Jaltest (JDC111A) | Knorr-Bremse (KB4-TA ABS) 7-pins OBD - 16-pins OBD2 Adapter Cable | Trailer
Warranty handled directly by AsTools
Warranty handled directly by AsTools
We handle warranty cases ourselves, quickly and without the intervention of the manufacturer. Thanks to our own parts inventory and technical expertise, we can usually help you immediately. Only in exceptional cases do we still send the product to the supplier.
2 years warranty on all products
2 years warranty on all products
All our products come with a 2-year factory warranty. This way, you are assured of long-lasting quality and service.
Easy returns via Returnless
Easy returns via Returnless
Returns are easy via Returnless. Register your return online and choose your own shipping method. Return costs are at your own expense.
Professional customer service
Professional customer service
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The Jaltest JDC111A is an Adapter Cable specifically designed to connect diagnostic equipment with trailers. The cable features a 7-pin Knorr-Bremse KB4-TA connector for the vehicle side and a universal 16-pin OBD2 connector for the diagnostic tester. This setup enables direct communication with the ABS system (Anti-lock Braking System) of the Trailer.
This cable is developed for reading diagnostic data from Knorr-Bremse brake systems. It allows the user to analyze error codes, view live data, and perform system tests on the ABS of the Trailer. The robust construction ensures a stable connection during diagnostic and maintenance work in a workshop environment.
Application and functionality:
This cable is developed for performing diagnostics on ABS systems of trailers equipped with a specific Knorr-Bremse connection.
- Diagnostic connection: Establishes a stable communication link between a Jaltest diagnostic device and the Knorr-Bremse ABS control unit of the trailer.
- Error code analysis: Provides access to the ABS system's fault memory for reading and clearing diagnostic trouble codes (DTCs).
- System compatibility: Specifically designed for the 7-pin Knorr-Bremse KB4-TA diagnostic port used on many trailers.
Compatible vehicles and applications:
This Adapter Cable is suitable for trailers and semi-trailers equipped with a Knorr-Bremse KB4-TA ABS system with a 7-pin diagnostic connection. The cable is universally applicable to trailers from various manufacturers, provided they are equipped with the mentioned Knorr-Bremse system.
Important: Before purchasing the product, always check your vehicle's connection. This may vary by model and year.
Package Contents:
- 1x Jaltest (JDC111A) | Knorr-Bremse KB4-TA ABS 7-pin OBD - 16-pin OBD2 Adapter Cable | Trailer
Technical specifications:
| Specification | Description |
|---|---|
| Product brand | Jaltest |
| Product model | JDC111A |
| Vehicle side connection | 7-pin Knorr-Bremse KB4-TA |
| Adapter side connection | 16-pin OBD2 (female) |

To ensure that you always have access to the latest updates and software for your Jaltest device, it is important that you register the correct distributor.
Only the registered distributor can perform new software and updates. When you appoint us as your distributor, we can take care of this for you and guarantee that your device remains up-to-date without any issues.
How does it work?
-
Download and fill in the change form
You can find the form as a PDF file here. -
Send the completed form to us
This can easily be done by email to support@astools.eu. -
We take care of the rest
With the form, we at Jaltest can submit the change and officially register you as our customer.






