Fuel filter Ford Focus II HHDA (1.6 TDCi) — Mann, Mahle, Filtron
Fuel filter for Ford Focus II HHDA (1.6 TDCiL, 2004–2011) — Mann, Mahle, Filtron, WIX and Hengst part numbers with replacement interval.
Technical Specifications
| Parameter | Value |
|---|---|
| Make / Model | Ford Focus II |
| Engine Code | HHDA |
| Fuel type | diesel |
| Production Years | 2004–2011 |
| Connection type | push-in |
| Filter housing | plastic |
| Replacement interval | 30 000 km |
Compatible Fuel Filters
| Brand | Part Number |
|---|---|
| Mann-Filter | Mann WK853/3 |
| Mahle / Knecht | Mahle KX198D |
| Filtron | Filtron PP857 |
| WIX Filters | WIX WF8366 |
| Hengst | Hengst H240WK |
Replacement Interval
Replace every 30 000 km or every 2 years for diesel engines.
Fuel filter replacement is critical preventative maintenance for Common Rail engines — contaminated injectors cost tens of times more than a new filter.
Signs of a Clogged Fuel Filter
- Loss of power and hesitation under acceleration
- Difficult cold starts (especially after the car has been parked overnight)
- Rough idling or stalling at low speed
- Increased fuel consumption
- Fault code P0087 (low fuel rail pressure)
FAQ
Which fuel filter fits Ford Focus II HHDA?
Mann Mann WK853/3, Mahle Mahle KX198D, Filtron Filtron PP857. Connection type: push-in, housing: plastic.
How often should the fuel filter be replaced on a diesel Ford?
Every 30 000 km or every 2 years. If using lower-quality diesel, replace every 15,000–20,000 km.
Do I need to depressurise the fuel system before replacing the filter?
Yes — on most Common Rail systems. Switch off the engine and wait 10–15 minutes for rail pressure to drop before removing the filter.
Where to Buy