Car Problem Reports

Mercedes-Benz E320 4MATIC Replace air filter when replacing failed mass air flow sensor

Mercedes-Benz E320 4MATIC Problem
3 Reports
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Model Years Affected: 2003, 2004, 2005


The mass air flow (MAF) sensor tends to fail. The engine air filter should be replaced when the mass air flow sensor is replaced; a dirty filter can allow debris to damage the new sensor.

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