As the driver of a BMW, You know that a variety of codes and lights will appear on Your dash over time. One of these is code e729. The purpose of this code is to notify You there is a problem found in the automatic air recirculation sensor. If the sensor is faulty, it will need to be replaced. This can cost You between $22 and $48, on average.
Jose P
July 30, 2020
If your BMW is returning an E729 code, it is identifying a problem with the automatic air recirculation sensor.
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