for PC and devices) as well as the Troodon OBD (for mobile devices). The interface is intuitive and available in English and several other languages.

Permanent, one-time-activation licence

The licence is lifetime – once activated, it can be used without any time limit. It also includes the first year of updates for free; additional updates can be purchased as needed.

Software package specifications

List of features*

control unit identification list
reading and erasing fault codes
reading measured system parameters
reset service intervals
actuator test
regeneration of particulate filter
configuration of units
calibration of sensors
immobilizer diagnostics
additional functions depending on vehicle type and control unit

For more information about supported features, see the Supported Vehicles and Features section.

Language support

Czech
French
English
Spanish
German
Russian
Italian

Set control

According to diagnostic hardware:

Diag Center application (for standalone devices and PCs)
Troodon OBD application (for mobile phones)

License validity***

The license becomes effective upon activation (offline/online)
The license is valid for life or until the set is no longer used (deletion of the set or hardware no longer in use).
The application license is identical to the software set license

Installation

exclusively to diagnostic devices of company DevCom
performed exclusively by company DevCom

Update

Update frequency: once a year**
Updates in the first year after purchase included in the price
Optional regular updates

Support for brands and models

A selection of more than 45 brands of passenger and commercial vehicles.
More than 900 models of these brands.

All information about supported vehicles can be found in the Supported Vehicles and Features section.

* Depending on the vehicle type, control unit, and year of manufacture; for specific cases, please contact DevCom technical support.
** Frequency change reserved.
*** Licenses are governed by the applicable General Terms and Conditions of Business and Licensing.

Everything we do follows one main rule: diagnostics must serve you — not the other way around. That’s why we focus on easy operation, intuitive navigation, and technical support whenever you need it.