A-Premium Knock Detonation Sensor – Toyota/Lexus/Scion Compatibility (4Runner, Camry, Prius) Replace 8961502020

Overview

The A-Premium Knock Detonation Sensor is designed to be compatible with a broad group of Toyota, Lexus, and Scion vehicles. This sensor helps monitor detonation-related signals, contributing to controlled engine timing and a steadier driving feel. It’s a compact, black-housed component that fits neatly into a familiar sensor cavity, offering a straightforward replacement path for many enthusiasts and professional technicians alike.

Rather than a one-size-fits-all statement, this sensor emphasizes practical fitment across a wide range of models. If you own a commonly shared platform within the Toyota family—whether you’re driving a rugged 4Runner or a family-friendly Camry—this part is positioned to align with your needs. It’s about giving you a credible, drop-in option that respects existing wiring and harness layouts, with attention to real-world installation ease.

Key vehicle fitment and references

• [Vehicle Fitment]: Broad compatibility spanning Toyota, Lexus, and Scion models, including popular SUVs and sedans
• [Vehicle Fitment]: Specific coverage for diverse lines such as 4Runner, Avalon, Camry, Highlander, Prius, RX, ES, GS, and more
• [Reference Number]: 88971397, 8961502020, 8961506010, 8961520090, 89615BZ030, 89615BZ040, 2421058, KS225
• [Specification]: Terminal Quantity: 2 Pins • Terminal Type: Blade • Color: Black • Package Quantity: 1x Knock Detonation Sensor • Packaging Type: Box
• [Buy with Confidence]: One-year unlimited-mileage guarantee on this sensor

What You Get and How It Helps

This sensor comes as a compact, black housing component designed for durability in a compact footprint. With a two-pin blade terminal configuration, it’s engineered for a clean plug-and-play replacement, reducing the guesswork of installation. The packaging is a sturdy box, signaling a product that’s ready for shipment and simple to store until you’re ready to install.

In real-world use, you may notice smoother engine timing signals and a more predictable ignition event sequence, especially in vehicles with shared platforms. While results can vary by vehicle and condition, the sensor’s built-in design aligns with common service expectations for this part category, helping to support proper engine timing signals without altering other electrical systems.

Product specifics

• Terminal Quantity: 2 Pins
• Terminal Type: Blade
• Color: Black
• Package Quantity: 1x Knock Detonation Sensor
• Packaging Type: Box

Installation Tips

• Disconnect the battery before starting to avoid any shorts during replacement.
• Carefully unplug the existing sensor harness and compare the new sensor for a proper fit.
• Secure the sensor in the same orientation as the original to maintain proper sensor alignment.
• Reconnect the harness, reattach components, and perform a careful start-up check to confirm wiring integrity.

Warranty and Support

With a one-year unlimited-mileage guarantee, A-Premium aims to provide confident support for this sensor as part of your maintenance toolkit. For compatible vehicle coverage and accessory options beyond this sensor, you can explore the broader A-Premium catalog to find consistent, reliable components that align with your vehicle profile.