Nissan SD22 Diesel Engine Specifications
The Nissan SD22 diesel engine is a compact and efficient powerplant that has gained popularity in various applications, particularly in light-duty trucks and commercial vehicles. Below are the detailed specifications of the SD22 engine.
| Specification | Details |
|---|---|
| Engine Type | 4-Cylinder, Inline, Diesel |
| Displacement | 2.2 liters (2,200 cc) |
| Bore x Stroke | 86 mm x 92 mm |
| Compression Ratio | 22.0:1 |
| Power Output | 60-70 hp (44-52 kW) @ 4,200 RPM |
| Torque | 120-130 lb-ft (162-176 Nm) @ 2,200 RPM |
| Fuel System | Indirect Injection |
| Cooling System | Water-cooled |
| Weight | Approximately 150 kg (330 lbs) |
Engine Configuration
The SD22 engine is designed with a focus on durability and efficiency. Its four-cylinder inline configuration allows for a compact design while providing sufficient power for various applications. The engine features an indirect injection system, which enhances fuel efficiency and reduces emissions.
Key Features of Engine Configuration
- Four-cylinder inline layout for compactness.
- Indirect fuel injection for improved fuel atomization.
- Water-cooled system to maintain optimal operating temperatures.
- Robust construction for longevity and reliability.
Engine Oil Specifications
Proper lubrication is crucial for the longevity and performance of the Nissan SD22 diesel engine. The choice of engine oil and adherence to service intervals can significantly impact engine health.
Recommended Engine Oil
- Viscosity Grade: 15W-40 or 10W-30
- API Rating: CI-4 or higher
- Oil Capacity: Approximately 5.5 liters (5.8 quarts) with filter change
Engine Oil Change Intervals
- Every 5,000 to 7,500 miles (8,000 to 12,000 km) under normal driving conditions.
- Every 3,000 to 5,000 miles (5,000 to 8,000 km) under severe driving conditions, such as towing or frequent short trips.
Service Intervals
Regular maintenance is essential to ensure the SD22 engine operates efficiently and reliably. Below are the recommended service intervals for various maintenance tasks.
| Service Task | Interval |
|---|---|
| Oil Change | 5,000 – 7,500 miles (8,000 – 12,000 km) |
| Oil Filter Replacement | With every oil change |
| Fuel Filter Replacement | Every 10,000 miles (16,000 km) |
| Air Filter Replacement | Every 15,000 miles (24,000 km) |
| Coolant Replacement | Every 30,000 miles (48,000 km) |
| Timing Belt Replacement | Every 60,000 miles (96,000 km) |
Conclusion
The Nissan SD22 diesel engine is a reliable and efficient option for various applications, particularly in commercial vehicles. Understanding its specifications, engine configuration, oil requirements, and service intervals can help owners maintain optimal performance and longevity. Regular maintenance and adherence to recommended intervals will ensure that the SD22 engine continues to deliver the performance and reliability that users expect.
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