The 1.8-liter Audi CDHA 1.8 TFSI turbo engine was produced by the concern from 2009 to 2015 and was installed on the basic modifications of the A4 model in the B8 body, as well as Seat Exeo sedans. From 2008 to 2009, the first generation EA888 engine under the CABA index was installed on the Audi A4 B8.
The EA888 gen2 series includes: CDAA, CDAB, CDHA, CDHB, CCZA, CCZB, CCZC, CCZD, CDNB, CDNC, CAEA, CAEB.
Specifications
| Production years | 2009-2015 |
| Displacement, cc | 1798 |
| Fuel system | direct injection |
| Power output, hp | 120 |
| Torque output, Nm | 230 |
| Cylinder block | cast iron R4 |
| Block head | aluminum 16v |
| Cylinder bore, mm | 82.5 |
| Piston stroke, mm | 84.2 |
| Compression ratio | 9.6 |
| Features | DOHC |
| Hydraulic lifters | yes |
| Timing drive | chain |
| Phase regulator | on the intake shaft |
| Turbocharging | KKK K03 |
| Recommended engine oil | 5W-30 |
| Engine oil capacity, liter | 4.6 |
| Fuel type | petrol |
| Euro standards | EURO 5 |
| Fuel consumption, L/100 km (for Audi A4 2014) — city — highway — combined |
8.6 5.3 6.5 |
| Engine lifespan, km | ~270 000 |
| Weight, kg | 144 |
The engine was installed on:
- Audi A4 B8 (8K) in 2009 – 2015;
- Seat Exeo 1 (3R) in 2010 – 2013.
Disadvantages of the Audi CDHA engine
- The most famous problem of this turbo engine is high oil consumption;
- The manufacturer has released several piston options and replacement often helps;
- Due to the oil burner, the valves quickly become overgrown with soot and the engine begins to fever;
- The timing chain is a modest resource here, sometimes it stretches to 150,000 km;
- The weak points of the unit also include ignition coils, water pump, high pressure fuel pump.
