888590002 Trim Position Sensor for Mercury Mariner Verado | JLM Marine family-yamaha-c150txrw The most reliable method is

The most reliable method is to cross-reference your existing part number with the OEM number 63V-44323-00 listed in the "Part Number Cross-Reference" table

Be prepared for some water to drain out

the ignition switch may be the culprit

ensuring it is properly seated at both ends

This large drain cleaning bladder from GlückMarine is engineered to clear stubborn blockages in drain pipes ranging from 4 to 6 inches (101mm to 152mm) in diameter

888590002 Trim Position Sensor for Mercury Mariner Verado | JLM Marine family-yamaha-c150txrw The most reliable method isTrim Position Sensor Fits Mercury Mariner Verado 200 300 HP Outboard This Trim Position Sensor is engineered to fit Mercury Mariner Verado outboard motors rated 200HP to 300HP. It provides precise feedback to your engine's trim system, ensuring optimal boat performance and handling across all operating conditions. This sensor directly replaces OEM part numbers 888590 and 888590002, offering reliable performance for Mercury and Mariner Verado models.