HomeEmission Control > SensorsStandard Ignition KS489 Ignition Knock (Detonation) Sensor
Part #: KS489

Standard Ignition KS489 Ignition Knock (Detonation) Sensor

⚙️ 4 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Hyundai, Elantra
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Reliable Ignition Knock Sensor for Hyundai Elantra

The Standard Ignition KS489 Ignition Knock (Detonation) Sensor is designed specifically for Hyundai Elantra models. This sensor helps detect engine knocking and ensures optimal engine performance by providing accurate feedback to the vehicle's engine control unit.

  • Direct mounting type for secure installation
  • Push-on attachment method for easy connection
  • Rectangular female connector with one connector quantity
  • Two blade terminals with male terminal gender
  • Durable black vinyl jacket material, UL listed for safety
  • Mounting hardware not included

Technical Details and Features

The KS489 ignition knock sensor from Standard Ignition features a direct mounting type that allows it to be installed firmly on the engine block of Hyundai Elantra vehicles. It uses a push-on attachment method, making the connection process straightforward without the need for additional tools. The sensor includes a single rectangular female connector designed to interface with the vehicle’s wiring harness, featuring two male blade terminals for reliable electrical contact. The sensor’s black vinyl jacket is UL listed, providing resistance to heat and environmental factors commonly encountered in engine compartments.

Purpose and Common Applications

This ignition knock sensor is essential for detecting engine detonation or knocking, which can cause damage if left unaddressed. It is compatible with Hyundai Elantra models and helps maintain engine efficiency and longevity.

  • Detects engine knocking and detonation
  • Prevents engine damage caused by improper combustion
  • Improves fuel efficiency by optimizing ignition timing
  • Supports engine control unit in adjusting performance parameters
  • Reduces emissions by ensuring proper combustion

Installation Notes and Tips

When installing the Standard Ignition KS489 sensor on a Hyundai Elantra, ensure the mounting surface is clean and free of debris for proper sensor function. The push-on attachment method requires firm pressure to secure the connector. Note that mounting hardware is not included, so retain or source the original fasteners if necessary. Verify the connector orientation matches the vehicle’s wiring harness to avoid connection issues.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications. The KS489 ignition knock sensor undergoes rigorous testing to ensure durability and reliable performance under typical operating conditions. While mounting hardware is not included, the sensor itself is backed by Standard Ignition’s quality standards. Please refer to the product documentation or manufacturer’s website for specific warranty details.

BrandStandard Ignition
Part NumberKS489
Attachment MethodPush On
Connector GenderFemale
Connector ShapeRectangular
MaterialBlack vinyl jacket - UL listed
Mounting Hardware IncludedNo
Mounting TypeDirect
Terminal GenderMale
Terminal TypeBlade

This part fits 4 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2020HyundaiElantra1.4LL4N/A
2019HyundaiElantra1.4LL4N/A
2018HyundaiElantra1.4LL4N/A
2017HyundaiElantra1.4LL4N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

3925003AA0DKS929EKS950KDSB10105

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.