HomeBrake > SensorsStandard Ignition ALS2578 ABS Wheel Speed Sensor - Rear Left
Part #: ALS2578

Standard Ignition ALS2578 ABS Wheel Speed Sensor - Rear Left

Rear Left
⚙️ 17 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Lexus and Toyota, NX200t, NX300, NX300h, and RAV4
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Reliable ABS Wheel Speed Sensor for Lexus and Toyota Vehicles

The Standard Ignition ALS2578 ABS Wheel Speed Sensor is designed to provide accurate wheel speed data for your Lexus NX200t, NX300, NX300h, and Toyota RAV4 models. This sensor ensures proper ABS function and vehicle stability by delivering precise signals to your vehicle's braking system.

  • Compatible with Lexus NX200t, NX300, NX300h, and Toyota RAV4
  • Includes a 39-inch (1000 mm) wiring harness for flexible installation
  • Features a male connector with a rectangular shape and one connector quantity
  • Equipped with two terminals: female terminal gender and pin terminal type
  • Mounts securely on the wheel using a bolt mount with three bolt holes
  • Wiring harness included for direct replacement

Product Details and Specifications

The ALS2578 ABS Wheel Speed Sensor from Standard Ignition is engineered for precise wheel speed measurement, critical for the anti-lock braking system's performance. It features a rectangular male connector with one connector quantity and two terminals, designed with female terminal gender and pin terminal type for reliable electrical connections. The sensor mounts directly to the wheel using a bolt mount system with three bolt holes, ensuring a secure fit. The included wiring harness measures 39 inches (1000 mm), providing ample length for installation without additional modifications. Note that mounting hardware and dust shield are not included with this sensor.

Common Applications and Problem Resolution

  • Restores ABS warning light functionality by providing accurate wheel speed data
  • Eliminates erratic ABS braking behavior caused by faulty sensors
  • Prevents traction control and stability control system errors
  • Addresses inconsistent speedometer readings related to wheel speed sensor issues
  • Helps maintain overall vehicle safety and braking performance

Installation Notes and Tips

When installing the Standard Ignition ALS2578 ABS Wheel Speed Sensor, ensure the mounting location on the wheel is clean and free of debris. Use the existing bolt holes for a secure bolt mount installation. Verify the wiring harness length of 39 inches is sufficient for your vehicle's routing needs. Since mounting hardware is not included, retain or source appropriate bolts for installation. Confirm the connector's rectangular male shape aligns with the vehicle's wiring harness for a proper connection.

Quality Assurance and Warranty Information

Standard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The ALS2578 ABS Wheel Speed Sensor undergoes rigorous quality control testing to maintain consistent functionality. Please refer to Standard Ignition's warranty policy for specific coverage details.

BrandStandard Ignition
Part NumberALS2578
Mounting Hardware IncludedNo
Terminal Quantity2
Connector GenderMale
Terminal GenderFemale
Wiring Harness IncludedYes
Connector Quantity1
Connector ShapeRectangular
Dust Shield IncludedNo
Harness Length - inches39
Harness Length - mm1000
Mounting LocationWheel
Mounting TypeBolt mount
Number of Bolt Holes3
Terminal TypePin

This part fits 17 vehicles. Search below:

YearMakeModelDrive TypePositionNotes
2020LexusNX300AWDRear Left
2020LexusNX300hRear Left
2019LexusNX300AWDRear Left
2019LexusNX300hRear Left
2018LexusNX300AWDRear Left
2018LexusNX300hRear Left
2018ToyotaRAV4AWDRear Left
2017LexusNX200tAWDRear Left
2017LexusNX300hRear Left
2017ToyotaRAV4AWDRear Left
2016LexusNX200tAWDRear Left
2016LexusNX300hAWDRear Left
2016ToyotaRAV4AWDRear Left
2015LexusNX200tAWDRear Left
2015LexusNX300hAWDRear Left
2015ToyotaRAV4AWDRear Left
2014ToyotaRAV4AWDRear Left

* 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:

2ABS30153582175315329485S15799895460R050ABS2578ABSC20613ALS2578ARE2342SS20844V70-72-0405

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