O2 Oxygen Sensor, Wideband Lambda Probe for Mercedes-Benz C Class E Class C180 C200 E200 CDI

Upgrade your Mercedes-Benz with a reliable wideband O2 oxygen sensor from WEIDA AUTO PARTS. Designed for modern C-Class and E-Class models, including C180, C200, E200, and CDI variants, this 5‑wire heated sensor delivers precise air-fuel measurements that keep your engine running clean and efficiently. With OE part reference A0075420218, it’s a direct-fit replacement that helps your ECU optimize fuel economy, reduce emissions, and maintain optimal performance over time.

Benefits & Tips

• Enhances fuel efficiency and lowers emissions by delivering accurate oxygen readings to the engine control unit, enabling precise fuel trimming.
• Restores proper idle and throttle response when the existing sensor is failing or contaminated, helping prevent rough starts and improving overall driveability.
• Use as a maintenance upgrade or during diagnostics to verify that the engine is running within optimal air-fuel ratios. Always follow the vehicle service manual for installation torque and electrical connections.

Product specifications

• Brand: WEIDA AUTO PARTS
• OE Number: A0075420218
• Sensor Type: Magnetic Induction
• Heating: Heated (5‑wire) sensor
• Connection: 5‑wire
• Measuring Range: Compatible with Mercedes-Benz C‑CLASS and E‑CLASS models (including C180, C200, E200, CDI)
• Origin: Mainland China

Package includes:

• 1 x O2 oxygen sensor (wideband lambda probe) compatible with Mercedes-Benz C-Class and E-Class vehicles

Warnings/Reminders

• Replace with the engine cool and disconnect the battery before installation.
• Handle the sensor carefully to avoid damaging the protective sensing element.
• Ensure proper electrical connector alignment and secure harness to prevent loose connections or intermittent readings.
• Consult your vehicle service manual for the correct torque specification and installation procedure.

All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.

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