HomeBrake > SensorsStandard Ignition PWS256 Disc Brake Pad Wear Sensor - Rear
Part #: PWS256

Standard Ignition PWS256 Disc Brake Pad Wear Sensor - Rear

Rear
⚙️ 7 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: BMW, 740i, 750i, 750i xDrive, 750Li, 750Li xDrive, Alpina B7, Alpina B7 xDrive, Alpina B7L, and Alpina B7L xDrive
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Reliable Disc Brake Pad Wear Sensor for BMW 7 Series

The Standard Ignition PWS256 disc brake pad wear sensor is designed specifically for BMW 740i, 750i, 750i xDrive, 750Li, and 750Li xDrive models. This sensor helps monitor brake pad condition to ensure timely maintenance and safe driving performance.

  • Compatible with BMW 740i, 750i, 750i xDrive, 750Li, and 750Li xDrive
  • Part number PWS256 for precise identification
  • Disc brake pad wear sensor type for accurate brake system monitoring
  • Engineered to meet OEM specifications for reliable fit and function
  • Durable construction to withstand harsh braking conditions

Product Details and Functionality

The Standard Ignition PWS256 sensor is a critical component in the brake system of select BMW 7 Series vehicles. It detects the wear level of disc brake pads and sends signals to the vehicle’s onboard computer, alerting the driver when brake pads need replacement. This helps prevent brake damage and maintains optimal braking performance. Designed to integrate seamlessly with the brake system, the sensor ensures accurate and timely wear detection.

Common Applications and Issues Addressed

  • Prevents brake pad over-wear by providing early warning
  • Helps avoid brake rotor damage due to worn pads
  • Maintains brake system safety and reliability
  • Reduces risk of brake failure from unnoticed pad wear
  • Supports proper brake maintenance scheduling

Installation Notes and Tips

Installation of the PWS256 sensor should be performed by a qualified technician familiar with BMW brake systems. Ensure the sensor connector is securely attached and routed away from moving parts or heat sources. Verify sensor operation through the vehicle’s diagnostic system after installation. Using the correct part number PWS256 guarantees compatibility with the specified BMW 7 Series models.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM standards, ensuring dependable performance and fit. While specific warranty details may vary, Standard Ignition typically offers coverage against defects in material and workmanship. Refer to the product documentation or manufacturer for exact warranty terms related to the PWS256 disc brake pad wear sensor.

BrandStandard Ignition
Part NumberPWS256
Connector GenderMale
ContentsSensor
FunctionsBrake Pad Wear Sensor
Harness Length - inches41"
Mounting LocationBrake Caliper
Terminal GenderMale
Terminal TypePin

This part fits 7 vehicles. Search below:

YearMakeModelPositionNotes
2011BMW740iRear
2011BMW750iRear
2011BMW750i xDriveRear
2011BMW750LiRear
2011BMW750Li xDriveRear
2010BMW750iRear
2010BMW750LiRear

* 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:

084-18432BWS0268343567919605S1218971-393376229BWS656EWS115SU13608SW0455V20-72-0031WS456

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