Universal 6-pin J1708 - 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
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Easy returns
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The Universal 6-pin J1708 to 16-pin OBD2 adapter cable is specifically developed for connecting older commercial and work vehicles to modern diagnostic equipment. This adapter bridges the round, gray 6-pin Deutsch connector commonly found in heavy vehicles and the standard 16-pin OBD2 interface of universal readers. The cable is essential for situations where the vehicle uses older communication standards that differ from the modern OBD2 norm.
This adapter enables communication via the J1708 and J1587 protocols, which were the industry standard for heavy-duty vehicles before the introduction of the J1939 protocol. The internal pin configuration is set up to correctly route the data lines from the vehicle ECU to the corresponding pins of the diagnostic interface. It is important that the diagnostic equipment used can handle the specific Heavy Duty protocols and any 24V onboard voltage both in hardware and software, as the cable itself only serves as a physical pass-through.
ADVANTAGES
KEY POINTS
Applications and functionalities
This adapter cable is intended for professional use in the transport sector and heavy industry. The cable supports the following technical functions:
- Protocol conversion: Enables physical connection for systems communicating via SAE J1708 and SAE J1587.
- Interface adaptation: Converts the 6-pin vehicle-specific connection to a universal 16-pin OBD2 female port.
- Diagnostic access: Enables reading fault codes and live data from engine management systems, transmissions, and braking systems of heavy vehicles.
Compatible vehicles and applications
This adapter is widely applicable to American and some European trucks, buses, and heavy machinery built between approximately 1990 and 2005, before the 9-pin J1939 standard became universal. Compatibility depends on the presence of the gray 6-pin diagnostic port.
Common brands with 6-pin connection:
- Freightliner: Models from around 2000-2005
- Kenworth: Older generations
- Mack Trucks: Models with V-MAC systems (J1587/J1708)
- Peterbilt: Older models
- Volvo Trucks (USA): Models from before the J1939 standardization
Package Contents
- 1x Universal 6-pin J1708 - 16-pin OBD2 Adapter Cable | Commercial and Work Vehicle
