HomeEmission Control > SensorsStandard Ignition KS94 Ignition Knock (Detonation) Sensor
Part #: KS94

Standard Ignition KS94 Ignition Knock (Detonation) Sensor

⚙️ 49 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Toyota and Lexus, 4Runner, Tacoma, T100, LS400, SC400, Pickup, Celica, and MR2
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Overview of Standard Ignition KS94 Knock Sensor

The Standard Ignition KS94 ignition knock (detonation) sensor is designed to detect engine knocking in select Lexus and Toyota vehicles. This sensor helps maintain optimal engine performance by monitoring detonation and sending signals to the engine control unit.

  • Compatible with Lexus and Toyota models including 4Runner, Celica, LS400, MR2, Pickup, SC400, T100, and Tacoma
  • Screw-in mounting type for secure installation
  • Single connector with female plug and male blade terminal
  • Constructed from durable metal and plastic materials
  • Terminal quantity: 1, designed for blade-type terminals

Detailed Product Description

The KS94 ignition knock sensor from Standard Ignition is engineered to detect engine detonation by sensing vibrations caused by knocking. It features a screw-in attachment method that ensures a firm and reliable connection to the engine block. The sensor includes one connector with a female plug and a single male blade terminal, facilitating straightforward electrical connections. Made from metal and plastic, the sensor is built to withstand the harsh conditions within the engine bay. This part is specifically compatible with a range of Lexus and Toyota vehicles such as the 4Runner, Celica, LS400, MR2, Pickup, SC400, T100, and Tacoma, making it a precise replacement option for these models.

Common Applications and Issues Addressed

  • Detects engine knocking 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 ensuring proper combustion

Installation Notes and Tips

  • Ensure the engine is cool before installation to avoid injury
  • Use the screw-in mounting type to securely attach the sensor to the engine block
  • Verify connector orientation: female plug connector with male blade terminal
  • Check for proper torque specifications to avoid sensor damage
  • Mounting hardware is not included and may need to be sourced separately

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The KS94 ignition knock sensor undergoes rigorous quality control testing to maintain consistent functionality. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.

BrandStandard Ignition
Part NumberKS94
Connector TypePlug In
Terminal TypePin

This part fits 49 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2000Toyota4Runner2.7LL4N/AMatsushita
2000ToyotaTacoma2.7LL4N/ACompatible with vehicles equipped with Federal Emissions.
2000ToyotaTacoma2.4LL4N/ACompatible with vehicles equipped with Federal Emissions.
1999Toyota4Runner2.7LL4N/AMatsushita
1999ToyotaTacoma2.4LL4N/A
1999ToyotaTacoma2.7LL4N/A
1998Toyota4Runner2.7LL4N/AMatsushita
1998ToyotaT1002.7LL4N/A
1998ToyotaTacoma2.4LL4N/A
1998ToyotaTacoma2.7LL4N/A
1997LexusLS4004.0LV8N/A
1997LexusSC4004.0LV8N/A
1997Toyota4Runner2.7LL4N/AMatsushita
1997ToyotaT1002.7LL4N/A
1997ToyotaTacoma2.4LL4N/A
1997ToyotaTacoma2.7LL4N/A
1996LexusLS4004.0LV8N/A
1996LexusSC4004.0LV8N/A
1996Toyota4Runner2.7LL4N/AMatsushita
1996ToyotaT1002.7LL4N/A
1996ToyotaTacoma2.4LL4N/A
1996ToyotaTacoma2.7LL4N/A
1995LexusLS4004.0LV8N/A
1995LexusSC4004.0LV8N/A
1995Toyota4Runner3.0LV6N/A
1995ToyotaPickup3.0LV6N/A
1995ToyotaT1002.7LL4N/A
1995ToyotaTacoma2.4LL4N/A
1995ToyotaTacoma2.7LL4N/A
1994LexusLS4004.0LV8N/A
1994LexusSC4004.0LV8N/A
1994Toyota4Runner3.0LV6N/A
1994ToyotaPickup3.0LV6N/A
1994ToyotaT100N/A
1993LexusLS4004.0LV8N/A
1993LexusSC4004.0LV8N/A
1993Toyota4Runner3.0LV6N/A
1993ToyotaCelica2.0LL4N/A
1993ToyotaMR22.2LL4N/AMatsushita
1993ToyotaPickup3.0LV6N/A
1993ToyotaT100N/A
1992LexusLS4004.0LV8N/A
1992LexusSC4004.0LV8N/A
1992Toyota4Runner3.0LV6N/A
1992ToyotaCelica2.0LL4N/A
1992ToyotaMR22.2LL4N/AMatsushita
1992ToyotaPickup3.0LV6N/A
1991LexusLS4004.0LV8N/A
1990LexusLS4004.0LV8N/AFrom 6/90

* 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:

144-742158-144417-0742213-18242KNC00325S225271-6622728588961550010AS10109DKS538KDSA55KS18S8643SBC3766V70-72-0056

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