TEXA - OBD-DEUTSCH 9-PIN "Type II" Adapter for Cummins, Allison, John Deere, CNH Group, JCB, Argo Group & American Truck | Truck Diagnostics | 3905786

The 3905786 OBD-DEUTSCH 9-PIN "Type II" Adapter is TEXA's professional heavy-duty diagnostic adapter, engineered for technicians servicing compatible commercial trucks, diesel engines, agricultural equipment, and construction machinery equipped with a Deutsch 9-pin Type II diagnostic connector. Designed to provide fast, stable, and reliable communication between compatible TEXA Navigator diagnostic interfaces and supported electronic control units (ECUs), this adapter delivers dependable connectivity for professional diagnostics in demanding workshop and field service environments.

When paired with compatible TEXA IDC6 TRUCK or TEXA IDC6 OFF-HIGHWAY software, a TEXA Navigator diagnostic interface, the appropriate power supply kit, and an active software subscription where applicable, the 3905786 OBD-DEUTSCH 9-PIN "Type II" Adapter enables technicians to perform complete system diagnostics, read and clear fault codes, monitor live data, perform active tests, complete service resets, execute ECU programming where supported, and access advanced manufacturer-specific diagnostic functions. Built for professional heavy-duty applications, it provides reliable communication across numerous North American truck and equipment platforms.

Key Features

• Professional TEXA Deutsch 9-pin Type II diagnostic adapter – Designed for commercial trucks, diesel engines, agricultural equipment, and construction machinery equipped with a Deutsch Type II connector.
• Broad manufacturer coverage – Supports compatible Cummins, Allison, John Deere, CNH Group, JCB, Argo Group, and North American truck applications.
• Built for TEXA IDC6 software – Optimized for use with compatible TEXA IDC6 TRUCK and OFF-HIGHWAY diagnostic software.
• Advanced diagnostic workflow – Supports fault-code reading and clearing, complete system scans, live parameters, actuator tests, service resets, ECU programming where supported, and other manufacturer-specific diagnostic functions.
• Reliable ECU communication – Provides stable communication between compatible TEXA Navigator interfaces and supported electronic control systems.
• Professional workshop construction – Built to withstand the daily demands of dealerships, fleet maintenance facilities, agricultural service centers, construction equipment shops, and mobile field service.
• Compatible with TEXA Navigator interfaces – Designed for use with supported TEXA Navigator diagnostic interfaces and the required power supply accessories.
• Essential heavy-duty diagnostic accessory – A dependable solution for technicians servicing multiple heavy-duty vehicle and equipment platforms.

Compatibility & Application Uses

The 3905786 OBD-DEUTSCH 9-PIN "Type II" Adapter requires compatible TEXA IDC6 TRUCK or TEXA IDC6 OFF-HIGHWAY software, a TEXA Navigator diagnostic interface, the appropriate TEXA power supply kit, and an active software subscription when applicable. Diagnostic capabilities vary depending on the licensed software package, connected interface, vehicle manufacturer, and supported electronic systems.

• Commercial truck diagnostics – Supports professional diagnostics on compatible North American trucks equipped with a Deutsch 9-pin Type II diagnostic connector.
• Cummins engine diagnostics – Enables diagnostic procedures on compatible Cummins diesel engines using supported TEXA software.
• Allison transmission diagnostics – Supports communication with compatible Allison automatic transmission control systems.
• Agricultural equipment diagnostics – Supports compatible John Deere, CNH Group, and Argo agricultural equipment using TEXA OFF-HIGHWAY software.
• Construction equipment diagnostics – Enables diagnostics for compatible JCB and other supported construction equipment manufacturers.
• Fleet maintenance applications – Ideal for fleet maintenance facilities servicing a variety of commercial vehicles and heavy equipment.

Frequently Asked Questions

What is the 3905786 OBD-DEUTSCH 9-PIN "Type II" Adapter?

The 3905786 is a professional TEXA diagnostic adapter designed to connect compatible TEXA diagnostic equipment to vehicles and equipment equipped with a Deutsch 9-pin Type II diagnostic connector.

Does the 3905786 include diagnostic software?

No. Software licenses, subscriptions, Navigator interfaces, power supply kits, and additional accessories vary depending on the package being purchased. Always verify the contents of the specific product listing before ordering.

Which manufacturers are supported?

The adapter supports compatible applications for Cummins, Allison, John Deere, CNH Group, JCB, Argo Group, and many North American commercial truck manufacturers that utilize a Deutsch 9-pin Type II diagnostic connector.

Can this adapter be used for truck and off-highway diagnostics?

Yes. When paired with compatible TEXA IDC6 TRUCK or TEXA IDC6 OFF-HIGHWAY software, the adapter supports professional diagnostics across commercial truck, agricultural, construction, and industrial equipment platforms.

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.