HomeStandard Ignition PWS322 Disc Brake Pad Wear Sensor - Rear
Part #: PWS322

Standard Ignition PWS322 Disc Brake Pad Wear Sensor - Rear

Rear
10 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Audi, A4, A4 allroad, A4 Quattro, Q7, S4, and S5
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Reliable Disc Brake Pad Wear Sensor for Audi Vehicles

The Standard Ignition PWS322 disc brake pad wear sensor is designed to provide accurate and timely alerts for brake pad wear on select Audi models. This sensor helps maintain optimal braking performance and safety by monitoring pad thickness and signaling when replacement is necessary.

  • Compatible with Audi A4, A4 allroad, A4 Quattro, Q7, S4, and S5 models
  • Disc brake pad wear sensor designed for precise monitoring
  • Durable construction for consistent performance under various driving conditions
  • Direct replacement part number PWS322 for easy identification
  • Ensures timely brake maintenance alerts to prevent brake system damage

Product Details and Compatibility

The Standard Ignition PWS322 sensor is engineered specifically for use with Audi vehicles including the A4, A4 allroad, A4 Quattro, Q7, S4, and S5. This disc brake pad wear sensor monitors the condition of brake pads by detecting wear levels and sending signals to the vehicle’s onboard system. By providing early warnings, it helps drivers maintain brake system integrity and avoid costly repairs. The PWS322 part number corresponds directly to this sensor, ensuring compatibility and ease of replacement.

Common Applications and Issues Addressed

  • Prevents brake pad damage by alerting when pads are worn
  • Helps avoid brake rotor damage due to worn pads
  • Reduces risk of brake system failure from unnoticed wear
  • Maintains vehicle safety by ensuring timely brake maintenance
  • Supports proper brake system diagnostics and monitoring

Installation Notes and Tips

  • Ensure vehicle ignition is off before installation
  • Locate the existing brake pad wear sensor on the compatible Audi model
  • Disconnect the old sensor carefully to avoid wiring damage
  • Install the Standard Ignition PWS322 sensor securely in place
  • Verify sensor connection and test brake wear warning system after installation

Quality Assurance and Warranty

Standard Ignition manufactures the PWS322 disc brake pad wear sensor to meet or exceed OEM specifications for fit, form, and function. This sensor undergoes rigorous quality control to ensure reliable performance and durability. While specific warranty details may vary, Standard Ignition typically offers coverage against defects in materials and workmanship to provide confidence in product reliability.

BrandStandard Ignition
Part NumberPWS322
Connector GenderFemale
Connector ShapeOval
FunctionsSensor
Mounting LocationBrake Caliper
Terminal GenderMale
Terminal TypeBlade

This part fits 10 vehicles. Search below:

YearMakeModelPositionNotes
2018AudiA4Rear
2018AudiA4 allroadRear
2018AudiA4 QuattroRear
2018AudiQ7Rear
2018AudiS4Rear
2018AudiS5Rear
2017AudiA4Rear
2017AudiA4 allroadRear
2017AudiA4 QuattroRear
2017AudiQ7Rear

* 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:

2BWS04354M0615121PBWS727WS522

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