# 8.4 | John Deere StarFire

**Applicable to:**  
John Deere StarFire 3000, 6000, 7000 & 7500 GNSS receivers using implement harnessing.

## Harnessing Layout Overview[![ECU_JD_Starfire7000.png](https://docs.t3rra.com/uploads/images/gallery/2025-07/scaled-1680-/d0ZqDnp82Bg2PBuV-ecu-jd-starfire7000.png)](https://docs.t3rra.com/uploads/images/gallery/2025-07/d0ZqDnp82Bg2PBuV-ecu-jd-starfire7000.png) 


For use with **COMMAND**, the John Deere StarFire can be set up with typical John Deere implement harnessing:

- **RE174726 -** Greenstar ISOBUS IBBC (Implement Bus Breakaway Connector) if not present, IBBC from other manufacturers are also appropriate for **COMMAND**.
- **BPF11117 -** John Deere Front Extension Harness with Terminator (10m)  
    
    - **OR BPF11284** - John Deere Front Extension Harness (10m)
    - **AND PF81137** - John Deere Implement Pigtail Terminator Wiring Harness
- **PF90538** - John Deere Implement Receiver Wiring Harness Kit

[![image.png](https://docs.t3rra.com/uploads/images/gallery/2025-06/scaled-1680-/llg75Ge3jUSyWMMy-image.png)](https://docs.t3rra.com/uploads/images/gallery/2025-06/llg75Ge3jUSyWMMy-image.png)

## Connection Process[![image.png](https://docs.t3rra.com/uploads/images/gallery/2025-07/scaled-1680-/OTR1gMZOtLaxdVLj-image.png)](https://docs.t3rra.com/uploads/images/gallery/2025-07/OTR1gMZOtLaxdVLj-image.png)


1\. Connect the John Deere Front Extension Harness to the ISOBUS breakaway connection.

2\. Route along the implement, allowing slack at pivot points and avoiding snag hazards.

[![image.png](https://docs.t3rra.com/uploads/images/gallery/2025-07/scaled-1680-/VMiw0b4MueoRx1Ti-image.png)](https://docs.t3rra.com/uploads/images/gallery/2025-07/VMiw0b4MueoRx1Ti-image.png)

3\. Connect the Implement Receiver Wiring Harness to the Front Extension Harness and route the cabling up toward the receiver mast.

[![image.png](https://docs.t3rra.com/uploads/images/gallery/2025-07/scaled-1680-/szCk65qzjfDIekAM-image.png)](https://docs.t3rra.com/uploads/images/gallery/2025-07/szCk65qzjfDIekAM-image.png)

4\. Connect the Implement Receiver Wiring Harness to the Starfire receiver 12-pin DT connector. A 12-pin Deutsch gender change adapter may be needed to connect the DT06-12SA connector on the implement receiver harness to the DT06-12SA connector on the StarFire Receiver.

[![image.png](https://docs.t3rra.com/uploads/images/gallery/2025-07/scaled-1680-/3C3yWqNDgx6pp3hT-image.png)](https://docs.t3rra.com/uploads/images/gallery/2025-07/3C3yWqNDgx6pp3hT-image.png)

5\. Connect the **<span data-sheets-root="1">PF81137 </span>**Implement Pigtail Terminator to the Implement Receiver Wiring Harness and secure the terminator to the implement receiver wiring harness.

[![image.png](https://docs.t3rra.com/uploads/images/gallery/2025-07/scaled-1680-/xGDljli6p8S80NtF-image.png)](https://docs.t3rra.com/uploads/images/gallery/2025-07/xGDljli6p8S80NtF-image.png)

**Verify:**  
\- Receiver powers on