Aisin OCVK-004 Engine Variable Valve Timing (VVT) Oil Control Valve - Intake

Aisin OCVK-004 VVT Oil Control Valve

The Aisin OCVK-004 is an engine variable valve timing oil control valve built for precise OE-style operation in the intake cam timing system. It is a direct-fit service part for select Hyundai and Kia applications, including Hyundai Elantra, Elantra GT, Sonata, Tucson, and Kia Optima, Soul, and Forte.

Key Features

• OE-manufactured oil control valve for variable valve timing systems
• Lightweight resin-molded construction
• Intake position application
• Direct replacement for select Hyundai and Kia engines
• Part number: OCVK-004

Detailed Description

This Aisin VVT oil control valve regulates oil flow to the cam phaser, helping the engine manage intake valve timing under changing load and speed conditions. The OCVK-004 is engineered for the intake side and is a fitment-based replacement for 2012-2017 Hyundai Elantra, 2013-2017 Hyundai Elantra GT, 2016-2017 Hyundai Sonata, 2014-2017 Hyundai Tucson, 2017 Kia Optima, 2014-2017 Kia Soul, and 2014-2016 Kia Forte. This part cross-references Dorman OE Solutions 918-034 and Gates VVS138 for the same application.

Common Uses

• Restores intake cam timing control on affected Hyundai Elantra and Elantra GT models
• Addresses rough idle or unstable engine timing behavior tied to VVT control
• Helps correct cam timing response issues on Hyundai Sonata and Tucson applications
• Supports proper intake valve timing on Kia Optima, Soul, and Forte engines
• Replaces a worn or sticking oil control valve in the VVT system

Installation Notes and Tips

Verify engine code and connector match before installation. Clean the mounting area and inspect the oil passages for contamination that could affect valve operation. Confirm the intake position application for your vehicle before ordering, and compare the original valve to part number OCVK-004.

Quality Assurance

Aisin manufactures this valve as an OE-style component using precision production methods and resin molding technology to keep the unit lightweight while maintaining accurate control characteristics.