Standard Ignition ALS419 ABS Wheel Speed Sensor - Rear Left

Reliable ABS Wheel Speed Sensor for Audi A4 and S4 Models

The Standard Ignition ALS419 ABS Wheel Speed Sensor is designed to provide accurate wheel speed data for Audi A4, A4 Quattro, and S4 vehicles. Engineered for precise fitment and reliable performance, this sensor helps maintain your vehicle's anti-lock braking system functionality.

Key Features of Standard Ignition ALS419 ABS Sensor

• Compatible with Audi A4, A4 Quattro, and S4 models
• Wiring harness included with a length of 65.75 inches (1670 mm)
• Connector quantity: 3 with male and female terminal genders
• Mounting type: bolt mount with one mounting hole
• Connector shapes include rectangle and oval for secure connections
• Color/finish: black and gray for corrosion resistance
• Terminal types: pin and blade for reliable electrical contact

Detailed Description of the ALS419 ABS Wheel Speed Sensor

The ALS419 ABS Wheel Speed Sensor from Standard Ignition is specifically designed for bolt-on installation at the wheel mounting location. It features a single mounting hole and uses a bolt mount attachment method to ensure a secure fit. The sensor includes a wiring harness measuring 65.75 inches (1670 mm) in length, providing ample reach for proper connection. With three connectors featuring both male and female terminals, the sensor supports reliable electrical connections through pin and blade terminal types. The black and gray finish offers durability against environmental factors, while the rectangular and oval connector shapes facilitate easy installation and compatibility with factory wiring.

Common Applications and Issues Addressed

• Restores accurate wheel speed data for ABS system functionality
• Resolves ABS warning light activation due to faulty sensor
• Improves braking performance and vehicle stability control
• Eliminates erratic speedometer readings related to wheel speed sensor failure
• Prevents potential ABS system malfunctions in Audi A4 and S4 models

Installation Notes and Tips

Installation requires bolt mounting at the wheel location using the single mounting hole provided. Ensure the wiring harness is routed securely and connectors are fully engaged to prevent signal loss. This sensor does not include mounting hardware, so retain original bolts or acquire appropriate fasteners. Verify connector orientation by matching the rectangular and oval shapes to the vehicle’s wiring harness. Proper installation is critical for accurate sensor operation and ABS system performance.

Quality Assurance and Warranty Information

Standard Ignition manufactures the ALS419 ABS Wheel Speed Sensor to meet or exceed OEM specifications for fit, form, and function. While specific warranty details are not provided here, Standard Ignition products typically come with a limited warranty covering defects in materials and workmanship. For warranty terms, consult the product packaging or Standard Ignition’s official documentation.