The 3.2-liter Volkswagen AXZ 3.2 FSI gasoline engine was produced from 2006 to 2010 and was installed only on all-wheel drive modifications of the popular B6 Passat model. Many confuse this VR6 unit with a V6 engine of the same size that was installed on Audi.
EA390 family: AXZ, BHK, BWS, CDVC, CMTA, CMVA.
Specifications
| Production years | 2006-2010 |
| Displacement, cc | 3168 |
| Fuel system | direct injection |
| Power output, hp | 250 |
| Torque output, Nm | 330 |
| Cylinder block | cast iron VR6 |
| Block head | aluminum 24v |
| Cylinder bore, mm | 86 |
| Piston stroke, mm | 90.9 |
| Compression ratio | 12.0 |
| Features | no |
| Hydraulic lifters | yes |
| Timing drive | chain |
| Phase regulator | on both shafts |
| Turbocharging | no |
| Recommended engine oil | 5W-30 |
| Engine oil capacity, liter | 5.5 |
| Fuel type | petrol |
| Euro standards | EURO 4 |
| Fuel consumption, L/100 km (for VW Passat 2008) — city — highway — combined |
13.9 7.5 9.8 |
| Engine lifespan, km | ~320 000 |
| Weight, kg | 185 |
The engine was installed on:
- Volkswagen Passat B6 (3C) in 2006 – 2010.
Disadvantages of the VW AXZ engine
- The main complaints of the owners are caused by the relatively high fuel consumption;
- The engine may not start in winter due to the accumulation of condensate in the exhaust system;
- A lot of problems are associated with crankcase ventilation, usually the membrane is changed here;
- Regular decarbonization is required, exhaust valves quickly become overgrown with soot;
- Ignition coils, injection pumps, timing chains and tensioners are famous for their low resource.
Frequently asked questions about the Volkswagen AXZ
How much power does the Volkswagen AXZ make?
The Volkswagen AXZ develops 250 hp and 330 Nm of torque.
How much oil does the Volkswagen AXZ take and which one?
Engine oil capacity: 5.5 liters. Recommended oil: 5W-30.
Does the Volkswagen AXZ have a timing belt or chain?
The Volkswagen AXZ uses a timing chain.
Is the Volkswagen AXZ turbocharged?
No, the Volkswagen AXZ is naturally aspirated.
Does the Volkswagen AXZ need valve clearance adjustment?
No, the Volkswagen AXZ has hydraulic lifters, so the valve clearances do not need to be adjusted.
How long does the Volkswagen AXZ last?
The typical lifespan of the Volkswagen AXZ is ~320 000 km with proper maintenance.
What is the fuel consumption of the Volkswagen AXZ?
VW Passat 2008: city 13.9, highway 7.5, combined 9.8 L/100 km.
What cars was the Volkswagen AXZ installed on?
Volkswagen Passat B6 (3C) in 2006 - 2010.
What are the common problems of the Volkswagen AXZ?
The main complaints of the owners are caused by the relatively high fuel consumption. The engine may not start in winter due to the accumulation of condensate in the exhaust system. All known problems.
