Walker 590-1186 Engine Variable Valve Timing (VVT) Solenoid

Walker Products 590-1186 VVT Solenoid

Walker Products 590-1186 is an engine variable valve timing (VVT) solenoid built for precise oil control in supported Mazda applications. It uses a black rectangular female connector, a metal housing, and a 2-terminal male interface for a direct-fit style replacement.

Compatible with select Mazda 3, Mazda 5, Mazda 6, CX-7, and MX-5 Miata models, this VVT solenoid supports proper cam timing response when the original unit is worn or no longer operating correctly. Walker Products backs its engine management components with manufacturing and engineering support focused on OEM-level specifications.

Key Features

• Part number: 590-1186
• Engine variable valve timing (VVT) solenoid
• Black connector color with rectangular connector shape
• 1 mounting hole for application-specific installation
• Metal housing for engine bay durability
• 1 female connector and 2 male terminals
• Walker Products engine management component line

Product Details

Walker Products 590-1186 is part of the Walker Products engine management lineup, a product line focused on fuel system and sensor components for automotive repair. Walker Products has supplied aftermarket engine and fuel system parts since 1946 and manufactures to meet or exceed OEM standards and specifications. This VVT solenoid is used in Mazda engines that rely on controlled oil flow to adjust valve timing for performance, drivability, and emissions control. The part number 590-1186 is also referenced in cross applications such as Gates VVS179 and Standard Ignition VVT309.

Fits 2003-2013 Mazda 6, N/A. Fits 2004-2013 Mazda 3, N/A. Fits 2006-2015 Mazda MX-5 Miata, N/A. Fits 2006-2015 Mazda 5, N/A. Fits 2007-2012 Mazda CX-7, N/A.

Common Issues This Part May Solve

• Rough idle caused by inconsistent cam timing control
• Check engine light related to VVT system performance
• Sluggish acceleration from delayed valve timing response
• Engine hesitation during load changes
• Oil control faults affecting variable valve timing operation

Installation Notes and Tips

Confirm the connector style, terminal layout, and mounting point before installation. Inspect the engine oil condition and related VVT passages during replacement, since contamination can affect solenoid operation. Verify the vehicle application by year, make, and model before ordering, especially on Mazda 3, Mazda 6, Mazda 5, CX-7, and MX-5 Miata platforms.

Quality Assurance

Walker Products is an ISO 9001 and IATF 16949 certified manufacturer with in-house engineering and product management support. Its aftermarket engine management parts are produced to align with OEM standards and specifications for the listed Mazda applications.