HomeBrake > SensorsStandard Ignition ALS2688 ABS Wheel Speed Sensor - Front, Front Left or Front Right
Part #: ALS2688

Standard Ignition ALS2688 ABS Wheel Speed Sensor - Front, Front Left or Front Right

Front Left, Front Right, and Front
14 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Mercedes-Benz, C250, C300, and C350
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Reliable ABS Wheel Speed Sensor for Mercedes-Benz C-Class

The Standard Ignition ALS2688 ABS Wheel Speed Sensor is designed to provide accurate wheel speed data for Mercedes-Benz C250, C300, and C350 models. Engineered for direct bolt mounting on the spindle, this sensor ensures precise ABS functionality and vehicle stability.

  • Compatible with Mercedes-Benz C250, C300, and C350 models
  • Direct snap fit attachment with bolt mount and single bolt hole
  • 27.5-inch (698.5 mm) wiring harness included for easy connection
  • Male oval connector with two male terminals and pin-type terminals
  • Durable black and red finish for corrosion resistance

Detailed Product Features and Specifications

The ALS2688 ABS Wheel Speed Sensor from Standard Ignition features a direct bolt mount design with one bolt hole, allowing secure installation on the spindle of compatible Mercedes-Benz C-Class vehicles. The sensor includes a 27.5-inch wiring harness with a single male oval connector housing two male pin terminals, facilitating a reliable electrical connection. Its direct snap fit attachment method simplifies installation without the need for additional mounting hardware. The sensor’s black and red color finish provides durability and resistance to environmental factors, although it does not include a dust shield or mounting bracket.

Applications and Problem Resolution

This ABS wheel speed sensor is essential for maintaining proper anti-lock braking system operation and vehicle stability control. It addresses common issues such as:

  • Intermittent or inaccurate ABS warning light activation
  • Erratic or non-functional ABS during braking
  • Faulty wheel speed data causing traction control errors
  • Reduced braking performance or stability alerts
  • Diagnostic trouble codes related to wheel speed sensor failure

Installation Notes and Tips

Installation requires removal of the old sensor from the spindle and securing the new ALS2688 sensor using the existing bolt hole. The 27.5-inch wiring harness with male oval connector should be connected carefully to avoid damage to the terminals. Since mounting hardware is not included, retain original bolts or source appropriate fasteners. Ensure the sensor is properly seated and the wiring harness routed away from moving parts or heat sources to prevent premature wear.

Quality Assurance and Warranty

Standard Ignition manufactures the ALS2688 ABS Wheel Speed Sensor to meet OEM specifications for Mercedes-Benz C-Class vehicles. While specific warranty details are not provided here, Standard Ignition products typically undergo rigorous quality control to ensure reliable performance and durability in demanding automotive environments.

BrandStandard Ignition
Part NumberALS2688
Mounting Hardware IncludedNo
Terminal Quantity2
Connector GenderMale
Terminal GenderMale
Attachment MethodDirect, snap fit
Color/FinishBlack, red
Connector Quantity1
Connector ShapeOval
Dust Shield IncludedNo
Harness Length - inches27.5"
Harness Length - mm698.5 mm
Mounting Bracket(s) IncludedNo
Mounting LocationSpindle
Mounting TypeBolt mount
Number of Bolt Holes1
Terminal TypePin
Wiring Harness IncludedYes

This part fits 14 vehicles. Search below:

YearMakeModelSubmodelDrive TypePositionNotes
2015Mercedes-BenzC250RWDFront
2015Mercedes-BenzC350RWDFront
2014Mercedes-BenzC250RWDFront
2014Mercedes-BenzC300AWDFront
2014Mercedes-BenzC350RWDFront
2013Mercedes-BenzC250RWDFront
2013Mercedes-BenzC300AWDFront
2013Mercedes-BenzC350RWDFront
2012Mercedes-BenzC250Front
2012Mercedes-BenzC300AWDFront
2012Mercedes-BenzC350BaseFront LeftABS Wheel Speed Sensor Wire Harness included
2012Mercedes-BenzC350SportFront LeftABS Wheel Speed Sensor Wire Harness included
2012Mercedes-BenzC350BaseFront RightABS Wheel Speed Sensor Wire Harness included
2012Mercedes-BenzC350SportFront RightABS Wheel Speed Sensor Wire Harness included

* 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:

2049052905533059ABS2688ABSD30857ALS2688

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