Audi CRDB engine
Content
The 4.0-liter Audi CRDB or RS7 4.0 TFSI engine was produced by the company from 2013 to 2018 and was installed on such charged models of the German concern as the RS6 or RS7 in the C7 body. There were even more powerful Performance modifications with a 605-horsepower CWUC unit.
The EA824 series includes: ABZ, AEW, AXQ, BAR, BFM, BVJ, CDRA and CEUA.
Specifications of the Audi CRDB 4.0 TFSI engine
| Exact volume | 3993 cm³ |
| Supply system | direct injection |
| Internal combustion engine power | 560 hp |
| Torque | 700 Nm |
| Cylinder block | aluminum V8 |
| Block head | aluminum 32v |
| Bore | 84.5 mm |
| Piston stroke | 89 mm |
| Compression ratio | 9.3 |
| Features of the internal combustion engine | AVS |
| Hydraulic compensators | Yes |
| Timing drive | chain |
| Phase regulator | on all shafts |
| Turbocharging | Bi-Turbo |
| What kind of oil to pour | 8.3 liters 5W-30 |
| fuel type | AI-98 |
| Environmental class | EURO 5 |
| Approximate resource | 220 000 km |
Fuel consumption ICE Audi CRDB
Using the example of the 7 Audi RS4.0 2015 TFSI with automatic transmission:
| City | 13.3 liters |
| Track | 7.3 liters |
| Mixed | 9.5 liters |
Which cars were equipped with the CRDB 4.0 l engine
| RS6 C7 (4G) | 2013 – 2018 |
| RS7 C7 (4G) | 2013 – 2017 |
Disadvantages, breakdowns and problems of the internal combustion engine CRDB
Turbo engines of this series are very afraid of overheating, watch the cooling system
From low-quality gasoline or oil in the cylinders of the internal combustion engine, scoring quickly forms.
Saving on lubrication reduces the resource of turbines, sometimes they serve less than 100 km
Quite often, there are leaks in the injection pump, and the fuel from them gets into the oil
The weak points of the motor include active supports and upper timing chain tensioners.
