3G3-06021-1 Exciter/Charging Coil for Tohatsu Nissan M9.9D M9.9D2 M15D2 M18E2 NS9.9D NS9.9D2 NS15D NS15D2 NS18E NS18E2 NS25C3 M25C3 M30A4 | JLM Marine

Exciter/Charging Coil for Tohatsu Nissan 9.9-30HP Outboards – OEM 3G3-06021-1

This aftermarket exciter/charging coil is designed as a direct replacement for Tohatsu and Nissan outboard engines ranging from 9.9HP to 30HP, covering both 2-stroke and select 4-stroke models manufactured between 2002 and 2003. Engineered for reliable ignition and charging performance, this coil ensures your outboard runs smoothly on the water.

This unit replaces OEM part numbers 3G3-06021-1, 3G3060211, and 3G3060211M, providing a cost-effective solution without compromising quality. Built with highest-grade lamination materials and copper windings rated to 200°C, it delivers consistent performance in demanding marine environments.

• Plug-and-play installation – Connector included for easy, direct fitment
• Tested before shipment – Each unit undergoes quality control to ensure reliability
• Aftermarket replacement – 100% brand new, built to OEM specifications

Part Number Cross-Reference

Use this table to confirm equivalent part numbers across OEM and aftermarket sources.

Compatible Engine Models

Confirm your engine model/year in the table below.

Compatibility chart is for reference only. Please compare with your faulty unit and the images provided to confirm fitment.

Technical Specifications

Package Contents

Your package includes:

• 1 × Exciter/Charging Coil Assembly

The package contains all the parts shown in the product images.

Installation Guide

1. Disconnect the battery and ensure the engine is completely off before beginning any work.
2. Locate the existing exciter/charging coil on your outboard engine, typically found under the flywheel cover.
3. Remove the flywheel cover by unscrewing the retaining bolts. Set the cover and hardware aside safely.
4. Carefully disconnect the electrical connector from the old exciter coil.
5. Remove the mounting screws securing the old coil to the stator plate.
6. Lift out the faulty coil and inspect the mounting area for debris or corrosion; clean if necessary.
7. Position the new exciter coil onto the stator plate, aligning the mounting holes.
8. Install and tighten the mounting screws to manufacturer specifications (do not overtighten).
9. Reconnect the electrical connector, ensuring it clicks securely into place.
10. Reinstall the flywheel cover and tighten all retaining bolts evenly.
11. Reconnect the battery and test the engine for proper starting and charging function.
12. If issues persist, double-check all connections and consult a qualified marine technician.

Troubleshooting & FAQ

Q: How do I confirm this exciter coil fits my engine?
A: Cross-reference your engine's model number and year with the compatibility table above. Additionally, compare the part number on your original coil (3G3-06021-1, 3G3060211, or 3G3060211M) and visually match it with the product images to ensure proper fitment.

Q: What are the signs that my exciter/charging coil is failing?
A: Common symptoms include difficulty starting the engine, weak or no spark, battery not charging while running, and intermittent electrical issues. If you experience these problems, testing or replacing the exciter coil may resolve them.

Q: How does this aftermarket coil compare to the OEM part?
A: This aftermarket exciter coil is manufactured to OEM specifications using highest-grade lamination materials and copper windings resistant to 200°C. It offers the same plug-and-play fitment and reliable performance as the original Tohatsu/Nissan part, but at a more competitive price point.

Q: Can I install this coil myself, or do I need a professional?
A: While the coil is designed for direct replacement and includes a connector for easy installation, working under the flywheel requires mechanical knowledge and proper tools. We recommend professional installation to ensure safety and optimal performance.

Q: Is this an OEM part or an aftermarket replacement?
A: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.

Q: How fast do you ship and how much does it cost?
A: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.

Q: What is your warranty and return policy?
A: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused & in original condition); please see our policy page or reach out for instructions.

Important Notes

• Verify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.
• This product is an aftermarket replacement part and is not an OEM component.
• Professional installation is recommended to ensure safety and optimal performance.

Why Choose JLM MARINE?

• Quality Assured: As a trusted manufacturer for over 20 years, we supply top marine brands globally.
• Fast Global Shipping: Free delivery worldwide in 5–15 days.
• Direct from Manufacturer: Competitive pricing without compromising quality.