The 2.8-liter gasoline engine Audi ALG 2.8 V6 was produced by the company from 1997 to 2000 and was installed on the most popular models of the concern of its time: A4 B5, A6 C5 and A8 D2. This power unit replaced a similar ACK and gave way to the motor under the APR index.
EA835 family: ABC, AAH, ALF, BDV, ARE, ACK, ALG, BBJ, ASN.
Specifications
| Production years | 1997-2000 |
| Displacement, cc | 2771 |
| Fuel system | injector |
| Power output, hp | 193 |
| Torque output, Nm | 280 |
| Cylinder block | cast iron V6 |
| Block head | aluminum 30v |
| Cylinder bore, mm | 82.5 |
| Piston stroke, mm | 86.4 |
| Compression ratio | 10.3 |
| Features | 2 x DOHC |
| Hydraulic lifters | yes |
| Timing drive | chains & belt |
| Phase regulator | hydraulic chain tensioner |
| Turbocharging | no |
| Recommended engine oil | 5W-30 |
| Engine oil capacity, liter | 6.0 |
| Fuel type | petrol |
| Euro standards | EURO 2 |
| Fuel consumption, L/100 km (for Audi A6 1998) — city — highway — combined |
14.3 7.3 9.9 |
| Engine lifespan, km | ~340 000 |
| Weight, kg | 184 |
The engine was installed on:
- Audi A4 B5 (8D) in 1997 – 2000;
- Audi A6 C5 (4B) in 1997 – 1999;
- Audi A8 D2 (4D) in 1997 – 1999;
- Volkswagen Passat B5 (3B) in 1997 – 1999.
Disadvantages of the Audi ALG engine
- Most often, owners complain about lubricant and antifreeze leaks, especially after overheating;
- Bad oil here quickly affects the operation of hydraulic lifters and tensioners;
- The timing belt may not last the prescribed 90 thousand km, and when it breaks, the valves bend;
- At high mileage, an electrician delivers a lot of problems: sensors, coils, lambda;
- The remaining breakdowns are associated with contamination of the crankcase ventilation, throttle and idle valve.
Frequently asked questions about the Audi ALG
How much power does the Audi ALG make?
The Audi ALG develops 193 hp and 280 Nm of torque.
How much oil does the Audi ALG take and which one?
Engine oil capacity: 6.0 liters. Recommended oil: 5W-30.
Does the Audi ALG have a timing belt or chain?
Timing drive of the Audi ALG: chains & belt.
Is the Audi ALG turbocharged?
No, the Audi ALG is naturally aspirated.
Does the Audi ALG need valve clearance adjustment?
No, the Audi ALG has hydraulic lifters, so the valve clearances do not need to be adjusted.
How long does the Audi ALG last?
The typical lifespan of the Audi ALG is ~340 000 km with proper maintenance.
What is the fuel consumption of the Audi ALG?
Audi A6 1998: city 14.3, highway 7.3, combined 9.9 L/100 km.
What cars was the Audi ALG installed on?
Audi A4 B5 (8D) in 1997 - 2000; Audi A6 C5 (4B) in 1997 - 1999; Audi A8 D2 (4D) in 1997 - 1999; Volkswagen Passat B5 (3B) in 1997 - 1999.
What are the common problems of the Audi ALG?
Most often, owners complain about lubricant and antifreeze leaks, especially after overheating. Bad oil here quickly affects the operation of hydraulic lifters and tensioners. All known problems.
