HomeEmission Control > SensorsStandard Ignition ETS51 Exhaust Gas Temperature (EGT) Sensor
Part #: ETS51

Standard Ignition ETS51 Exhaust Gas Temperature (EGT) Sensor

⚙️ 44 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Toyota and Lexus, Tacoma, 4Runner, T100, LS400, and SC400
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Overview of Standard Ignition ETS51 Exhaust Gas Temperature Sensor

The Standard Ignition ETS51 Exhaust Gas Temperature (EGT) Sensor is designed for precise temperature monitoring in exhaust systems. This sensor is compatible with select Lexus and Toyota models, including the 4Runner, LS400, Pickup, SC300, SC400, T100, and Tacoma, ensuring reliable performance in emission control applications.

  • Compatible with Lexus and Toyota vehicles: 4Runner, LS400, Pickup, SC300, SC400, T100, Tacoma
  • Part number ETS51 for accurate identification and replacement
  • Monitors exhaust gas temperature to support emission control systems
  • Durable construction suitable for high-temperature environments
  • Designed to meet OEM specifications for fit and function

Detailed Product Description

The ETS51 Exhaust Gas Temperature Sensor from Standard Ignition plays a critical role in monitoring the temperature of exhaust gases in vehicles. By providing accurate temperature readings, it helps the engine control unit (ECU) optimize combustion and reduce harmful emissions. This sensor is engineered to fit specific Lexus and Toyota models, including the 4Runner, LS400, Pickup, SC300, SC400, T100, and Tacoma, ensuring proper integration with the vehicle’s emission control system. The sensor’s robust design withstands the harsh conditions of the exhaust system, maintaining reliable operation over time.

Common Applications and Issues Addressed

  • Helps prevent engine overheating by monitoring exhaust temperatures
  • Supports emission control by providing data for exhaust gas management
  • Assists in diagnosing exhaust system malfunctions
  • Reduces risk of catalytic converter damage due to excessive heat
  • Improves fuel efficiency by enabling precise engine adjustments

Installation Notes and Tips

  • Ensure vehicle compatibility by verifying make, model, and part number ETS51 before installation
  • Disconnect the battery before replacing the sensor to avoid electrical issues
  • Locate the sensor in the exhaust manifold or pipe as specified in the vehicle service manual
  • Use appropriate tools to avoid damaging the sensor or exhaust components
  • Check for exhaust leaks after installation to ensure proper sensor function

Quality Assurance and Warranty Information

Standard Ignition manufactures the ETS51 sensor to meet or exceed OEM standards, providing consistent performance and durability. While specific warranty terms may vary, Standard Ignition typically offers coverage against defects in materials and workmanship. Refer to the product documentation or manufacturer for detailed warranty information.

BrandStandard Ignition
Part NumberETS51
Connector GenderFemale
Connector TypePlug In
ContentsSensor
Terminal GenderMale
Terminal TypeBlade

This part fits 44 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2004ToyotaTacoma2.7LL4N/A
2003ToyotaTacoma2.7LL4N/A
2002ToyotaTacoma2.7LL4N/A
2001ToyotaTacoma2.4LL4N/A
2001ToyotaTacoma2.7LL4N/A
2000LexusLS4004.0LV8N/A
2000LexusSC4004.0LV8N/A
2000Toyota4Runner2.7LL4N/A
2000ToyotaTacoma2.4LL4N/A
2000ToyotaTacoma2.7LL4N/A
1999LexusLS4004.0LV8N/A
1999LexusSC4004.0LV8N/A
1999Toyota4Runner2.7LL4N/A
1999ToyotaTacoma2.4LL4N/A
1999ToyotaTacoma2.7LL4N/A
1998LexusLS4004.0LV8N/A
1998LexusSC4004.0LV8N/A
1998Toyota4Runner2.7LL4N/A
1998ToyotaT1002.7LL4N/A
1998ToyotaTacoma2.4LL4N/A
1998ToyotaTacoma2.7LL4N/A
1997LexusLS4004.0LV8N/A
1997LexusSC4004.0LV8N/A
1997Toyota4Runner2.7LL4N/A
1997ToyotaT1002.7LL4N/A
1997ToyotaTacoma2.4LL4N/A
1997ToyotaTacoma2.7LL4N/A
1996LexusLS4004.0LV8N/A
1996LexusSC4004.0LV8N/A
1996Toyota4Runner2.7LL4N/A
1996ToyotaT1002.7LL4N/A
1996ToyotaTacoma2.4LL4N/A
1996ToyotaTacoma2.7LL4N/A
1995LexusLS4004.0LV8N/A
1995LexusSC3003.0LL6N/A
1995LexusSC4004.0LV8N/A
1995ToyotaPickup2.4LL4N/A
1995ToyotaT1002.7LL4N/A
1995ToyotaTacoma2.4LL4N/A
1995ToyotaTacoma2.7LL4N/A
1994LexusLS4004.0LV8N/A6 Inch Wire
1994LexusSC4004.0LV8N/A6 Inch Wire
1994ToyotaPickup2.4LL4N/A
1994ToyotaT1002.7LL4N/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:

191461932-163215S202970-3545763788941234010EGR386EGTA4

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