HomeEmission Control > SensorsStandard Ignition KS254 Ignition Knock (Detonation) Sensor
Part #: KS254

Standard Ignition KS254 Ignition Knock (Detonation) Sensor

⚙️ 22 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Porsche, Cayenne, 911, Carrera GT, and Boxster
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Overview of Standard Ignition KS254 Knock Sensor

The Standard Ignition KS254 Ignition Knock (Detonation) Sensor is designed for precise detection of engine knock in select Porsche models. This sensor helps maintain optimal engine performance by monitoring detonation and sending accurate signals to the engine control unit.

  • Compatible with Porsche 911, Boxster, Carrera GT, and Cayenne models
  • Bolt-on mounting type for secure installation
  • Rectangular female connector with one connector and two blade terminals
  • Terminal gender: male
  • Does not include mounting hardware

Key Features and Specifications

The KS254 knock sensor features a bolt mount attachment method, ensuring a stable and reliable fit on the engine block. It includes a single rectangular female connector designed to interface with male blade terminals, providing a secure electrical connection. The sensor has two blade terminals, which are standard for ignition knock sensors, allowing it to accurately detect engine detonation events.

Function and Application in Porsche Vehicles

This ignition knock sensor is specifically engineered for use in Porsche 911, Boxster, Carrera GT, and Cayenne models. It plays a critical role in emission control by detecting engine knock and enabling the engine control unit to adjust ignition timing accordingly. Proper function of the KS254 sensor helps prevent engine damage and supports efficient combustion.

  • Detects engine knock and detonation
  • Helps optimize ignition timing for performance and emissions
  • Prevents potential engine damage caused by uncontrolled knocking
  • Supports emission control systems in Porsche vehicles

Installation Notes and Tips

Installation of the Standard Ignition KS254 sensor requires a bolt-on mounting approach. Note that mounting hardware is not included, so ensure you have the appropriate bolts for your specific Porsche model. The sensor’s rectangular female connector should be connected to the corresponding male blade terminals carefully to avoid damage. It is recommended to verify connector compatibility and secure the sensor firmly to maintain accurate knock detection.

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 KS254 sensor may vary, Standard Ignition typically offers coverage against defects in materials and workmanship. Using this sensor helps maintain the integrity of your Porsche’s emission control and engine management systems.

BrandStandard Ignition
Part NumberKS254
Attachment MethodBolt On
Connector GenderFemale
Connector ShapeRectangular
Mounting TypeBolt Mount
Terminal GenderMale
Terminal TypeBlade

This part fits 22 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2006PorscheCayenne4.5LV8N/A
2005Porsche911N/A
2005PorscheCarrera GTN/A
2005PorscheCayenne4.5LV8N/A
2004Porsche911N/A
2004PorscheBoxsterN/A
2004PorscheCarrera GTN/A
2004PorscheCayenne4.5LV8N/A
2003Porsche911N/A
2003PorscheBoxsterN/A
2003PorscheCayenne4.5LV8N/A
2002Porsche911N/A
2002PorscheBoxsterN/A
2001Porsche911N/A
2001PorscheBoxsterN/A
2000Porsche911N/A
2000PorscheBoxsterN/A
1999Porsche911N/A
1999PorscheBoxsterN/A
1998Porsche911N/A
1998PorscheBoxsterN/A
1997PorscheBoxsterN/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:

0261231148158-101117-086024210742KNC02795S228571-66597284399660612100DKS694KDSA176S8854SBA4234

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