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Nissan Altima AIR FUEL RATIO SENSOR
Measures exhaust oxygen so the engine computer can keep the fuel mixture right. Genuine Nissan air fuel ratio sensor, part no. 226936CA1B for the Altima (2019).

Product Overview
Part number 226936CA1B is the genuine Nissan air fuel ratio sensor, listed under engine control module in the Nissan catalog. It is made for the Nissan Altima (2019) with the KR20DDET engine. On the catalog diagram it is marked as callout 22693. The catalog specifies a quantity of 1.
Request a quote and our parts team will reply with price and availability. Before ordering, compare part number 226936CA1B with the number on your old part. Part numbers can change during a model's production run, so a VIN check is the surest way to get the right one.
Key Features
Keeps fuel mixture right
Its readings let the engine computer balance fuel and air for economy and low emissions.
Listed fitment
Listed for the Nissan Altima (2019) with the KR20DDET engine.
Catalog reference
Listed under engine control module in the Nissan parts catalog as callout 22693, with quantity 1.
Genuine OEM part
Original Nissan part number 226936CA1B. Share your VIN and we confirm it fits before you order.
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