Yamaha BX4-8591A-41-00 - Engine Control Unit Assembly is a genuine Yamaha part. This control unit processes signals and controls the system it is part of. Match part number BX4-8591A-41-00 to the Yamaha parts diagram for your model to confirm it is the component you need.

---

Key Features & Benefits

• Processes sensor inputs and controls the system it manages.
• Replaces a failed or damaged control unit.
• Connects to the factory wiring harness for its location.

---

Frequently Asked Questions

Is BX4-8591A-41-00 a genuine Yamaha part?

Yes. BX4-8591A-41-00 is the Yamaha part number for the Engine Control Unit Assembly. It replaces a failed electronic control unit with the specified Yamaha part.

What does the Engine Control Unit Assembly (BX4-8591A-41-00) control?

The Engine Control Unit Assembly manages the system it is wired into, using inputs from related sensors, as shown for part BX4-8591A-41-00 in the Yamaha parts diagram.

How can I check that the Engine Control Unit Assembly (BX4-8591A-41-00) is the right part for my vehicle?

Find the Engine Control Unit Assembly in the Yamaha parts diagram for your exact model and year and confirm the part number shown matches BX4-8591A-41-00. A Yamaha dealer can also verify it with your model or VIN.

---

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.