HomeEmission Control > SensorsStandard Ignition KS342 Ignition Knock (Detonation) Sensor
Part #: KS342

Standard Ignition KS342 Ignition Knock (Detonation) Sensor

⚙️ 15 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Mazda, 3, CX-7, and 6
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Overview of Standard Ignition KS342 Knock Sensor

The Standard Ignition KS342 Ignition Knock (Detonation) Sensor is designed for precise detection of engine knock in select Mazda vehicles. This sensor helps maintain optimal engine performance by monitoring detonation and sending accurate signals to the engine control unit.

  • Compatible with Mazda 3, Mazda 6, and Mazda CX-7 models
  • Bolt-on mounting type for secure installation
  • Single oval-shaped plug-in connector with male connector gender
  • Two blade-type terminals with female terminal gender
  • Does not include mounting hardware

Detailed Product Features and Specifications

The KS342 knock sensor from Standard Ignition features a bolt mount attachment method, ensuring a stable and reliable fit on compatible Mazda engines. It includes one oval-shaped connector designed for plug-in connection, featuring a male connector gender that mates with female terminals. The sensor has two blade-type terminals, which provide a secure electrical connection. Note that mounting hardware is not included, so ensure you have the necessary bolts for installation. This sensor is engineered to detect engine detonation accurately, allowing the vehicle’s engine control unit to adjust ignition timing and prevent engine damage.

Compatible Mazda Models and Applications

This ignition knock sensor is specifically compatible with Mazda 3, Mazda 6, and Mazda CX-7 models. If you are searching for a knock sensor replacement for these vehicles, the Standard Ignition KS342 is designed to meet OEM specifications and provide reliable performance.

Common Issues Addressed by the KS342 Knock Sensor

  • Engine knocking or pinging during acceleration
  • Reduced fuel efficiency due to improper ignition timing
  • Check engine light triggered by knock sensor fault codes
  • Engine performance issues related to detonation detection failure
  • Potential engine damage from undetected knock events

Installation Notes and Tips

Installation of the Standard Ignition KS342 sensor requires removal of the old knock sensor and securing the new sensor using bolts (not included). Ensure the mounting surface is clean and free of debris before installation. Connect the oval-shaped plug firmly to avoid loose connections. It is recommended to verify sensor operation with a diagnostic tool after installation to confirm proper function.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM standards. While specific warranty details for the KS342 sensor may vary, Standard Ignition typically offers a limited warranty covering defects in materials and workmanship. Refer to the product packaging or manufacturer documentation for exact warranty terms.

BrandStandard Ignition
Part NumberKS342
Attachment MethodBolt On
Connector GenderMale
Connector ShapeOval
Connector ShapeRectangular
Connector TypePlug In
Mounting TypeBolt Mount
Terminal GenderFemale
Terminal TypeBlade

This part fits 15 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
2013Mazda32.3LL4N/A
2012Mazda32.3LL4N/A
2012MazdaCX-72.3LL4N/A
2011Mazda32.3LL4N/A
2011MazdaCX-72.3LL4N/A
2010Mazda32.3LL4N/A
2010MazdaCX-72.3LL4N/A
2009Mazda3Mazdaspeed2.3LL4N/A
2009MazdaCX-7N/A
2008Mazda3N/A
2008MazdaCX-72.3LL4N/A
2007Mazda3N/A
2007Mazda62.3LL4N/A
2007MazdaCX-72.3LL4N/A
2006Mazda62.3LL4N/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:

17-09355S1210671-695172876DKS782KDSA108KNS1159L80718921S8942SBC3923V25-72-0203

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