HomeEmission Control > SensorsStandard Ignition KS345 Ignition Knock (Detonation) Sensor
Part #: KS345

Standard Ignition KS345 Ignition Knock (Detonation) Sensor

⚙️ 18 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Jaguar, Vanden Plas, XJR, and XK8
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Overview of Standard Ignition KS345 Knock Sensor

The Standard Ignition KS345 Ignition Knock (Detonation) Sensor is designed specifically for Jaguar vehicles, including the Vanden Plas, XJR, and XK8 models. This sensor plays a critical role in detecting engine knock and ensuring optimal engine performance.

  • Compatible with Jaguar Vanden Plas, XJR, and XK8
  • Screw-in mounting type with M12 x 1.25 thread size
  • Rectangular, female connector with one plug-in connector
  • Two terminals: male terminal gender
  • Attachment method: screw-on
  • Mounting hardware not included

Detailed Product Description

The KS345 ignition knock sensor from Standard Ignition is engineered to detect detonation or knocking within the engine, allowing the vehicle's engine control unit (ECU) to adjust ignition timing accordingly. This sensor features a screw-in mounting type with a precise M12 x 1.25 thread size, ensuring a secure and reliable fit on compatible Jaguar engines. The rectangular connector is female with a single plug-in type, designed for straightforward electrical connection. It includes two terminals with male terminal gender, facilitating proper signal transmission. The sensor attaches via a screw-on method, providing a stable installation without the need for additional mounting hardware, which is not included with this part.

Applications and Problem Resolution

This ignition knock sensor is compatible with Jaguar Vanden Plas, XJR, and XK8 models. It is used to monitor engine knocking and helps prevent potential engine damage by enabling timely ignition adjustments. Common issues addressed by this sensor include:

  • Engine knocking or pinging noises
  • Reduced engine performance or power loss
  • Check engine light triggered by knock sensor fault codes
  • Poor fuel economy due to improper ignition timing
  • Potential engine damage from uncontrolled detonation

Installation Notes and Tips

Installation of the KS345 sensor requires a screw-in method using the M12 x 1.25 thread size. Ensure the mounting surface is clean and free of debris before installation. Since mounting hardware is not included, use the original or appropriate screws for secure attachment. The rectangular female connector should be plugged in carefully to avoid damaging terminals. It is recommended to verify sensor alignment and torque specifications according to Jaguar service guidelines to ensure proper function.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications for reliable performance. The KS345 ignition knock sensor undergoes rigorous testing to ensure durability and accurate detection of engine knock. While specific warranty details may vary, Standard Ignition typically offers a limited warranty covering defects in material and workmanship. Consult product documentation or authorized sources for exact warranty terms.

BrandStandard Ignition
Part NumberKS345
Attachment MethodScrew-On
Connector GenderFemale
Connector ShapeRectangular
Connector TypePlug In
Mounting TypeScrew-in
Terminal GenderMale
Thread SizeM12 x 1.25

This part fits 18 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2003JaguarVanden Plas4.0LV8N/A
2003JaguarXJR4.0LV8N/A
2002JaguarVanden Plas4.0LV8N/A
2002JaguarXJR4.0LV8N/A
2001JaguarVanden Plas4.0LV8N/A
2001JaguarXJR4.0LV8N/A
2000JaguarVanden Plas4.0LV8N/A
2000JaguarXJR4.0LV8N/A
1999JaguarVanden Plas4.0LV8N/A
1999JaguarXJR4.0LV8N/A
1999JaguarXK84.0LV8N/A
1998JaguarVanden Plas4.0LV8N/A
1998JaguarXJR4.0LV8N/A
1998JaguarXK84.0LV8N/A
1997JaguarVanden Plas4.0LL6N/A
1997JaguarXK84.0LV8N/A
1996JaguarVanden Plas4.0LL6N/A
1995JaguarVanden Plas4.0LL6N/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:

17-09375S1170871-690772846DKS785KDSA119LCA1692ADS8945SBC3974

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