Gates EMH9018 Engine Crankcase Vent Valve - PCV Valve

Gates EMH9018 Crankcase Vent Valve

The Gates EMH9018 crankcase vent valve is an OE-exact replacement for vehicles that need precise crankcase ventilation pressure control. Built with a plastic body and a single hose connector, it supports clean, direct installation and restores proper emission system operation.

Gates’ Crankcase Vent Valve line focuses on OE-style fit and function for crankcase ventilation pressure regulators, PCV valves, and oil separators. The EMH9018 follows that approach for drivers looking for a direct replacement that matches the original application.

Key Features

• OE-exact crankcase vent valve for accurate fitment
• Plastic construction for application-specific replacement use
• Single hose connector for straightforward routing
• Includes PCV valve content as listed
• Supports restoration of emission ventilation system performance
• Gates EMH9018 part number for easy identification

Detailed Description

The Gates EMH9018 is an engine crankcase vent valve designed to replace a worn or malfunctioning PCV-style component in the emission control system. With an inside diameter of 6 mm (.22 in.) and one hose connector, it is built for the specified factory-style connection points and airflow requirements. This part is listed for 2024-2025 Lexus ES350, 2020 Toyota Tacoma, 2019 Toyota Highlander, and 2017-2019 Toyota Sienna, making it a direct-fit choice for owners searching for a Lexus ES350 crankcase vent valve or a Toyota Tacoma PCV valve replacement. The Gates EMH9018 also serves shoppers looking for a Toyota Highlander PCV valve or Toyota Sienna crankcase ventilation valve by exact part number.

This part cross-references Standard Ignition V594 for the same application.

What It Helps Address

• Rough idle caused by a restricted or failing PCV valve
• Excess crankcase pressure from poor ventilation control
• Oil vapor management issues in the emission system
• Check engine concerns related to crankcase ventilation faults
• Vacuum flow irregularities at the crankcase vent connection

Installation Notes and Tips

Verify the hose diameter and connector style before installation, and compare the removed part to the Gates EMH9018 to confirm the 6 mm inside diameter and single-port layout. For best results, inspect the connected hose and surrounding ventilation components for wear, cracking, or blockage before installing the new valve. Confirm vehicle application by year, make, and model: Fits 2024-2025 Lexus ES350, PCV Valve; Fits 2020 Toyota Tacoma, PCV Valve; Fits 2019 Toyota Highlander, PCV Valve; Fits 2017-2019 Toyota Sienna, PCV Valve.

Quality Assurance

Gates manufactures OE-exact emission ventilation components to match original fit and restore system operation to the intended performance level. The EMH9018 is built as a direct replacement part for the listed applications and is backed by Gates’ product engineering standards.