Air filter Mercedes E-Class W212 OM651 (2.2 CDI) — Mann, Mahle, Filtron
Air filter for Mercedes E-Class W212 OM651 (2.2 CDIL, 2009–2016) — dimensions, Mann, Mahle, Filtron, WIX and Hengst part numbers, and replacement interval.
Technical Specifications
| Parameter | Value |
|---|---|
| Make / Model | Mercedes E-Class W212 |
| Engine Code | OM651 |
| Displacement / Fuel | 2.2 CDIL diesel |
| Production Years | 2009–2016 |
| Filter size | 415×209×46 mm |
| Replacement interval | 15 000 km |
Compatible Air Filters
| Brand | Part Number |
|---|---|
| Mann-Filter | Mann C26168/1 |
| Mahle / Knecht | Mahle LX2044 |
| Filtron | Filtron AP169 |
| WIX Filters | WIX WA9812 |
| Hengst | Hengst E918L |
Replacement Interval
Replace the air filter every 15 000 km or once a year, whichever comes first.
In urban environments with high dust levels, replace more frequently — every 10,000–12,000 km.
Signs of a Clogged Air Filter
- Increased fuel consumption of 5–10%
- Reduced acceleration performance
- Black smoke from the exhaust (diesel engines)
- Fault code P0171/P0174 (lean mixture) on petrol engines
- Visibly dark, dirty filter element on inspection
FAQ
Which air filter fits Mercedes E-Class W212 OM651?
Mann Mann C26168/1, Mahle Mahle LX2044, Filtron Filtron AP169. Filter dimensions: 415×209×46 mm.
How often should the air filter be changed on Mercedes E-Class W212?
Every 15 000 km or annually. On unpaved or dusty roads, replace every 8,000–10,000 km.
Can the air filter be cleaned instead of replaced?
Disposable paper filters (Mann C26168/1, Mahle LX2044) are not washable. Washing destroys the filter medium and compromises filtration. Always fit a new filter.
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