HomeAir and Fuel Delivery > SensorsStandard Ignition LSF121 Fuel Level Sensor
Part #: LSF121

Standard Ignition LSF121 Fuel Level Sensor

⚙️ 10 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: Chevrolet and Pontiac, Malibu and G6
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Reliable Fuel Level Sensor for Chevrolet Malibu and Pontiac G6

The Standard Ignition LSF121 fuel level sensor is designed to provide accurate fuel measurement for select Chevrolet and Pontiac models. Engineered with precise connector and terminal specifications, this sensor ensures seamless integration and reliable performance in your vehicle's fuel system.

  • Connector Gender: Female
  • Connector Quantity: 1
  • Connector Type: Plug in
  • Terminal Gender: Female
  • Terminal Quantity: 2
  • Terminal Type: Blade plug
  • Contents: Sensor only

Detailed Fuel Level Sensor Description

The Standard Ignition LSF121 fuel level sensor features a female plug-in connector with a single connection point, designed to fit securely within the fuel system of Chevrolet Malibu and Pontiac G6 models. It includes two female blade plug terminals that provide a stable electrical connection, ensuring accurate fuel level readings. This sensor is built to meet OEM specifications, making it a suitable replacement part for maintaining proper fuel gauge functionality.

Compatible Vehicles and Common Applications

This fuel level sensor is compatible with the following vehicles:

  • Chevrolet Malibu
  • Pontiac G6

It is commonly used to address issues such as:

  • Inaccurate fuel gauge readings
  • Intermittent fuel level display
  • Fuel gauge stuck on empty or full
  • Electrical connection failures in the fuel system
  • Sensor malfunction causing dashboard warning lights

Installation Notes and Tips

  • Ensure the vehicle ignition is off before installation
  • Disconnect the battery to prevent electrical shorts
  • Verify connector type and terminal orientation before connecting
  • Handle the sensor carefully to avoid damage to terminals
  • Test the fuel gauge after installation to confirm proper operation

Quality Assurance and Warranty Information

Standard Ignition parts are manufactured to meet or exceed OEM standards. The LSF121 fuel level sensor undergoes rigorous quality control to ensure durability and reliable performance. Please refer to Standard Ignition's warranty policy for specific coverage details.

BrandStandard Ignition
Part NumberLSF121
Connector GenderFemale
Connector TypePlug In
ContentsSensor
Terminal GenderFemale
Terminal TypeBlade Plug

This part fits 10 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2012ChevroletMalibu2.4LL4FLEXN/A
2012ChevroletMalibu3.6LV6N/A
2011ChevroletMalibu2.4LL4FLEXN/A
2011ChevroletMalibu3.6LV6N/A
2010ChevroletMalibu2.4LL4FLEXN/A
2010ChevroletMalibu3.6LV6N/A
2010PontiacG6N/A
2009ChevroletMalibu3.5LV6FLEXN/A
2009ChevroletMalibu3.6LV6N/A
2009PontiacG6N/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:

191798945S1431175087FLSB10041FLV123LSS121

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