The 2.5-liter Volkswagen ACV 2.5 TDI diesel engine was produced from 1995 to 2003 and was installed on the most famous family of Transporter T4 minibuses. This 5-cylinder diesel was medium in power and the most common in the series.
EA153 family: AAB, AJT, ACV, AXG, BAC, BPE, AXD, AXE, AJS, AYH.
Specifications
| Production years | 1995-2003 |
| Displacement, cc | 2460 |
| Fuel system | direct injection |
| Power output, hp | 102 |
| Torque output, Nm | 250 |
| Cylinder block | cast iron R5 |
| Block head | aluminum 10v |
| Cylinder bore, mm | 81 |
| Piston stroke, mm | 95.5 |
| Compression ratio | 19.5 |
| Features | SOHC, intercooler |
| Hydraulic lifters | yes |
| Timing drive | belt |
| Phase regulator | no |
| Turbocharging | yes |
| Recommended engine oil | 5W-40 |
| Engine oil capacity, liter | 5.5 |
| Fuel type | diesel |
| Euro standards | EURO 2/3 |
| Fuel consumption, L/100 km (for VW Transporter 1995) — city — highway — combined |
10.2 6.7 7.9 |
| Engine lifespan, km | ~500 000 |
The engine was installed on:
- Volkswagen Transporter T4 (7D) in 1995 – 2003.
Disadvantages of the VW ACV engine
- Most often, problems of the power supply system are discussed at specialized forums: high-pressure fuel pumps and injectors;
- Aluminum cylinder head does not tolerate overheating, watch the cooling system;
- Also, owners often complain about a knocking vacuum pump or mass air flow sensor failures;
- Once every 100,000 km, an expensive procedure for replacing belts and rollers awaits you;
- On runs over 200 – 250 thousand km, the turbine often begins to drive oil.
Frequently asked questions about the Volkswagen ACV
How much power does the Volkswagen ACV make?
The Volkswagen ACV develops 102 hp and 250 Nm of torque.
How much oil does the Volkswagen ACV take and which one?
Engine oil capacity: 5.5 liters. Recommended oil: 5W-40.
Does the Volkswagen ACV have a timing belt or chain?
The Volkswagen ACV uses a timing belt.
Is the Volkswagen ACV turbocharged?
Yes, the Volkswagen ACV is turbocharged.
Does the Volkswagen ACV need valve clearance adjustment?
No, the Volkswagen ACV has hydraulic lifters, so the valve clearances do not need to be adjusted.
How long does the Volkswagen ACV last?
The typical lifespan of the Volkswagen ACV is ~500 000 km with proper maintenance.
What is the fuel consumption of the Volkswagen ACV?
VW Transporter 1995: city 10.2, highway 6.7, combined 7.9 L/100 km.
What cars was the Volkswagen ACV installed on?
Volkswagen Transporter T4 (7D) in 1995 - 2003.
What are the common problems of the Volkswagen ACV?
Most often, problems of the power supply system are discussed at specialized forums: high-pressure fuel pumps and injectors. Aluminum cylinder head does not tolerate overheating, watch the cooling system. All known problems.
