HomeAir and Fuel Delivery > SensorsStandard Ignition AS79 Fuel Tank Pressure Sensor
Part #: AS79

Standard Ignition AS79 Fuel Tank Pressure Sensor

⚙️ 3 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, Sienna
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Overview of Standard Ignition Fuel Tank Pressure Sensor AS79

The Standard Ignition Fuel Tank Pressure Sensor AS79 is designed specifically for Toyota Sienna models, providing accurate monitoring of fuel tank pressure. This sensor features a black finish and a reliable external mounting location to ensure consistent performance.

  • Compatible with Toyota Sienna vehicles
  • Black color/finish for durability
  • Female rectangular plug-in connector with one port
  • Includes mounting bracket(s) for secure installation
  • Three male blade terminals for reliable electrical connection
  • External mounting location for easy access

Detailed Product Description

The Standard Ignition AS79 Fuel Tank Pressure Sensor is engineered to deliver precise fuel tank pressure readings essential for proper fuel system operation in Toyota Sienna models. It features a single female rectangular plug-in connector with one port and three male blade terminals, ensuring a secure and stable electrical connection. The sensor’s black finish provides resistance to environmental factors, while the included mounting bracket(s) facilitate proper and secure external installation. Note that mounting hardware and O-rings are not included, so ensure compatibility with your vehicle’s existing components during installation.

Common Applications and Issues Addressed

  • Helps diagnose fuel system leaks or vapor lock issues
  • Supports proper fuel vapor pressure regulation
  • Prevents check engine light triggers related to fuel pressure
  • Assists in maintaining optimal fuel efficiency
  • Ensures accurate data for the vehicle’s evaporative emissions system

Installation Notes and Tips

  • Designed for external mounting on Toyota Sienna fuel tanks
  • Use the included mounting bracket(s) for secure placement
  • Verify connector orientation: female rectangular plug-in type
  • Check existing mounting hardware compatibility as it is not included
  • Handle terminals carefully to avoid damage during installation

Quality Assurance and Warranty

Standard Ignition parts, including the AS79 Fuel Tank Pressure Sensor, are manufactured to meet or exceed OEM specifications for fit, form, and function. While specific warranty details may vary, Standard Ignition typically offers coverage against defects in materials and workmanship. Refer to the product documentation or manufacturer for exact warranty terms.

BrandStandard Ignition
Part NumberAS79
Connector GenderFemale
Connector TypePlug In
Mounting LocationExternal
Terminal GenderMale
Terminal TypeBlade

This part fits 3 vehicles. Search below:

YearMakeModelPositionNotes
2000ToyotaSiennaN/A
1999ToyotaSiennaN/A
1998ToyotaSiennaN/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:

1049950141145-72818032191120142-210155S2476727418946008020EC2514ECG1379VPSA37

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