Audi AYM engine
Content
The 2.5-liter Audi AYM 2.5 TDI engine was produced by a German company from 2001 to 2003 and was installed on such popular concern models as the A4 B6, A6 C5, and also the Skoda Superb. This unit, in its design, was transitional between the motors of the A-series and B-series.
The EA330 line also includes combustion engines: AFB, AKE, AKN, BAU, BDG and BDH.
Specifications of the Audi AYM 2.5 TDI engine
| Exact volume | 2496 cm³ |
| Supply system | direct injection |
| Internal combustion engine power | 155 hp |
| Torque | 310 Nm |
| Cylinder block | cast iron V6 |
| Block head | aluminum 24v |
| Bore | 78.3 mm |
| Piston stroke | 86.4 mm |
| Compression ratio | 19.5 |
| Features of the internal combustion engine | 2 x DOHC |
| Hydraulic compensators | Yes |
| Timing drive | belt |
| Phase regulator | no |
| Turbocharging | VGT |
| What kind of oil to pour | 6.0 liters 5W-30 |
| fuel type | diesel |
| Environmental class | EURO 3 |
| Approximate resource | 270 000 km |
Fuel consumption Audi 2.5 AYM
Using the example of a 4 Audi A6 B2002 with a manual transmission:
| City | 9.7 liters |
| Track | 5.3 liters |
| Mixed | 6.8 liters |
Which cars were equipped with the AYM 2.5 l engine
| A4 B6 (8E) | 2001 – 2002 |
| A6 C5 (4B) | 2001 – 2002 |
| Superb 1 (3U) | 2001 – 2003 |
Disadvantages, breakdowns and problems of AYM
First of all, it is worth noting the very rapid wear of the camshaft cams and rockers
Many internal combustion engine problems are associated with failures of the Bosch VP44 electronically controlled high-pressure fuel pump
This engine is also famous for frequent oil leaks, especially from under the valve covers.
On runs over 200 thousand km, turbine geometry often wedges from pollution
Hydraulic compensators and pressure reducing valves fail from cheap oil
