happybuySE E001T50371 Knock Sensor: Compatible with multiple Mazda models
Available Options

Ever heard your Mazda's engine make a weird knocking sound? That's where the Knock Sensor comes in—your car's personal detective for those odd pings and knocks. It's a perfect match for a range of Mazdas, from the zippy Mazda 2 (DE) 1.3 to the more robust Mazda3 (BK) 1.4 and 1.6, and even the family-friendly 5 (CR19) 2.0. Crafted from top-notch materials, this little gadget doesn't just sit there; it works hard to keep your engine running smoother than a jazz solo. And guess what? Installing it is a breeze. So, if you're into keeping your Mazda happy (and who isn't?), this sensor is pretty much a no-brainer.
- Ensures optimal engine performance
- Easy installation
- High-quality materials
- Compatible with multiple Mazda models
General specs
- Brand: happybuySE
- Model: E001T50371
- Seller: Joom
- Compatibility: Mazda 2 (DE) 1.3, Mazda3 (BK) 1.4 1.6, 5 (CR19) 2.0
- Material: High-quality
- Installation: Easy
- First listed by seller: 7/19/25
If you are interested in more details, you can find full information on the seller's page.
Shipping options
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Brand | happybuySE | Tautoparts | Skyfree | happybuySE | happybuySE | loverapple |
Model | E001T50371 | ZJ01-18-921 E001T50371 | L35G18840 | PY8W-18-211 | 9677539480 | FN01-21-550 |
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Price | $20.70 | $19.28 | $10.76 | $20.63 | $26.73 | $23.43 |
Seller | Joom | Joom | Joom | Joom | Joom | Joom |
Update | August 5, 2025 | August 28, 2025 | August 28, 2025 | August 28, 2025 | August 28, 2025 | August 28, 2025 |
Compatibility | Mazda 2 (DE) 1.3, Mazda3 (BK) 1.4 1.6, 5 (CR19) 2.0 | Mazda 2, Mazda 3, Mazda 5, Mazda 6 | Mazda 3, Mazda 5, Mazda 6, CX-7, MPV, BT-50, MX-5 | Mazda 6 2018-2020, CX-5 2019-2020, CX-9 2016-2020 | Ford B-Max, Fiesta, Peugeot 308, Citroen DS3, C4 | Mazda 2, Mazda 3, Mazda 5, Mazda 6, Mazda CX-7, Mazda Protege |
Type | Pressure Sensor | Crankshaft Position Sensor | Automatic Transmission Speed Sensor |