Standard Ignition LSF149 Fuel Level Sensor

Fuel Level Sensor for Hyundai and Kia

Standard Ignition LSF149 is a fuel level sensor for select Hyundai and Kia applications. It is built with a male connector, one connector cavity, female blade terminals, and a 2-terminal layout for direct electrical interface in the fuel system.

Key Features

• Fuel level sensor for air and fuel delivery systems
• Male connector with 1 connector interface
• Female blade terminals with 2-terminal design
• Direct-fit style replacement for select OE applications
• Standard Ignition LSF149 part number for catalog matching

Application Details

Compatible With 2013-2015 Kia Optima and 2012-2014 Hyundai Sonata. This part cross-references 4603Q100 and FLV221 for the same application. Standard Ignition LSF149 is a practical replacement choice when the original fuel level sensor is no longer reading correctly or the fuel gauge signal has become inconsistent.

What It Helps Solve

• Inaccurate fuel gauge readings
• Fuel level signal dropouts
• Gauge movement that does not match fuel level changes
• Faults related to worn sensor contacts
• Replacement needs after electrical connector or terminal wear

Installation Notes and Tips

Verify connector gender, terminal type, and vehicle fitment before installation. Match the sensor to the original application on the Kia Optima or Hyundai Sonata listed above, and inspect the harness connector for corrosion, bent terminals, or heat damage before reconnecting. Confirm proper fuel system diagnosis before replacing the sensor.

Quality Assurance

Standard Ignition supplies aftermarket electrical and fuel system components with OE-style application coverage. LSF149 is cataloged for the listed Hyundai and Kia vehicles and built to match the specified connector and terminal configuration.