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Standard Ignition ALS739 ABS Wheel Speed Sensor - Front Left
Reliable ABS Wheel Speed Sensor for Toyota Highlander
The Standard Ignition ALS739 ABS Wheel Speed Sensor is designed specifically for Toyota Highlander models, providing accurate wheel speed data essential for your vehicle's anti-lock braking system. This sensor helps maintain vehicle stability and control by monitoring wheel rotation speed.
- Compatible with Toyota Highlander models
- Part number ALS739 ensures precise fitment
- Monitors wheel speed for ABS functionality
- Durable construction for long-lasting performance
- Direct replacement sensor for reliable operation
Product Details and Functionality
The ALS739 ABS Wheel Speed Sensor from Standard Ignition is engineered to deliver consistent and accurate readings to your Toyota Highlander's ABS control module. By detecting the rotational speed of the wheels, it enables the anti-lock braking system to prevent wheel lockup during sudden stops or slippery conditions. This sensor is a critical component for maintaining safe braking performance and vehicle stability.
Common Issues Addressed by the ALS739 Sensor
- Intermittent or no ABS warning light on the dashboard
- ABS system malfunction or failure to engage
- Unstable braking or wheel lockup during hard stops
- Erratic speedometer readings related to wheel speed
- Traction control system warnings or failures
Installation Notes and Tips
- Ensure the vehicle is securely lifted and supported before installation
- Disconnect the battery to prevent electrical shorts
- Locate the faulty ABS wheel speed sensor on the Toyota Highlander
- Remove the old sensor carefully to avoid damaging the mounting area
- Install the Standard Ignition ALS739 sensor and secure all connectors
- Clear any ABS-related error codes after installation
Quality Assurance and Warranty
Standard Ignition manufactures the ALS739 ABS Wheel Speed Sensor to meet or exceed OEM specifications for fit, form, and function. Each sensor undergoes rigorous testing to ensure reliable performance under various driving conditions. While specific warranty details may vary, Standard Ignition typically offers a limited warranty covering defects in materials and workmanship to provide confidence in your replacement part.
| Brand | Standard Ignition |
| Part Number | ALS739 |
| Connector Gender | Female |
| Connector Shape | Rectangular |
| Harness Length - inches | 32 |
| Harness Length - mm | 812.8 mm |
| Mounting Location | Wheel |
| Number of Bolt Holes | 2 |
| Terminal Gender | Male |
| Terminal Type | Blade |
This part fits 6 vehicles. Search below:
| Year | Make | Model | Drive Type | Position | Notes |
|---|---|---|---|---|---|
| 2003 | Toyota | Highlander | AWD | Front Left | |
| 2003 | Toyota | Highlander | FWD | Front Left | |
| 2002 | Toyota | Highlander | AWD | Front Left | |
| 2002 | Toyota | Highlander | FWD | Front Left | |
| 2001 | Toyota | Highlander | AWD | Front Left | |
| 2001 | Toyota | Highlander | FWD | Front 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.