Standard Ignition VS117 EGR Vacuum Modulator

Overview of Standard Ignition VS117 EGR Vacuum Modulator

The Standard Ignition VS117 Exhaust Gas Recirculation (EGR) Vacuum Modulator is designed specifically for Toyota 4Runner and Pickup models. This component plays a critical role in managing the vacuum signals within the EGR system to help reduce emissions effectively.

• Compatible with Toyota 4Runner and Pickup vehicles
• Includes 4 hose connectors for secure vacuum line attachment
• Features 4 ports to manage vacuum flow accurately
• Vacuum-operated modulator with no bolt holes for direct mounting
• Part number VS117 ensures precise replacement fit

Detailed Product Description

The VS117 vacuum modulator from Standard Ignition is engineered to regulate the vacuum pressure in the EGR system of Toyota 4Runner and Pickup models. It features four hose connectors and four ports, allowing for efficient routing and control of vacuum signals. This modulator does not include gaskets and has zero bolt holes, indicating it is designed to be installed using existing mounting points or brackets. The vacuum operation ensures proper modulation of exhaust gases recirculated back into the intake manifold, which is essential for maintaining emission standards and engine performance.

Common Applications and Issues Addressed

• Helps resolve rough idling caused by faulty EGR vacuum modulation
• Reduces excessive emissions linked to improper EGR function
• Prevents engine hesitation during acceleration due to vacuum leaks
• Addresses check engine light triggers related to EGR system faults
• Improves overall engine efficiency by maintaining correct vacuum flow

Installation Notes and Tips

When installing the Standard Ignition VS117 vacuum modulator, ensure all four hose connectors are securely attached to the corresponding vacuum lines. Since the part does not include gaskets or bolt holes, verify that existing mounting hardware and seals are in good condition or replaced as needed. Proper vacuum line routing is critical to avoid leaks and ensure optimal EGR system performance. Consult the vehicle’s service manual for specific installation procedures related to Toyota 4Runner and Pickup models.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications for fit and function. The VS117 vacuum modulator undergoes rigorous quality control to ensure durability and reliable operation within the emission control system. While specific warranty details may vary, Standard Ignition typically offers a limited warranty covering defects in material and workmanship. Refer to the product documentation or manufacturer’s website for exact warranty terms.