Hyundai Tucson / Sante Fe 2.0crdi D4EA Engine
R22,500.00
The Hyundai 2.0 CRDi (D4EA) engine is a 2.0-litre, 4-cylinder turbocharged diesel unit from the D-series (specifically the RA 420 SOHC) family. Developed by VM Motori, it served as a primary diesel workhorse for the Hyundai Tucson (JM) and Santa Fe (SM) throughout the 2000s.
Technical Specifications
The D4EA is known for its durable cast-iron block and aluminium head, offering a balance of efficiency and torque for SUVs.
| Feature | Specification |
|---|---|
| Displacement | 1,991 cc (2.0L) |
| Configuration | Inline 4-cylinder, 16-valve SOHC |
| Power Output | 82 kW (111 hp) to 112 kW (150 hp) |
| Maximum Torque | 245 Nm to 305 Nm |
| Bore x Stroke | 83.0 mm x 92.0 mm |
| Compression Ratio | 17.7:1 |
Key Design Features
- Fuel System: Utilises Common Rail Direct Injection (CRDi) for precise fuel metering, which reduces noise and improves fuel economy.
- Aspiration: Early versions often used a Fixed Geometry Turbocharger (WGT), while later higher-output versions (like the 140 hp variant) were upgraded to a Variable Geometry Turbocharger (VGT) to minimise lag.
- Timing System: Driven by a timing belt. As this is an interference engine, a belt failure will lead to catastrophic internal damage.
- Valvetrain: Despite being a 16-valve engine, it employs a Single Overhead Camshaft (SOHC) design.
Common Applications
- Hyundai Tucson (JM): 2004–2010.
- Hyundai Santa Fe (SM): 2001–2012.
- Other Models: Elantra (XD), Sonata (NF), and Kia’s Sportage (KM) and Carens.
Maintenance & Known Issues
- Timing Belt Interval: Vital to replace every 90,000 km to 100,000 km. It is standard practice to replace the water pump and tensioners at the same time.
- Oil Pickup Clogging: Carbon buildup—often caused by failing injector seals—can clog the oil pickup strainer in the sump, leading to oil starvation and turbo failure.
- Crankshaft Position Sensor: A frequent cause of stalling or “no-start” issues, particularly when the engine is warm.
- EGR & DPF: Like most diesels of this era, the EGR valve is prone to carbon sticking, and models with a DPF may experience clogging if used primarily for short city trips.