HomeBrake > SensorsStandard Ignition FLS258 Brake Fluid Level Sensor
Part #: FLS258

Standard Ignition FLS258 Brake Fluid Level Sensor

9 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Buick and Chevrolet, Encore and Sonic
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Reliable Brake Fluid Level Sensor for Buick Encore and Chevrolet Sonic

The Standard Ignition FLS258 brake fluid level sensor is designed to provide accurate monitoring of brake fluid levels in select Buick and Chevrolet models. Engineered for compatibility with the Buick Encore and Chevrolet Sonic, this sensor ensures your vehicle's braking system maintains optimal performance.

  • Connector Gender: Female for secure plug-in connection
  • Single connector quantity with plug-in type for easy installation
  • Contains a sensor component for precise fluid level detection
  • Male terminal gender with two blade terminals for reliable electrical contact

Detailed Product Description

The Standard Ignition FLS258 brake fluid level sensor features a female connector designed to plug directly into the vehicle’s wiring harness, simplifying the replacement process. It includes one connector and two male blade terminals, which provide a stable and durable electrical connection. This sensor is specifically engineered to monitor brake fluid levels, alerting the driver to any potential issues before they affect braking performance. Compatible with Buick Encore and Chevrolet Sonic models, the FLS258 sensor meets OEM specifications to ensure proper fit and function.

Common Applications and Issues Addressed

  • Detects low brake fluid levels to prevent brake system failure
  • Alerts driver to potential leaks or fluid loss in the brake system
  • Helps maintain consistent brake pressure and safety
  • Prevents dashboard warning light malfunctions related to fluid level
  • Supports overall brake system diagnostics and maintenance

Installation Notes and Tips

When installing the Standard Ignition FLS258 sensor, ensure the female plug is securely connected to the vehicle’s wiring harness. Verify that the two male blade terminals are properly seated to maintain electrical continuity. It is recommended to inspect the brake fluid reservoir and surrounding components for leaks or damage during installation. Always follow vehicle-specific service manual instructions for safe and accurate replacement procedures.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The FLS258 brake fluid level sensor undergoes rigorous quality control testing to ensure consistent operation. Please refer to Standard Ignition’s warranty policy for coverage details on this sensor.

BrandStandard Ignition
Part NumberFLS258
Connector GenderFemale
Connector TypePlug In
ContentsSensor
Terminal GenderMale
Terminal TypeBlade

This part fits 9 vehicles. Search below:

YearMakeModelPositionNotes
2017BuickEncoreN/A
2016BuickEncoreN/A
2016ChevroletSonicN/A
2015BuickEncoreN/A
2015ChevroletSonicN/A
2014BuickEncoreN/A
2014ChevroletSonicN/A
2013BuickEncoreN/A
2013ChevroletSonicN/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:

5S137807477595369811FF3428FLS832FLSA72

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