BMW X1 3 Series 320i Rear Oxygen Sensor 11787570481 Air-Fuel Ratio Monitoring

宝马X1 3系320i 后氧传感器11787570481 空燃比监测

BMW X1 3 Series 320i Rear Oxygen Sensor 11787570481, compatible with BMW X1, 3 Series 320i, OEM 1178-7570-480, used for air-fuel ratio monitoring

SensorIn StockBMW3 SeriesX1

Replaces OEM #

MOQ

1

Vehicle Fitment(3 items)

Vehicle Model / GenerationYearEngineSpecification
3 Series(G20)2019 ~ 2024
X12009 ~ null
320i1975 ~ null

Specifications

品牌KLP
货号1178-7570-480 11787570481
加工定制
测量精度精准

BMW X1 and 3-series 320i with N46 or N52 engines’ downstream oxygen sensor (OEM 1178-7570-480) installed after the catalytic converter in the exhaust pipe; monitors exhaust oxygen content in real time and feeds ECU with precise air-fuel ratio data to ensure combustion efficiency and emissions compliance. Installation requires lifting the vehicle; pay attention to harness routing; estimated labor 0.5-1 hour. If symptoms include rough idle, high fuel consumption, sensor aging indicated, replace promptly.

FAQ — Motuon

宝马X1 3系320i 后氧传感器11787570481 空燃比监测

1178-7570-480

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