HomeEmission Control > SensorsStandard Ignition KS355 Ignition Knock (Detonation) Sensor - Right
Part #: KS355

Standard Ignition KS355 Ignition Knock (Detonation) Sensor - Right

Right
16 vehicles fit this part
Select your vehicle to confirm fitment
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In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Kia and Hyundai, Magentis, Optima, Rondo, and Santa Fe
Easy Returns — Return within 60 days for a full refund
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Overview of Standard Ignition KS355 Knock Sensor

The Standard Ignition KS355 Ignition Knock (Detonation) Sensor is designed for precise detection of engine knock in select Hyundai and Kia vehicles. This sensor helps maintain optimal engine performance by monitoring detonation and sending accurate signals to the engine control unit.

  • Compatible with Hyundai Magentis, Santa Fe and Kia Optima, Rondo models
  • Bolt-on attachment method with bolt mount design for secure installation
  • Features a rectangular, female plug-in connector with 3 blade terminals
  • Constructed from durable plastic and metal materials for reliable operation
  • Terminal configuration: 3 terminals, male blade type for proper electrical connection

Detailed Product Description

The KS355 knock sensor from Standard Ignition is engineered to detect engine detonation by sensing vibrations caused by knocking. It features a bolt mount attachment method, ensuring a firm and stable fit on the engine block. The sensor includes a single rectangular connector with a female plug-in design, housing three male blade terminals that provide a secure electrical interface. Made from a combination of plastic and metal, this sensor is built to withstand the harsh conditions within the engine bay. This part is specifically designed for use in Hyundai Magentis and Santa Fe, as well as Kia Optima and Rondo models, ensuring compatibility and proper fitment.

Common Applications and Issues Addressed

  • Detects engine knock to prevent potential damage from detonation
  • Helps improve fuel efficiency by optimizing ignition timing
  • Reduces engine noise caused by knocking
  • Prevents check engine light triggers related to knock sensor faults
  • Supports smooth engine performance and longevity

Installation Notes and Tips

Installation requires removal of the old knock sensor and securing the KS355 sensor using the bolt mount method. Note that mounting hardware is not included, so ensure you have the appropriate bolts available. The sensor’s rectangular female connector with three blade terminals should be plugged in carefully to avoid damage. It is recommended to verify the sensor’s position and torque specifications according to the vehicle’s service manual for Hyundai Magentis, Santa Fe, Kia Optima, or Rondo.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. While specific warranty details for the KS355 sensor are not provided here, Standard Ignition typically offers limited warranties covering defects in materials and workmanship. For exact warranty terms, consult the product documentation or authorized distributor.

BrandStandard Ignition
Part NumberKS355
Attachment MethodBolt On
Connector GenderFemale
Connector ShapeRectangular
Mounting TypeBolt Mount
Terminal GenderMale
Terminal TypeBlade

This part fits 16 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2010KiaMagentis2.7LV6Right
2010KiaOptima2.7LV6Right
2010KiaRondo2.7LV6Right
2009HyundaiSanta Fe2.7LV6Right
2009KiaOptima2.7LV6N/ARight Bank, Fits multiple vehicle applications
2009KiaRondo2.7LV6N/ARight Bank, Fits multiple vehicle applications
2008HyundaiSanta Fe2.7LV6Right
2008KiaOptima2.7LV6N/ARight Bank, Fits multiple vehicle applications
2008KiaRondo2.7LV6N/ARight Bank, Fits multiple vehicle applications
2007HyundaiSanta Fe2.7LV6Right
2007KiaMagentis2.7LV6Right
2007KiaOptima2.7LV6N/ARight Bank, Fits multiple vehicle applications
2007KiaRondo2.7LV6N/ARight Bank, Fits multiple vehicle applications
2006KiaMagentis2.7LV6Right
2006KiaOptima2.7LV6N/ARight Bank, Fits multiple vehicle applications
2005KiaMagentis2.7LV6Right

* 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:

0261231230042-0028158-079717-09452KNC0456392503E1105S1171071-690972998DKS795KDSB10030S8955SBC3938

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