HomeBrake > SensorsStandard Ignition PWS302 Disc Brake Pad Wear Sensor - Rear
Part #: PWS302

Standard Ignition PWS302 Disc Brake Pad Wear Sensor - Rear

Rear
39 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Porsche and Audi, Macan, A6, A6 Quattro, A7 Quattro, S6, S7, and RS5
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Reliable Disc Brake Pad Wear Sensor for Audi and Porsche Models

The Standard Ignition PWS302 disc brake pad wear sensor is designed to provide accurate and timely alerts for brake pad wear on select Audi and Porsche vehicles. Engineered with precise connector and terminal specifications, this sensor ensures seamless integration with your vehicle's braking system.

  • Connector Gender: Female with an oval shape for secure fitment
  • Single connector quantity for straightforward installation
  • Harness length of 6.5 inches (165.1 mm) for optimal routing
  • Mounting location at the brake caliper for direct wear monitoring
  • Terminal Gender: Male with two pin-type terminals for reliable electrical connection

Detailed Product Description

The Standard Ignition PWS302 disc brake pad wear sensor is specifically designed for use on Audi A6, A6 Quattro, A7 Quattro, RS5, S6, S7, and Porsche Macan models. This sensor features a female oval connector that mates securely with the vehicle’s wiring harness, ensuring consistent signal transmission. The harness length of 6.5 inches (165.1 mm) allows for proper placement and routing near the brake caliper, where the sensor monitors brake pad thickness. Equipped with two male pin terminals, the sensor maintains a stable electrical connection critical for accurate brake pad wear detection.

Common Applications and Issues Addressed

  • Alerts for worn brake pads to prevent brake system damage
  • Prevents unexpected brake failure due to unnoticed pad wear
  • Maintains vehicle safety by ensuring timely brake maintenance
  • Helps avoid costly repairs from damaged rotors or calipers
  • Supports compliance with vehicle maintenance schedules

Installation Notes and Tips

  • Ensure the female oval connector aligns properly with the vehicle harness
  • Route the 6.5-inch harness carefully to avoid interference with moving parts
  • Mount the sensor securely at the brake caliper for accurate wear detection
  • Verify terminal connections are clean and firmly seated to prevent signal loss
  • Consult vehicle service manual for specific brake system procedures

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, providing reliable performance and durability. The PWS302 disc brake pad wear sensor undergoes rigorous quality control to ensure consistent operation. Warranty coverage details are available through Standard Ignition and typically include protection against defects in materials and workmanship.

BrandStandard Ignition
Part NumberPWS302
Connector GenderFemale
Connector ShapeOval
FunctionsBrake Pad Wear Sensor
Mounting LocationBrake Caliper
Terminal GenderMale
Terminal TypePin

This part fits 39 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2021PorscheMacanRearw/o Ceramic Rotors
2020PorscheMacanRearw/ Steel Rotors
2019PorscheMacanRearw/ Steel Rotors
2018AudiA62.0LL4Rear
2018AudiA6 QuattroRear
2018AudiA7 QuattroRear
2018AudiS6Rearw/ Steel Rotors
2018AudiS7Rear
2018PorscheMacanRearw/ Steel Rotors
2017AudiA62.0LL4Rear
2017AudiA6 QuattroRear
2017AudiA7 QuattroRear
2017AudiS6Rearw/ Steel Rotors
2017AudiS7Rear
2017PorscheMacanRearw/ Steel Rotors
2016AudiA62.0LL4Rear
2016AudiA6 QuattroRear
2016AudiA7 QuattroRear
2016AudiS6Rearw/ Steel Rotors
2016AudiS7Rear
2016PorscheMacanRearw/ Steel Rotors
2015AudiA6 QuattroRear
2015AudiA7 QuattroRear
2015AudiRS5Rear
2015AudiS6Rearw/ Steel Rotors
2015AudiS7Rear
2015PorscheMacanRearw/ Steel Rotors
2014AudiA6 QuattroRear
2014AudiA7 QuattroRear
2014AudiRS5Rear
2014AudiS6Rearw/ Steel Rotors
2014AudiS7Rear
2013AudiA6 QuattroRear
2013AudiA7 QuattroRear
2013AudiRS5Rear
2013AudiS6Rearw/ Steel Rotors
2013AudiS7Rear
2012AudiA6 QuattroRear
2012AudiA7 QuattroRear

* 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:

2BWS02224G0615121BWS707EWS148SW0310V10-72-1282WS502

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