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Mercedes C-Class MAF Sensor Contamination — Mercedes-Benz C-Class 2007 | MyCarFault
⚪ UNSOLVED No confirmed fix yet · Be the first to help

Mercedes C-Class MAF Sensor Contamination

Mercedes-Benz C-Class 2007 M271/M272
Safe to Drive?
⚠️ Drive with Caution
Urgency Level
🟡 Monitor Closely

MAF sensor contamination on W204 C-Class causes lean running and poor economy. P0101 stored. Clean first with MAF cleaner. If fault persists after cleaning, replace sensor at £100-250.

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