Second Hand Alfa Romeo Tonale Oxygen Sensor

Yes, but only on the mild-hybrid petrol variants — the Tonale launched in the UK from 2022 with a 1.5-litre turbocharged mild-hybrid petrol engine, and petrol engines use lambda (oxygen) sensors to manage the air-fuel mixture and emissions. The plug-in hybrid (PHEV) Q4 variant also uses a petrol engine alongside its electric motor, so it too will have oxygen sensors fitted. If you have a fully electric version, that drivetrain does not exist on the Tonale — all current UK Tonale variants are either mild-hybrid petrol or PHEV, so oxygen sensors are relevant to all of them.

The Tonale has been on sale in the UK from 2022 and is a single generation with no significant facelift confirmed within that early production window, so sensors from within this period are likely to share the same engine codes and exhaust configurations. That said, always match by engine code rather than year alone, as running changes in production can affect sensor type or connector. Ask the breaker to confirm the part against your specific registration and engine code before buying.

Trim level does not affect oxygen sensor fitment on the Tonale — what matters is the engine code and whether the car is the 160hp mild-hybrid or the 280hp PHEF Q4 variant, not whether it is a Sprint, Ti, Veloce, or Edizione Speciale. A sensor pulled from a Sprint with the same engine as your Veloce is the same mechanical part. You may find cosmetic or equipment differences between trim levels, but none of those affect the exhaust or sensor specification.

The 1.5-litre mild-hybrid and the PHEV Q4 use different engine and exhaust configurations, and their oxygen sensors may differ in position, connector type, or calibration, so they should not be assumed interchangeable. Always give the breaker your exact engine code — found on your V5C or via a registration lookup — rather than just the model name. The breaker will be able to confirm which sensor matches your specific drivetrain.

Yes, a used oxygen sensor can be fitted and the car can still pass an MOT, provided the sensor is the correct type for your engine and is functioning properly — a faulty or mismatched sensor will typically trigger an engine warning light, which is an automatic MOT failure. Because the Tonale is a relatively modern Euro 6 emissions vehicle, the sensor must be compatible with your car's emissions system, so matching engine code and sensor position (upstream or downstream of the catalytic converter) is important. If you have any doubt about whether the used sensor is correct or in good working order, ask the breaker and have it fitted by a qualified mechanic who can clear and recheck fault codes afterwards.

Have your engine code ready — you can find this on your V5C registration document or by asking a dealer to look it up against your registration plate — and tell the breaker whether you need the upstream (pre-cat) or downstream (post-cat) sensor, as these are different parts. The Tonale is a newer model so supply of used parts from breakers may be more limited than for older Alfas; confirm the mileage and condition of the donor vehicle where possible. Never assume a sensor fits based on the model name alone — engine code and sensor position are the key details.