Yamaha 6KU-8591A-00-00 Engine Control Unit is a genuine Yamaha control, steering, or cable component. It is designed for the factory-operated control system on compatible models. Yamaha's parts catalog lists it on the diagrams for 8 Yamaha marine models spanning model years 2021–2025.

Key Features

• Purpose: Repairs or replaces the specified steering, shift, throttle, lever, or cable component.
• Design: Routing, travel, mounting points, and connections can vary between applications.
• Fitment: Listed on Yamaha parts diagrams for 8 marine models, shown in the compatibility section below.
• Part Number: Sold as genuine Yamaha part number 6KU-8591A-00-00.

Engine & Boat Compatibility

• 210FSH DELUXE (ELT1050BW 2021, ELT1050BX 2022)
• 210FSH SPORT (ELT1050AW 2021, ELT1050AX 2022)
• AR210 (LBT1050AW 2021, LBT1050AX 2022)
• SX210 (LBT1050BW 2021, LBT1050BX 2022)
• AR220 (HLT1050AY 2023, HLT1050AA 2024)
• SX220 (HLT1050BY 2023, HLT1050BA 2024)
• 220 FSH SPORT (LLT1050AA 2024)
• 220FSH SPORT (LLT1050AB 2025)

Performance & Real-World Benefits

Worn or damaged control components affect how the craft responds to input. Installing the correct part restores the factory routing and operation of the control system.

Why Choose Yamaha OEM

The Yamaha part number confirms the correct routing, connection, and installation position, which can differ between similar-looking control parts.

FAQ

Q1: Is 6KU-8591A-00-00 a genuine Yamaha OEM part?

Yes. This listing is for genuine Yamaha part number 6KU-8591A-00-00.

Q2: How do I confirm this engine control unit fits my Yamaha?

Find your exact model in the Engine & Boat Compatibility list above, then verify part number 6KU-8591A-00-00 against the Yamaha parts diagram for your model and serial number.

Q3: Does this control component require adjustment after installation?

Some steering, throttle, shift, cable, or control components require adjustment or verification. Follow the applicable Yamaha service information for the exact model.

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.