Engine Ford Q4BA

The 2.2-liter Ford Q4BA or 2.2 TDCi Duratorq DW engine was produced from 2008 to 2010 and was installed only on the top trim levels of the fourth Mondeo in the pre-facelift version. The unit is inherently a type of French diesel engine DW12BTED4.

The Duratorq-DW line also includes internal combustion engines: QXWA, TXDA and KNWA.

The engine was installed on:

  • Ford Mondeo Mk4 in 2008 – 2010.

Specifications

Production years 2008-2010
Displacement, cc 2179
Fuel system Common Rail
Power output, hp 175
Torque output, Nm 400
Cylinder block cast iron R4
Block head aluminum 16v
Cylinder bore, mm 85
Piston stroke, mm 96
Compression ratio 16.6
Features intercooler
Hydraulic lifters yes
Timing drive belt and chain
Phase regulator no
Turbocharging Bi-Turbo
Recommended engine oil 5W-30
Engine oil capacity, liter 5.9
Fuel type diesel
Euro standards EURO 4
Fuel consumption, L/100 km (for Ford Mondeo 2009)
— city
— highway
— combined
8.4
4.9
6.2
Engine lifespan, km ~375 000

Disadvantages of the Q4BA engine

  • This diesel engine is considered reliable, but very difficult to maintain and repair;
  • A modern fuel system with piezo injectors does not tolerate low-quality fuel;
  • In addition, to dismantle the nozzles, equipment is required to drill them out;
  • A lot of problems for owners are caused by a capricious Bi-Turbo system;
  • The remaining breakdowns are associated with contamination of the EGR valve and particulate filter.

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