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Standard Ignition ALS381 ABS Wheel Speed Sensor - Front Left
Overview of Standard Ignition ALS381 ABS Wheel Speed Sensor
The Standard Ignition ALS381 ABS Wheel Speed Sensor is designed for precise wheel speed monitoring on select Mercedes-Benz models. This sensor ensures accurate data transmission to your vehicle's ABS system, supporting safe and reliable braking performance.
- Compatible with Mercedes-Benz C36 AMG, C43 AMG, C220, C230, C280, CLK55 AMG, CLK320, and CLK430 models
- Part number ALS381 for easy identification and replacement
- Features a 23-inch (580 mm) harness length for flexible installation
- Includes a single oval-shaped female connector with two male blade terminals
- Mounts directly to the wheel with two bolt holes for secure fitment
- Hardware not included, allowing use of existing mounting components
Detailed Product Description
The Standard Ignition ALS381 ABS Wheel Speed Sensor is engineered to provide reliable wheel speed data to the anti-lock braking system on various Mercedes-Benz vehicles. It features a 2-terminal blade type connection with a female oval-shaped connector, ensuring a secure and corrosion-resistant electrical interface. The sensor's 23-inch harness length offers sufficient reach for installation on the wheel mounting location, accommodating the specific layout of the ABS system on models such as the C36 AMG and CLK55 AMG. With two bolt holes for mounting, the sensor can be firmly attached to maintain accurate positioning and consistent signal output.
Common Applications and Problem Resolution
- Restores ABS functionality by replacing faulty or damaged wheel speed sensors
- Eliminates ABS warning lights caused by sensor signal loss or interference
- Improves braking system responsiveness and stability on Mercedes-Benz C and CLK series vehicles
- Addresses inconsistent speed readings that can affect traction control systems
- Prevents potential wheel lockup during emergency braking situations
Installation Notes and Tips
- Verify compatibility with your specific Mercedes-Benz model before installation
- Ensure the mounting surface is clean and free of debris for proper sensor alignment
- Use existing hardware for mounting as this sensor does not include bolts or screws
- Handle the sensor connector carefully to avoid damage to the blade terminals
- Test the ABS system after installation to confirm proper sensor operation
Quality Assurance and Warranty
Standard Ignition manufactures the ALS381 ABS Wheel Speed Sensor to meet or exceed OEM specifications for fit, form, and function. While hardware is not included, the sensor undergoes rigorous testing to ensure durability and reliable performance under typical driving conditions. Please consult the product documentation or Standard Ignition for specific warranty details related to this part number.
| Brand | Standard Ignition |
| Part Number | ALS381 |
| Connector Gender | Female |
| Connector Shape | Oval |
| Harness Length - inches | 23 |
| Harness Length - mm | 580 |
| Mounting Location | Wheel |
| Number of Bolt Holes | 2 |
| Terminal Gender | Male |
| Terminal Type | Blade |
This part fits 29 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2003 | Mercedes-Benz | CLK320 | Front Left | |
| 2003 | Mercedes-Benz | CLK430 | Front Left | |
| 2002 | Mercedes-Benz | CLK320 | Front Left | |
| 2002 | Mercedes-Benz | CLK430 | Front Left | |
| 2002 | Mercedes-Benz | CLK55 AMG | Front Left | |
| 2001 | Mercedes-Benz | CLK320 | Front Left | |
| 2001 | Mercedes-Benz | CLK430 | Front Left | |
| 2001 | Mercedes-Benz | CLK55 AMG | Front Left | |
| 2000 | Mercedes-Benz | C280 | Front Left | |
| 2000 | Mercedes-Benz | C43 AMG | Front Left | |
| 2000 | Mercedes-Benz | CLK320 | Front Left | |
| 2000 | Mercedes-Benz | CLK430 | Front Left | |
| 1999 | Mercedes-Benz | C230 | Front Left | Compatible with vehicles equipped with Traction Control. |
| 1999 | Mercedes-Benz | C280 | Front Left | Compatible with vehicles equipped with Traction Control. |
| 1999 | Mercedes-Benz | C43 AMG | Front Left | Compatible with vehicles equipped with Traction Control. |
| 1999 | Mercedes-Benz | CLK320 | Front Left | Compatible with vehicles equipped with Traction Control. |
| 1999 | Mercedes-Benz | CLK430 | Front Left | |
| 1998 | Mercedes-Benz | C230 | Front Left | Compatible with vehicles equipped with Traction Control. |
| 1998 | Mercedes-Benz | C280 | Front Left | Compatible with vehicles equipped with Traction Control. |
| 1998 | Mercedes-Benz | C43 AMG | Front Left | Compatible with vehicles equipped with Traction Control. |
| 1998 | Mercedes-Benz | CLK320 | Front Left | Compatible with vehicles equipped with Traction Control. |
| 1997 | Mercedes-Benz | C220 | Front Left | Compatible with vehicles equipped with Traction Control. |
| 1997 | Mercedes-Benz | C230 | Front Left | Compatible with vehicles equipped with Traction Control. |
| 1997 | Mercedes-Benz | C280 | Front Left | Compatible with vehicles equipped with Traction Control. |
| 1997 | Mercedes-Benz | C36 AMG | Front Left | Compatible with vehicles equipped with Traction Control. |
| 1996 | Mercedes-Benz | C220 | Front Left | Compatible with vehicles equipped with Traction Control. |
| 1996 | Mercedes-Benz | C230 | Front Left | Compatible with vehicles equipped with Traction Control. |
| 1996 | Mercedes-Benz | C280 | Front Left | Compatible with vehicles equipped with Traction Control. |
| 1996 | Mercedes-Benz | C36 AMG | Front Left | Compatible with vehicles equipped with Traction Control. |
* 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.