Citroen 4545A9 ABS Wheel Speed Sensor is a vital sensor used in the vehicle’s anti-lock braking system (ABS). It monitors the rotational speed of the wheels by sending signals to the ABS control unit, helping to prevent wheel lockup during braking. This sensor plays a crucial role in maintaining vehicle stability and control under braking conditions.
This ABS sensor fits Citroen vehicles requiring the specific 4545A9 part. When replacing an ABS wheel speed sensor, it is important to compare the new unit with the original sensor in terms of connector type and physical mounting to ensure compatibility. The sensor’s main function is to relay accurate wheel speed data, so buyers should verify the part number and fitment details match their vehicle’s requirements.
The unit is categorized under ABS sensors, designed as a sensor component specifically for Citroen models identified by the 4545A9 code. While installation often involves careful handling to maintain sensor integrity, no coding, calibration, or fault repair is guaranteed by this listing. For precision and safety, users should consult technical support or authorized service if needed after installation.
- Type: ABS wheel speed sensor
- Brand/vehicle group: Citroen
- SKU: BB-291437
Need help matching this item to your vehicle? Use more ABS Sensor, Vehicle Parts Finder or Request a Part with your VIN, engine number, part number or clear photos.

