Jaltest (JDC603A) | Mercury 4-pins OBD - 16-pins OBD2 Adapter Cable | Motorboat
Warranty directly via AsTools
Warranty directly via AsTools
We handle warranty cases ourselves, quickly and without involving the manufacturer. Thanks to our own parts inventory and technical expertise, we can usually assist 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 ensures you long-lasting quality and service.
Easy returns
Easy returns
You can easily request your return through your account. We will send you the return label by email. Return shipping costs are your responsibility.
Professional customer service
Professional customer service
Our experts are ready to help you quickly and professionally, both online and in our physical store. Questions? Feel free to contact us!
The Jaltest JDC603A is a diagnostic adapter cable, specifically designed for Mercury engines in the maritime sector. The cable enables a connection between the engine's 4-pin diagnostic connector and a compatible diagnostic device with a 16-pin OBD2 port, such as the Jaltest Link interface.
This adapter cable facilitates communication with the engine's electronic control unit (ECU). This allows the user to perform diagnostic tasks, such as reading and clearing fault codes, viewing live data from sensors and actuators, and performing component activations and system calibrations.
Application and functionality:
This cable is used to connect a diagnostic device to compatible Mercury engines for various diagnostic procedures.
- Diagnostics: Reading and clearing fault codes from the engine control unit (ECU).
- Live data: Displaying real-time parameters such as engine speed, temperature, and sensor data.
- System tests: Activating components and performing system-specific tests and calibrations.
Compatible vehicles and applications:
The JDC603A adapter cable is compatible with a range of Mercury outboard and inboard engines equipped with a 4-pin diagnostic connector.
Mercury:
- EFI (4-stroke): Various models
- Optimax (2-stroke): Various models
- Verado: Various models
Important: Before purchasing the product, always check your vehicle's connector. This may vary by model and year of manufacture.
Package Contents:
- 1x Jaltest (JDC603A) | Mercury 4-pin OBD - 16-pin OBD2 Adapter Cable | Motorboat
Technical specifications:
| Product brand | Jaltest |
| Product model | JDC603A |
| Vehicle side connector | Mercury 4-pin |
| Adapter side connector | 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?
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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.






