# Mpulse SEN-2BWS0409 Rear Disc Brake Pad Wear Sensor for 2014-2021 BMW i3, i3s

### Performance Overview

Mpulse offers the ultimate sensors on the market. The unmatched performance and precision coupled with longer lasting components make our sensors the go-to choice of tousands of reputed mechanical shops in North America. Certified, designed and tested by our certified engineers.This disc Brake Pad Wear Sensor is listed for 2014-2021 BMW i3, BMW i3s. Please review the fitment chart before ordering.

### Key Features

-   Designed as a direct replacement disc Brake Pad Wear Sensor for compatible vehicle applications
-   Built for dependable daily driving performance and consistent fitment
-   Application-specific design helps support proper installation and function

### Package include:

-   1x Rear Disc Brake Pad Wear Sensor

### Vehicle Fitment

**Fitment Summary:** 2014-2021 BMW i3, BMW i3s

**Position:** Rear

-   2021 BMW i3 — Position: Rear; Fitment Precision: 0.6L/-L
-   2021 BMW i3s — Position: Rear; Fitment Precision: 0.6L/-L
-   2020 BMW i3 — Position: Rear
-   2020 BMW i3s — Position: Rear; Fitment Precision: Base and with I01 body code and Hatchback and -L and Disc rear brakes
-   2020 BMW i3s — Position: Rear; Fitment Precision: Range Extender and with I01 body code and Hatchback and 0.6L and Disc rear brakes
-   2019 BMW i3 — Position: Rear; Fitment Precision: -L
-   2019 BMW i3s — Position: Rear; Fitment Precision: I01 body code and with Hatchback and 0.6L and XB4 engine designation and Disc rear brakes
-   2018 BMW i3 — Position: Rear; Fitment Precision: I01 body code and with Hatchback and 0.6L and Disc rear brakes
-   2018 BMW i3s — Position: Rear; Fitment Precision: I01 body code and with Hatchback and 0.6L and Disc rear brakes
-   2015-2017 BMW i3 — Position: Rear

### FAQ

**Will this fit my vehicle?**  
Please verify your year, make, model, position, fitment precision, and any notes using the compatibility list above before purchase.

**What part number is this?**  
The listed part number is SEN-2BWS0409.

**Is this product designed for direct replacement?**  
Yes. This product is intended to match compatible vehicle applications listed in the fitment section.

**Should I confirm fitment before ordering?**  
Yes. Always compare your original part, position, and vehicle details with the fitment chart before ordering.

### Common Searches

-   disc Brake Pad Wear Sensor for BMW i3
-   2014-2021 BMW i3 disc Brake Pad Wear Sensor
-   SEN-2BWS0409 fitment
-   Mpulse disc Brake Pad Wear Sensor
-   Rear disc Brake Pad Wear Sensor
-   disc Brake Pad Wear Sensor for BMW i3s

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2021

BMW

i3

Rear

0.6L/-L

2021

BMW

i3s

Rear

0.6L/-L

2020

BMW

i3

Rear

2020

BMW

i3s

Rear

Base and with I01 body code and Hatchback and -L and Disc rear brakes

2020

BMW

i3s

Rear

Range Extender and with I01 body code and Hatchback and 0.6L and Disc rear brakes

2019

BMW

i3

Rear

\-L

2019

BMW

i3s

Rear

I01 body code and with Hatchback and 0.6L and XB4 engine designation and Disc rear brakes

2018

BMW

i3

Rear

I01 body code and with Hatchback and 0.6L and Disc rear brakes

2018

BMW

i3s

Rear

I01 body code and with Hatchback and 0.6L and Disc rear brakes

2015

BMW

i3

Rear

2016

BMW

i3

Rear

2017

BMW

i3

Rear

2014

BMW

i3

Rear

Base and with -L

2014

BMW

i3

Rear

Range Extender and with 0.6L

## Details

- **Price:** 33.39 CAD
- **Vendor:** Mpulse
- **Type:** Disc Brake Pad Wear Sensor
- **Tags:** 19139, 2014 BMW i3, 2014-2021 BMW i3, 2015 BMW i3, 2016 BMW i3, 2017 BMW i3, 2018 BMW i3, 2018 BMW i3s, 2019 BMW i3, 2019 BMW i3s, 2020 BMW i3, 2020 BMW i3s, 2021 BMW i3, 2021 BMW i3s, 2BWS0409, 34356857154, Brake pad sensor, Brake sensor, Disc Brake Pad Wear Sensor, Disc Brake Pad Wear Sensor for BMW i3, EWS195, i3s, i3s Disc Brake Pad Wear Sensor, Mpulse, Mpulse SEN-2BWS0409 Disc Brake Pad Wear Sensor, PWS285, Rear, Rear Disc Brake Pad Wear Sensor for 2014 BMW i3, replacement auto part, replacement SEN-2BWS0409 Disc Brake Pad Wear Sensor, SEN-2BWS0409, vehicle fitment, wear sensor, WS485

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 33.39 CAD | In stock |

## Images

- Mpulse_Disc Brake Pad Wear Sensor_SEN-2BWS0409

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/rear-brake-pads-wear-sensor-for-bmw-i3-i3s-sen-2bws0409)
> Updated: 2026-06-09