Bmw E46 M3 Mass Air Flow Sensor Cleaning

E36 3 series 99 05 e46 3 series conv 07 13 e93 3 series.

Bmw e46 m3 mass air flow sensor cleaning.

A bmw started using mass air flow sensors maf in the early 90s on most models note that minis and some latest model bmws do not use this system and do not have maf units. Approximate time for this project. Professional labour costs for mafs clean 35 private or 155 bmw per hour x 0 5 hours. Mine looks like this view attachment 484538.

The research i found suggested disassembling the sensor from the maf and cleaning properly. Further searching i realised the sensor was not the same as shown in post 24 of this thread. Inside the sensor there is a thin metal film which is maintained at a constant temperature via electrical current from the ecm. Diy mass air flow sensor mafs clean impee s diy mafs clean for bmw 318i e46 how to clean the mass air flow sensor yourself.

Little tutorial how to clean bmw m3 e36 mass airflow sensor. You can also use this diy tutorial for other cars. Bmw e46 maf mass air flow sensor removal and replacement in 2 minutes 320i 323i 325i 328i 330i. Hi i was wondering where is the mass air flow sensor in my 97 528i and how to clean it properly.

Cleaning maf sensor can resolve idle problem. This was done on a 2000 e46 bmw 323i with the m52tu25 engine wanted to share this with others who have no scan tools or multimeter or electronic type tools. In this video throtl co founder evan shows you how to clean a maf on the throtl36 the 96 e36 m3 project. It s a very simple process which has proven dra.