Oxygen Sensor Upstream For Hyundai Elantra 2.0L 2015-2018 Direct Replacement Fits
Upgrade your Hyundai Elantra’s performance with the upstream O2 oxygen sensor for 2.0L engines (2015–2018). This exact-fit sensor from WEIDA AUTO PARTS is designed to deliver precise oxygen readings to the engine control unit, helping your vehicle maintain optimal fuel-air ratios, reduce emissions, and improve cold-start performance. It’s also compatible with a range of late-model Hyundai and Kia vehicles, ensuring you have a reliable, factory-like replacement when you need it most.
Key benefits you can expect from this upstream oxygen sensor include quicker catalyst warm-up, steadier engine idle, and better overall efficiency. A precise O2 reading helps the ECU fine-tune fuel delivery, which means fewer check engine codes and more consistent performance over time. The 5-wire configuration and heating capability provide stable readings across varying temperatures, helping your engine run clean and efficient when you start from cold.
Benefits & Tips
- Install during routine maintenance to restore optimal fuel economy and reduce emissions by ensuring accurate air-fuel measurement.
- Choose this sensor for reliable performance on 2015–2018 Hyundai Elantra 2.0L, with compatibility extended to Hyundai Tucson, Sonata, Kia Forte, Optima, and Soul models from the same era.
- Handle installation with care—ensure the engine is cool, verify the OEM number 39210-2E101, and torque to manufacturer specifications to prevent leaks or sensor damage.
Product specifications
- Brand: WEIDA AUTO PARTS
- OEM No.: 39210-2E101
- Sensor Type: Piezoelectric
- Heating: Yes
- Wire: 5-wire
- Measuring Range: Fit For Hyundai Elantra, Tucson, Sonata, Kia Forte, Optima, Soul (2015–2018)
- Hysteresis: 39210-2E101 90 2505 0031
- Repeatability: 392102E101 9025050031
- Resolution: Not specified
- Origin: Mainland China
Package includes:
- 1 x O2 Oxygen Sensor Upstream for 2.0L Hyundai Elantra (2015–2018)
Warnings / Reminders
- Ensure the engine is completely cool before starting replacement. Disconnect the battery if you are performing electrical work.
- Verify compatibility with your vehicle using the OEM number 39210-2E101 and follow the vehicle’s service manual for proper installation and torque specifications.
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