VK56VD engine
The VK56VD engine is fitted to 2 generation(s): Nissan Patrol, Infiniti QX56 / QX80.
Common problems and what to check
Engine: Nissan VK56 (5.6 V8)
- catalytic converter breakdown with debris entering the cylinders
- oil leaks at high mileage
What to check when buying: catalytic converter condition; oil consumption.
Tip: Catalytic converters must be checked.