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Ford Focus Oxygen Sensor (Rear Type), compatible with Ford Focus, OEM 3M51-9F472, used to monitor exhaust oxygen content and optimize combustion efficiency.
Replaces OEM #
MOQ
1件
| Vehicle Model / Generation | Year | Engine | Specification |
|---|---|---|---|
| Focus | — | — | — |
| Focus(MK4) | — | — | — |
Ford Focus post-cat oxygen sensor monitors exhaust oxygen content and feeds ECU to adjust air-fuel ratio. OEM 3M51-9F472; for Ford Focus models. Replacement difficulty moderate; common faults include carbon buildup or aging causing signal inaccuracy; clean the connector during replacement.
福特福克斯氧传感器 3M51-9F472-AC 0258006573/6574 后氧型
3M51-9F472