HomeEmission Control > SensorsStandard Ignition KS309 Ignition Knock (Detonation) Sensor
Part #: KS309

Standard Ignition KS309 Ignition Knock (Detonation) Sensor

⚙️ 13 vehicles fit this part
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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: Jaguar, X-Type, XK8, and XKR
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Overview of Standard Ignition KS309 Knock Sensor

The Standard Ignition KS309 Ignition Knock (Detonation) Sensor is designed for precise detection of engine knock in Jaguar vehicles. Specifically compatible with Jaguar X-Type, XK8, and XKR models, this sensor helps maintain optimal engine performance by monitoring detonation events.

  • O.E.M. replacement part ensuring direct fit and function
  • Bolt mount attachment method for secure installation
  • Rectangular female connector with one connector and two blade terminals
  • Terminal configuration: male blade terminals for reliable electrical connection
  • Mounting hardware not included

Detailed Product Description

The KS309 knock sensor from Standard Ignition is engineered to detect engine detonation by sensing vibrations caused by knocking. It features a bolt-on mounting type that ensures a stable and secure fit on the engine block. The sensor includes a single rectangular female connector with two male blade terminals, designed to interface seamlessly with the vehicle’s wiring harness. This O.E.M. replacement part meets factory specifications, making it suitable for Jaguar X-Type, XK8, and XKR models requiring precise ignition knock detection.

Common Applications and Issues Addressed

  • Detects engine knock to prevent potential damage
  • Helps improve fuel efficiency by optimizing ignition timing
  • Reduces engine noise caused by detonation
  • Prevents engine misfires related to knock sensor failure
  • Supports emission control by maintaining proper combustion

Installation Notes and Tips

  • Ensure the mounting surface is clean and free of debris before installation
  • Use the original bolt or appropriate hardware as mounting hardware is not included
  • Verify connector orientation; the sensor uses a female rectangular connector with two male blade terminals
  • Tighten the sensor securely to avoid false knock readings
  • Consult vehicle service manual for torque specifications and sensor location

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed O.E.M. standards, providing reliable performance and durability. The KS309 knock sensor undergoes rigorous testing to ensure compatibility and function with Jaguar X-Type, XK8, and XKR models. Warranty coverage details should be confirmed with the product documentation or supplier.

BrandStandard Ignition
Part NumberKS309
Attachment MethodBolt On
Connector GenderFemale
Connector ShapeRectangular
Mounting Hardware IncludedNo
Mounting TypeBolt Mount
O.E.M. ReplacementYes
Terminal GenderMale
Terminal TypeBlade

This part fits 13 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2008JaguarX-TypeN/AOn Side of Engine
2007JaguarX-TypeN/AOn Side of Engine
2006JaguarX-TypeN/AOn Side of Engine
2005JaguarX-TypeN/AOn Side of Engine
2004JaguarX-TypeN/AOn Side of Engine
2003JaguarX-TypeN/AOn Side of Engine
2002JaguarX-TypeN/AOn Side of Engine
2002JaguarXK84.0LV8N/A
2002JaguarXKR4.0LV8N/A
2001JaguarXK84.0LV8N/A
2001JaguarXKR4.0LV8N/A
2000JaguarXK84.0LV8N/A
2000JaguarXKR4.0LV8N/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:

158-126817-09075S562271-679872951DKS749KDSB10004LNE1692AAS8909SBC3883

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