A lack of continuity indicates a failure
Disconnect the battery and relieve fuel system pressure to prevent hazards
Brand Part Number Mercury MerCruiser 817275Q05 Mercury MerCruiser 817275A4 Mercury MerCruiser 817275A5 Mercury MerCruiser 817275K05 Mercury MerCruiser 817275Q4 Mercury MerCruiser 817275T4 Mercury MerCruiser 847275A5 Mercury MerCruiser 817275A1 Sierra 18-3147 GLM 12414
Reinstall the pump housing
A full replacement is recommended every 3-5 years
Water Pump Impeller Repair Kit – Fits Yamaha F4/F5/F6 4-Stroke (Replaces 6BX-WG078-00-00) 150HP A lack of continuity indicatesProduct Details This aftermarket Water Pump Impeller Repair Kit is engineered to fit Yamaha 4 6 HP 4 Stroke outboard engines manufactured from 2010 and newer, including F4B, F4L, F4S, F5A, F5L, F5S, F6C, F6L, and F6S models. It provides all necessary components to restore your engine's cooling system for optimal performance and reliability. It serves as a direct replacement for Yamaha OEM part numbers 6BX WG078 00 00, 6EE W0078 00 00, 6EE W0078 01 00,