Holstein 2ABS1020 ABS Wheel Speed Sensor - Front Left or Front Right

Holstein ABS Wheel Speed Sensor for Mercedes-Benz

Restore accurate wheel speed signal input with the Holstein Parts ABS Wheel Speed Sensor, part number 2ABS1020. This front and rear sensor application is built for select Mercedes-Benz CL600, CL63 AMG, CL65 AMG, S-Class, GL-Class, ML-Class, and R-Class models with harnessed ABS sensor connections.

Holstein Parts focuses on direct-fit brake and sensor replacement components for European applications. The 2ABS1020 uses a 2-pin layout with a female connector and male terminals, matching the electrical interface used on the listed Mercedes-Benz vehicles.

Key Features

• ABS wheel speed sensor for brake system signal monitoring
• 2-pin terminal design with female connector and male terminals
• Direct-fit replacement for select Mercedes-Benz front and rear positions
• Application coverage for CL600, CL63 AMG, CL65 AMG, S350, S400, S550, S600, S63 AMG, S65 AMG, GL450, GL550, ML350, ML450, ML550, ML63 AMG, and R350
• Holstein Parts 2ABS1020 for harnessed ABS sensor applications

Detailed Description

The Holstein 2ABS1020 ABS Wheel Speed Sensor is used to send wheel speed data to the ABS control system so braking electronics can monitor individual wheel rotation. It is listed for multiple Mercedes-Benz models from 2007-2014, including front left, front right, and rear positions depending on vehicle configuration. Fits 2007-2013 Mercedes-Benz S550, front left and front right; fits 2011 Mercedes-Benz GL450, rear; and fits 2012-2013 Mercedes-Benz S350, front left and front right with harness. This part cross-references Standard Ignition ALS1898 for the same application.

Use this sensor when servicing Mercedes-Benz ABS wheel speed sensor wiring harness connections on the specified CL-Class, S-Class, GL-Class, ML-Class, and R-Class vehicles. The part number 2ABS1020 is also referenced in OE-style interchange listings for several Mercedes-Benz applications.

Common Issues This Part Can Address

• ABS warning light illuminated on the dash
• Wheel speed signal loss at one corner of the vehicle
• Traction control or stability control fault messages
• Intermittent ABS operation caused by a failed sensor signal
• Brake system fault codes related to wheel speed input

Installation Notes and Tips

Verify the vehicle’s position, chassis breakpoints, and harness style before ordering. Several listings require a specific front left, front right, or rear location, and some 2012 applications vary by chassis number or production date. Confirm connector style and terminal layout against the original sensor before installation.

For best results, inspect the wheel hub area, wiring routing, and connector condition during replacement. Clear stored ABS fault codes after installation and road test the vehicle to confirm proper signal recovery.

Quality Assurance

Holstein Parts supplies replacement brake and sensor components for European vehicle applications, including Mercedes-Benz ABS wheel speed sensor service parts. Part number 2ABS1020 is cataloged for direct-fit use on the listed models and positions.