HomeEmission Control > SensorsStandard Ignition KS157 Ignition Knock (Detonation) Sensor
Part #: KS157

Standard Ignition KS157 Ignition Knock (Detonation) Sensor

⚙️ 12 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: Toyota, Cressida, Supra, and Celica
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Overview of Standard Ignition KS157 Knock Sensor

The Standard Ignition KS157 Ignition Knock (Detonation) Sensor is designed to provide accurate knock detection for Toyota vehicles, including the Celica, Cressida, and Supra models. This sensor helps optimize engine performance by detecting engine knock and sending signals to the engine control unit.

  • Mounting hardware not included for flexible installation options
  • Single male blade terminal for reliable electrical connection
  • Bolt-on attachment method with cast iron construction for durability
  • Plug-in connector type for straightforward wiring
  • Bolt mount design ensures secure sensor placement

Detailed Product Description

The KS157 knock sensor from Standard Ignition is engineered with a cast iron body to withstand harsh engine environments. It features a bolt mount attachment method, allowing for secure installation on compatible Toyota engines. The sensor includes one male blade terminal and a plug-in connector type, facilitating a dependable electrical connection to the vehicle’s engine control system. This sensor is specifically compatible with Toyota Celica, Cressida, and Supra models, ensuring precise fitment and function.

Common Applications and Issues Addressed

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

Installation Notes and Tips

Installation requires removal of the old knock sensor and securing the KS157 sensor using the bolt mount method. Since mounting hardware is not included, ensure you have the appropriate bolts for your specific Toyota model. The plug-in connector and single male blade terminal simplify electrical connections, but verify terminal compatibility before installation. Proper torque specifications should be followed to avoid sensor damage.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, providing reliable performance and durability. While specific warranty details for the KS157 sensor are not provided here, Standard Ignition typically offers limited warranties on their emission control sensors. It is recommended to consult the product documentation or supplier for exact warranty terms.

BrandStandard Ignition
Part NumberKS157
Attachment MethodBolt On
Connector TypePlug In
MaterialCast Iron
Mounting TypeBolt Mount
Terminal GenderMale
Terminal TypeBlade

This part fits 12 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1991ToyotaCressida3.0LL6N/A
1990ToyotaCressida3.0LL6N/A
1989ToyotaCressida3.0LL6N/A
1988ToyotaCressidaN/A
1988ToyotaSupraN/A
1987ToyotaCressidaN/A
1987ToyotaSupraN/A
1986ToyotaCressidaN/A
1986ToyotaSupraN/A
1985ToyotaCelica2.8LL6N/A
1985ToyotaCressidaN/A
1984ToyotaCressidaN/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:

17-0778213-22585S237271-6748730008961530020DKS574KDSA120S8706SBC3991

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