HomeEmission Control > SensorsStandard Ignition KS56 Ignition Knock (Detonation) Sensor
Part #: KS56

Standard Ignition KS56 Ignition Knock (Detonation) Sensor

⚙️ 17 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: Ford and Mercury, Escort, Focus, Mustang, and Tracer
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Overview of Standard Ignition KS56 Knock Sensor

The Standard Ignition KS56 Ignition Knock (Detonation) Sensor is designed for precise detection of engine knock in select Ford and Mercury vehicles. This sensor ensures optimal engine performance by monitoring detonation and providing accurate feedback to the engine control unit.

  • Direct attachment method for secure installation
  • Male connector with round, plug-in design
  • Bolt mount for reliable sensor positioning
  • Two female bullet terminals for stable electrical connection

Detailed Product Features and Specifications

The KS56 knock sensor from Standard Ignition features a direct attachment method that allows it to be mounted firmly to the engine block, ensuring accurate knock detection. Its male connector is round and designed for plug-in connection, simplifying the wiring process. The sensor uses a bolt mount type for secure and vibration-resistant installation. Electrical connections are made through two female bullet terminals, providing a dependable interface with the vehicle’s wiring harness.

Compatible Vehicles and Applications

This ignition knock sensor is compatible with various Ford and Mercury models, including the Escort, Focus, Mustang, and Tracer. The KS56 sensor is specifically engineered to meet the emission control sensor requirements of these vehicles, helping to maintain engine efficiency and reduce harmful emissions.

  • Detects engine knock and detonation for improved combustion control
  • Helps prevent engine damage caused by pre-ignition
  • Supports emission control systems by providing accurate sensor data
  • Assists in maintaining optimal engine timing and performance

Installation Notes and Tips

When installing the Standard Ignition KS56 sensor, ensure the bolt mount is securely fastened to the engine block to maintain sensor accuracy. The male round plug-in connector should be properly aligned and fully seated to avoid electrical issues. Verify that the two female bullet terminals are correctly connected to the vehicle’s wiring harness for reliable signal transmission.

Quality Assurance and Warranty

Standard Ignition manufactures the KS56 knock sensor to meet OEM specifications, ensuring consistent performance and durability. While specific warranty details are not provided here, Standard Ignition products typically come with a limited warranty covering defects in materials and workmanship.

BrandStandard Ignition
Part NumberKS56
Attachment MethodDirect
Connector GenderMale
Connector ShapeRound
Connector TypePlug in
Mounting TypeBolt mount
Terminal GenderFemale
Terminal Quantity2
Terminal TypeBullet

This part fits 17 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2004FordFocus2.0LL4N/A
2004FordMustang4.6LV8N/A
2003FordFocus2.0LL4N/A
2003FordMustang4.6LV8N/A
2002FordEscort2.0LL4N/A
2002FordFocus2.0LL4N/A
2002FordMustang4.6LV8N/A
2001FordEscort2.0LL4N/A
2001FordFocus2.0LL4N/A
2001FordMustang4.6LV8N/A
2000FordEscort2.0LL4N/A
2000FordFocus2.0LL4N/A
2000FordMustang4.6LV8N/A
1999FordEscort2.0LL4N/A
1999MercuryTracer2.0LL4N/A
1998FordEscort2.0LL4N/A
1998MercuryTracer2.0LL4N/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:

144-2101F1Z12A699AA213-2304242-1006290612KNC02345S219471-656372947AS10066DKS326KDSA115S8701SBC3865

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