Yamaha - Oil Lamp Lead 26.2 Electrical Indicator Component 6R3-82521-80-00. Overview. The oil warning system is only as good as the wiring behind it. I've seen plenty of cases where the engine was fine, but a bad lead made it look like there was a serious problem. When this connection is clean and solid, your warning light tells you exactly what's going on-no guessing. It's a simple piece, but it's what keeps you informed before things get expensive.. Key Features. • Accurate Warning Signal Transfer - Ensures reliable communication to the oil warning light system.• 26.2 Length Design - Provides proper reach for clean and efficient rigging setups.• OEM Connector Compatibility - Matches factory connections for secure and consistent performance.• Marine-Ready Construction - Built to handle vibration, moisture, and long-term use.. Engine & Boat Compatibility. Designed for Yamaha outboard engines equipped with oil warning and monitoring systems. Commonly used across a range of Yamaha outboa