The concern produced a 5.0-liter VW AYH or Touareg V10 5.0 TDI engine from 2002 to 2006 and installed only on the first generation of the popular Touareg SUV before restyling. There were modifications of this unit with a particulate filter under the BLE and BWF indices.
EA153 family: AAB, AJT, ACV, AXG, BAC, BPE, AXD, AXE, AJS, AYH.
Specifications
| Production years | 2002-2006 |
| Displacement, cc | 4921 |
| Fuel system | unit-injectors |
| Power output, hp | 313 |
| Torque output, Nm | 750 |
| Cylinder block | aluminum V10 |
| Block head | aluminum 20v |
| Cylinder bore, mm | 81 |
| Piston stroke, mm | 95.5 |
| Compression ratio | 18.5 |
| Features | no |
| Hydraulic lifters | yes |
| Timing drive | gears |
| Phase regulator | no |
| Turbocharging | biturbo |
| Recommended engine oil | 5W-30 |
| Engine oil capacity, liter | 11.5 |
| Fuel type | diesel |
| Euro standards | EURO 3 |
| Fuel consumption, L/100 km (for VW Touareg 2004) — city — highway — combined |
16.7 9.2 11.9 |
| Engine lifespan, km | ~250 000 |
The engine was installed on:
- Volkswagen Touareg 1 (7L) in 2002 – 2006.
Disadvantages of the VW AYH engine
- The most famous problem with this engine is the short life of the turbines;
- Also, the timing gear mechanism is not the highest resource here;
- Cylinder wall coating does not tolerate fuel savings and often crumbles;
- By 150,000 km, unit-injectors and a tandem pump often already leak through the seals;
- Other weak points of this diesel engine include the generator and the air conditioning clutch.
Frequently asked questions about the Volkswagen AYH
How much power does the Volkswagen AYH make?
The Volkswagen AYH develops 313 hp and 750 Nm of torque.
How much oil does the Volkswagen AYH take and which one?
Engine oil capacity: 11.5 liters. Recommended oil: 5W-30.
Does the Volkswagen AYH have a timing belt or chain?
Timing drive of the Volkswagen AYH: gears.
Is the Volkswagen AYH turbocharged?
Yes, the Volkswagen AYH is turbocharged (biturbo).
Does the Volkswagen AYH need valve clearance adjustment?
No, the Volkswagen AYH has hydraulic lifters, so the valve clearances do not need to be adjusted.
How long does the Volkswagen AYH last?
The typical lifespan of the Volkswagen AYH is ~250 000 km with proper maintenance.
What is the fuel consumption of the Volkswagen AYH?
VW Touareg 2004: city 16.7, highway 9.2, combined 11.9 L/100 km.
What cars was the Volkswagen AYH installed on?
Volkswagen Touareg 1 (7L) in 2002 - 2006.
What are the common problems of the Volkswagen AYH?
The most famous problem with this engine is the short life of the turbines. Also, the timing gear mechanism is not the highest resource here. All known problems.
