Standard Ignition KS540 Ignition Knock (Detonation) Sensor

Ignition Knock Sensor Overview

The Standard Ignition KS540 is an ignition knock sensor for select Hyundai applications. It uses a plug-in connector and bolt-mount attachment for a direct, serviceable replacement in emission control and engine management systems.

Key Features

• Part number KS540 for easy identification and ordering.
• Two-terminal, male blade design with a plug-in connector.
• Bolt-mount construction for secure installation.
• Plastic and metal housing materials for sensor durability.
• Fits 2021-2023 Hyundai Elantra and 2023 Hyundai Kona.

Detailed Description

The KS540 knock sensor monitors engine vibration and sends signal data to the control system so ignition timing can be adjusted when detonation is detected. This helps maintain proper engine operation in Hyundai Elantra and Hyundai Kona applications that require this sensor configuration. Standard Ignition KS540 is built with a bolt-mount design, two terminals, and a plug-in connection for straightforward replacement service.

This part cross-references DKS285 and EKS188 for the same application.

What It Helps Address

• Knock sensor fault codes related to detonation detection.
• Engine pinging caused by incorrect ignition timing control.
• Rough running from inaccurate knock signal input.
• Check engine light concerns tied to sensor circuit issues.

Installation Notes

Verify connector style, terminal count, and mounting method before installation. The sensor uses a bolt-mount attachment and plug-in electrical connection. Mounting hardware is not included.

Quality Assurance

Standard Ignition supplies replacement sensors for emission control and engine management service. Confirm fitment against the listed Hyundai Elantra and Hyundai Kona applications before installation.