⚠️ Requires an activated Kess3 Master Alientech device.
This product is a software extension, not a device.



Activation of OBD protocols for KESS3 Master covering passenger cars and light commercial vehicles.
OBD mode reads and writes control unit data via the vehicle's diagnostic port, without removal. This activation covers OBD access on this vehicle range, from older to the latest models.
It is the fastest and least invasive mode. On a large proportion of European petrol and diesel vehicles, it is sufficient to read the original file, write a modified calibration map and restore the original state, with the vehicle fully assembled.
In Master version, read files can be modified in-house or sent to a tuner of your choice.
A KESS3 device (ref. KESS3HW000) and the standard OBDII cable (ref. 144300KOBD) are required. Control units locked in OBD require the Bench-Boot activation for the same segment (ref. KESS3MA005).
Pairs well with
Remote activation within 24-48 hours
Interest-free installment payments
French Technical Support

KESS3 Master - OBD Protocols - Car/LCV
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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FAQs
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⚠️ Requires an activated Kess3 Master Alientech device.
This product is a software extension, not a device.
WHAT THIS PROTOCOL COVERS
Please check that the category and mode correspond to your intended use before ordering; the protocol cannot be modified after activation.

All three formats are available for the Car/LCV category. This product only covers the OBD mode, highlighted below.
This product: OBD
Covers only OBD mode for Cars/Vans. Bench-Boot mode can be ordered separately if required.
ECUs on the bench
Required for cloning or the most secure ECUs that require Bench or Boot intervention.
OBD + Bench-Boot
Combines both modes for Cars/LCVs at €3,390.00 ex VAT, cheaper than buying both separately (€5,480.00 ex VAT).
Activation is performed remotely on your KESS3 Master device, using your Alientech ID, within 24 to 48 hours after the order is placed
No: activation is permanent for the Car/LVC category and OBD-Bench-Boot mode. Only vehicle compatibility updates are covered for 12 months, then renewable.
Yes, each category and mode can be ordered separately or as a pack. You can complete your KESS3 Master as your business grows (Motorbike/Quad/UTV, Agriculture/Heavy Duty/Bus, Boats/Jet Skis).
No, this is a software extension: it requires a KESS3 Master Alientech device that you already own and have activated.
Yes, by ordering "Bench-Boot Protocols - Car/LVC" (2,490.00 € excl. VAT) separately. You can also check if the complete Car/LVC OBD-Bench-Boot pack (3,390.00 € excl. VAT) is more advantageous for your needs.
This is the equivalent of this protocol, but extended to all vehicle categories (Cars/LCVs, Motorcycles/Quads/UTVs, Agriculture/Heavy Goods Vehicles/Buses, Boats/Jet Skis) for the selected mode.
The content of the protocol (vehicles and modes covered) is identical; only the product reference changes depending on your device's version.


Votre panier contient un protocole. Renseignez le numéro de série de votre KESS3 pour finaliser la commande.
Veuillez saisir le numéro de série de votre KESS3 avant de continuer.