Oxygen Sensor Upstream 4-Wire Heated Replacement for Mitsubishi Eclipse Montero Sport
Upgrade your Mitsubishi's oxygen monitoring with the Mitsubishi Eclipse Montero Sport Oxygen Sensor Upstream 4 Wire from WEIDA AUTO PARTS. This heated, four-wire O2 sensor plays a crucial role in maintaining the optimal air-fuel mix, delivering precise readings to your vehicle’s ECU. Faster warm-up during cold starts means quicker peak performance, better fuel efficiency, and lower exhaust emissions, helping your engine run smoothly and reliably.
Designed to fit a range of popular Mitsubishi models, including Eclipse, Montero Sport, Outlander, and Pajero from 1998 to 2006, this upstream sensor delivers consistent, accurate oxygen data even in challenging driving conditions. The 4-wire heated design ensures the sensor reaches its operating temperature quickly, so the ECU can adjust fuel delivery sooner and more accurately. With a robust build and OEM compatibility, it’s a dependable replacement that helps restore driveability and engine efficiency.
Benefits & Tips
- Faster sensor heating reduces cold-start emissions and improves initial catalytic converter efficiency.
- Accurate oxygen readings support optimal fuel economy and smoother acceleration across driving conditions.
- Direct replacement for compatible Mitsubishi models; verify compatibility with your vehicle’s year and model (1998–2006 Eclipse, Montero Sport, Outlander, Pajero) to ensure a perfect fit.
Product specifications
- Brand: WEIDA AUTO PARTS
- OEM No.: MD342693
- Sensor Type: Piezoelectric
- Heating Type: Yes
- Sensor Configuration: 4-Wire
- Measuring Range / Compatibility: 1998–2006 Mitsubishi Eclipse, Montero Sport, Outlander, Pajero
- Origin: Mainland China
- Repeatability: MD360181, MD369190, MN158671
- Resolution: Oxygen Sensor
- Sensitivity: WEI DA
- Notes: Hysteresis MD342693
Package includes:
- Upstream oxygen sensor (4-wire, heated) suitable for Mitsubishi models listed above
Warnings/Reminders
Compatibility is specified for 1998–2006 Mitsubishi Eclipse, Montero Sport, Outlander, and Pajero models. Ensure correct fitment for your vehicle’s year and engine configuration before purchase. When replacing, consider inspecting related sensors and connectors to maintain optimal exhaust management and emissions control.
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