Yamaha 6MG-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 19 Yamaha marine models spanning model years 2024–2026.

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 19 marine models, shown in the compatibility section below.
• Part Number: Sold as genuine Yamaha part number 6MG-8591A-00-00.

Engine & Boat Compatibility

• 252 S (BXT1900DA 2024)
• 252S (BXT1900DB 2025, BXT1900DC 2026)
• AR 250 (BXT1900EA 2024)
• AR250 (BXT1900EB 2025, BXT1900EC 2026)
• SX 250 (BXT1900FA 2024)
• SX250 (BXT1900FB 2025, BXT1900FC 2026)
• 222 S (HXT1900EA 2024)
• 222S (HXT1900EB 2025, HXT1900EC 2026)
• 252 FSH SPORT (KXT1900AA 2024)
• 252FH SPORT (KXT1900AB 2025)
• 252FSH SPORT (KXT1900AC 2026)
• 222 FSH SPORT (LXT1900BA 2024)
• 222FSH SPORT (LXT1900BB 2025, LXT1900BC 2026)
• AR 190 (TX1900AA 2024)
• AR190 (TX1900AB 2025, TX1900AC 2026)
• SX 190 (TX1900BA 2024)
• SX190 (TX1900BB 2025, TX1900BC 2026)
• 190 FSH SPORT (UX1900AA 2024)
• 190FSH SPORT (UX1900BB 2025, UX1900C 2026)

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 6MG-8591A-00-00 a genuine Yamaha OEM part?

Yes. This listing is for genuine Yamaha part number 6MG-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 6MG-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.