Cloyes VTS138 Engine Variable Valve Timing (VVT) Solenoid - Exhaust

Overview

Cloyes VTS138 is an engine variable valve timing solenoid for exhaust-side applications on select Hyundai, Kia, and Genesis vehicles. It is built as a replacement for malfunctioning VVT solenoids and is suited to higher-mileage repairs where precise oil control is needed for valve timing operation.

This part number, VTS138, is used across a wide range of Hyundai Sonata, Hyundai Tucson, and Kia Sportage applications, making fitment verification important before ordering.

Key Features

• Electric 12-volt VVT solenoid for exhaust-side timing control
• Steel housing for durable engine-bay service
• Male pin connector with 2 terminals and 2 pins
• Compact solenoid body with a 4.147-inch overall length
• Direct replacement format for select Hyundai, Kia, and Genesis engines

Detailed Description

The Cloyes VTS138 is an engine variable valve timing solenoid designed to replace a failed exhaust VVT solenoid and restore proper timing control. It uses an electric activation design, a male connector, and a steel housing to match the demands of modern engine management systems. This part number, VTS138, covers multiple Hyundai and Kia platforms, including Hyundai Elantra N, Hyundai Kona N, Kia Stinger, and Genesis G70 applications.

Cloyes positions this VVT solenoid line as a repair solution for higher-mileage vehicles, where solenoid wear, sticking, or electrical faults can affect engine performance. If you are sourcing a VVT solenoid for a Hyundai Sonata, Hyundai Tucson, or Kia Sorento, confirm the exhaust-side fitment details against the vehicle listing before installation.

What It Helps Fix

• Rough idle caused by a faulty exhaust VVT solenoid
• Timing response issues related to solenoid electrical failure
• Check engine light conditions tied to variable valve timing faults
• Loss of engine efficiency from inconsistent cam timing control
• Driveability complaints on higher-mileage Hyundai and Kia engines

Installation Notes

Verify the connector style, terminal count, and exhaust-side application before installation. Confirm the part number VTS138 against the vehicle’s engine code and original solenoid configuration to ensure correct fitment on Hyundai, Kia, and Genesis models.

Quality Assurance

Cloyes manufactures this VVT solenoid as a replacement component for engine timing repair. The VTS138 is cross-referenced to 243752G500 for the same application.