The 4.8-liter Nissan TB48DE engine (or TB48 for short) with bore x stroke of 99.5 mm × 102 mm (3.92 in × 4.02 in) and double overhead camshaft has been produced at the company’s enterprises since 2001 and is put on a number of modifications of the Patrol SUV for markets where they do not save on fuel.
TB family: TB42, TB42E, TB45, TB45E, TB48DE.
Specifications
| Production years | 2001-… |
| Displacement, cc | 4758 |
| Fuel system | injector |
| Power output, hp | 245 – 250 |
| Torque output, Nm | 400 – 420 |
| Cylinder block | cast iron R6 |
| Block head | aluminum 24v |
| Cylinder bore, mm | 99.5 |
| Piston stroke, mm | 102 |
| Compression ratio | 9.0 |
| Features | no |
| Hydraulic lifters | no |
| Timing drive | chain |
| Phase regulator | at the inlet |
| Turbocharging | no |
| Recommended engine oil | 5W-40 |
| Engine oil capacity, liter | 6.8 |
| Fuel type | petrol |
| Euro standards | EURO 3/4 |
| Fuel consumption, L/100 km (for Nissan Patrol 2006) — city — highway — combined |
25.0 14.3 18.2 |
| Engine lifespan, km | ~450 000 |
| Weight, kg | 300 |
The engine was installed on:
- Nissan Patrol 5 (Y61) in 2001 -.
Disadvantages of the TB48DE engine
- The reliability of the engine is excellent, its only drawback is its huge fuel consumption;
- A number of Patrol owners were faced with the need to replace the fuel pump;
- At high mileage, there is a drop in compression, an oil burner, chain stretching.
Frequently asked questions about the Nissan TB48DE
How much power does the Nissan TB48DE make?
The Nissan TB48DE develops 245 - 250 hp and 400 - 420 Nm of torque.
How much oil does the Nissan TB48DE take and which one?
Engine oil capacity: 6.8 liters. Recommended oil: 5W-40.
Does the Nissan TB48DE have a timing belt or chain?
The Nissan TB48DE uses a timing chain.
Is the Nissan TB48DE turbocharged?
No, the Nissan TB48DE is naturally aspirated.
Does the Nissan TB48DE need valve clearance adjustment?
Yes, there are no hydraulic lifters, so the valve clearances have to be checked and adjusted periodically.
How long does the Nissan TB48DE last?
The typical lifespan of the Nissan TB48DE is ~450 000 km with proper maintenance.
What is the fuel consumption of the Nissan TB48DE?
Nissan Patrol 2006: city 25.0, highway 14.3, combined 18.2 L/100 km.
What cars was the Nissan TB48DE installed on?
Nissan Patrol 5 (Y61) in 2001 -.
What are the common problems of the Nissan TB48DE?
The reliability of the engine is excellent, its only drawback is its huge fuel consumption. A number of Patrol owners were faced with the need to replace the fuel pump. All known problems.
