PowerStop SW-0496 Disc Brake Pad Wear Sensor - Rear

Rear Brake Wear Sensor for BMW

PowerStop SW-0496 is a rear electronic brake pad wear sensor built for BMW applications that use an OEM-style wear indicator system. It is made to match original form, fit, and function while handling the heat and electrical demands of everyday braking.

For drivers replacing rear pads on select BMW 230i, 330i, 430i, M340i, M440i, Z4, and i4 models, this sensor helps restore proper brake wear monitoring without changing the factory setup.

PowerStop Euro-Stop Sensor Line

PowerStop’s Euro-Stop brake wear sensor line focuses on direct-fit replacement parts for European vehicles. The goal is straightforward: replace a worn sensor with a sensor that follows the original equipment design and supports consistent brake warning performance.

Key Features

• Rear disc brake pad wear sensor for BMW electronic wear indicator systems
• OEM-style form, fit, and function
• Built to withstand extreme temperatures for stable electrode conductivity
• Blue connector with oval shape and female connector design
• 2-wire harness with pin terminals and integrated grommets
• PowerStop part number SW-0496

Detailed Description

PowerStop SW-0496 is a rear Euro-Stop electronic brake wear sensor engineered for BMW rear brake applications. It is designed to replace a worn or damaged disc brake pad wear sensor and maintain the factory brake warning system on vehicles such as the BMW 330i, BMW 430i, BMW M340i, BMW M440i, BMW Z4, and BMW i4. The sensor is built to meet or exceed OEM requirements and is intended to deliver reliable signal performance over long service intervals.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What This Sensor Helps Address

• Brake wear warning light staying on after pad service
• Damaged or brittle rear brake wear sensor wiring
• Faulty brake pad wear signal from a worn sensor
• Loss of brake wear monitoring after rear pad replacement
• OEM sensor replacement needs on select BMW rear brake systems

Installation Notes and Tips

Install this rear brake wear sensor at the rear axle position only. Confirm connector shape, terminal style, and harness routing before installation, and inspect the sensor path for heat damage or abrasion. Replace the sensor when servicing rear brake pads if the original sensor is worn, broken, or triggered.

Compatible With select BMW rear applications including 2022-2026 BMW 230i, 2023-2026 BMW 330i, 2022-2026 BMW 430i, 2022-2026 BMW M240i, 2022-2026 BMW M340i, 2023-2026 BMW M440i, 2022-2026 BMW Z4, and 2022-2025 BMW i4. Also fits earlier rear BMW applications including 2019-2022 BMW 330i, 2021-2022 BMW 430i, 2020-2021 BMW M340i, and 2019-2021 BMW Z4.

Quality Assurance

PowerStop builds this sensor to meet or exceed OEM requirements and to maintain conductivity under extreme temperature conditions. The SW-0496 is intended to provide dependable brake wear monitoring performance for BMW rear brake service.