Universal 6+9 J1708+J1939 – 16-pin OBD2 Adapter Cable | Commercial and Work Vehicle
Warranty directly via AsTools
Warranty directly via AsTools
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2 years warranty on all products
2 years warranty on all products
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Easy returns
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Professional customer service
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The Universal 6+9 J1708+J1939 adapter cable connects the standard female 16-pin OBD2 port with the round 6-pin and 9-pin diagnostic ports of commercial and work vehicles. This Y-cable is specifically developed for applications in heavy industry, where diagnostic equipment must be connected via a universal interface to trucks, buses, construction machines, or agricultural vehicles using Deutsch connectors.
The wiring facilitates communication via the industry standard J1708 and J1939 protocols, where the 6-pin connector is generally used for older vehicle generations and the 9-pin connector for more modern systems with higher data speeds. The adapter cable provides a direct, passive signal transfer from the vehicle ECU to the diagnostic device, without internal electronics or protocol conversion. The robust molded connectors ensure a stable connection in demanding workshop environments.
ADVANTAGES
ATTENTION POINTS
Applications and functionalities
This adapter cable is designed to bridge modern OBD2-based diagnostic hardware and the specific connectors used in the transport and industrial sectors. Its functionality focuses on transmitting data between the vehicle bus and the diagnostic equipment.
- Interface conversion: Converts the physical connection from 6-pin or 9-pin Deutsch (male) to 16-pin OBD2 (female).
- Dual-head design: Offers the ability to read both older (6-pin) and newer (9-pin) machines with a single accessory.
- Communication support: Wired according to the standards for SAE J1708 and SAE J1939 data lines.
- Robust construction: Connectors are molded and equipped with strain relief for durable use in workshops.
Compatible vehicles and applications
The Adapter is universally applicable to vehicles and engines equipped with the standard Deutsch 6-pin or 9-pin diagnostic port. This includes a wide range of heavy commercial vehicles, marine engines, and industrial machines. Compatibility depends on the engine control system used.
Brands (with corresponding engines/systems):
- Caterpillar: Various construction machines and generators.
- Cummins: Industrial engines and truck engines.
- Detroit Diesel: Heavy diesel engines.
- International: Trucks (WorkStar, DuraStar, etc.).
- Kenworth: Trucks.
- Mack: Trucks.
- Peterbilt: Trucks.
- Volvo: Trucks and construction machines (US-spec and specific EU models).
Package Contents
- 1x Universal 6+9 J1708+J1939 – 16-pin OBD2 Adapter Cable | Commercial and Work Vehicle






