HomeBrake > SensorsPowerStop SW-0403 Disc Brake Pad Wear Sensor - Front
Part #: SW-0403

PowerStop SW-0403 Disc Brake Pad Wear Sensor - Front

PowerStop - Front Euro-Stop Electronic Brake Wear Sensor, Front
⚙️ 26 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦PowerStop - Front Euro-Stop Electronic Brake Wear Sensor, Front
🚗Fitment: BMW, 318i, 318is, 325i, 325is, 325iX, 325, 325e, and 325es
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of PowerStop Front Euro-Stop Brake Wear Sensor

The PowerStop - Front Euro-Stop Electronic Brake Wear Sensor (Part Number SW-0403) is designed specifically for select BMW models including the 318i, 318is, 325e, 325es, 325i, 325is, and 325iX. This disc brake pad wear sensor provides reliable monitoring of brake pad condition to help maintain optimal braking performance.

  • Compatible with BMW 318i, 318is, 325e, 325es, 325i, 325is, and 325iX models
  • Wiring harness length of 250 mm (9.842 inches) for precise fitment
  • Gray round connector with female gender for secure connection
  • Includes 2 wires and 2 terminals (male and female) for accurate signal transmission
  • Connector quantity: 1; grommets not included

Detailed Product Features and Specifications

The PowerStop - Front Euro-Stop Electronic Brake Wear Sensor SW-0403 features a wiring harness length of 250 mm (approximately 9.842 inches), ensuring proper reach and installation on the front brake assembly of compatible BMW vehicles. The sensor uses a gray, round-shaped connector with a female gender, designed to mate securely with the vehicle’s existing wiring harness. It includes two wires and two terminals (male and female), facilitating reliable electrical contact and accurate brake pad wear detection. This sensor does not include grommets, so ensure proper routing and protection during installation.

About the PowerStop Front Euro-Stop Product Line

The PowerStop - Front Euro-Stop Electronic Brake Wear Sensor line focuses on providing precise and durable brake wear monitoring solutions tailored for European vehicles. This product line emphasizes compatibility with specific BMW models, offering sensors engineered to meet OEM specifications for fit and function. The Euro-Stop sensors are designed to integrate seamlessly with the vehicle’s braking system, providing timely alerts to maintain brake safety and performance.

Common Applications and Issues Addressed

  • Detects brake pad wear to prevent brake failure
  • Alerts driver to replace worn brake pads promptly
  • Helps avoid costly rotor damage due to worn pads
  • Maintains proper brake system functionality and safety
  • Prevents false brake wear warnings caused by faulty sensors

Installation Notes and Tips

When installing the PowerStop SW-0403 sensor on compatible BMW models, verify the wiring harness length and connector type to ensure proper fit. The gray round connector with female gender should align with the vehicle’s male connector. Since grommets are not included, take care to route the wiring harness away from heat sources and moving parts to avoid damage. Confirm secure terminal connections (male and female) for accurate sensor operation.

Quality Assurance and Warranty

PowerStop manufactures the Front Euro-Stop Electronic Brake Wear Sensor SW-0403 to meet industry standards for durability and performance. While specific warranty details are not provided here, PowerStop products typically come with manufacturer-backed quality assurance. It is recommended to consult the product packaging or official documentation for warranty information.

BrandPowerStop
Part NumberSW-0403
PositionPowerStop - Front Euro-Stop Electronic Brake Wear Sensor, Front
Connector Colorgray
Connector GenderFemale
Connector Quantity1
Connector Shaperound
Grommets IncludedNo
Terminal GenderMale Female
Terminal Quantity2
Wire Quantity2
Wiring Harness Length9.842
Wiring Harness Length250.00

This part fits 26 vehicles. Search below:

YearMakeModelBody TypePositionNotes
1992BMW318iConvertibleFrontPowerStop - Front Euro-Stop Electronic Brake Wear Sensor
1992BMW318isFront4 Stud; PowerStop - Front Euro-Stop Electronic Brake Wear Sensor
1991BMW318iFrontPowerStop - Front Euro-Stop Electronic Brake Wear Sensor
1991BMW318isFrontPowerStop - Front Euro-Stop Electronic Brake Wear Sensor
1991BMW325iFrontPowerStop - Front Euro-Stop Electronic Brake Wear Sensor
1991BMW325isFrontPowerStop - Front Euro-Stop Electronic Brake Wear Sensor
1991BMW325iXFrontPowerStop - Front Euro-Stop Electronic Brake Wear Sensor
1990BMW325iFrontPowerStop - Front Euro-Stop Electronic Brake Wear Sensor
1990BMW325isFrontPowerStop - Front Euro-Stop Electronic Brake Wear Sensor
1990BMW325iXFrontPowerStop - Front Euro-Stop Electronic Brake Wear Sensor
1989BMW325iFrontPowerStop - Front Euro-Stop Electronic Brake Wear Sensor
1989BMW325isFrontPowerStop - Front Euro-Stop Electronic Brake Wear Sensor
1989BMW325iXFrontPowerStop - Front Euro-Stop Electronic Brake Wear Sensor
1988BMW325iFrontPowerStop - Front Euro-Stop Electronic Brake Wear Sensor
1988BMW325isFrontPowerStop - Front Euro-Stop Electronic Brake Wear Sensor
1988BMW325iXFrontPowerStop - Front Euro-Stop Electronic Brake Wear Sensor
1987BMW325eFrontPowerStop - Front Euro-Stop Electronic Brake Wear Sensor
1987BMW325esFrontPowerStop - Front Euro-Stop Electronic Brake Wear Sensor
1987BMW325iFrontPowerStop - Front Euro-Stop Electronic Brake Wear Sensor
1987BMW325isFrontPowerStop - Front Euro-Stop Electronic Brake Wear Sensor
1986BMW325eFrontPowerStop - Front Euro-Stop Electronic Brake Wear Sensor
1986BMW325esFrontPowerStop - Front Euro-Stop Electronic Brake Wear Sensor
1985BMW318iFrontPowerStop - Front Euro-Stop Electronic Brake Wear Sensor
1985BMW325eFrontPowerStop - Front Euro-Stop Electronic Brake Wear Sensor
1984BMW318iFrontPowerStop - Front Euro-Stop Electronic Brake Wear Sensor
1984BMW325eFrontPowerStop - Front Euro-Stop Electronic Brake Wear Sensor

* 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:

084-1088116.340032120092BWS012034 35 1 153 96434 35 9 058 889A059015EWS65SU9916WK41WS307

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