2.0-liter Mazda diesel engine RF-T DI or 2.0 DiTD was produced from 1998 to 2004 and used in the most popular models of that time, such as 323, 626, or Premacy. Overall, there were three different versions of this engine: RF2A, RF3F, and RF4F. The R-engine line also includes engines: RF and R2.
| Exact capacity | 1998 cm³ |
| Power system | direct injection |
| Engine power | 90 HP |
| Torque | 220 nm |
| Engine block | cast iron R4 |
| Block head | aluminum 16v |
| Cylinder diameter | 86 mm |
| Piston stroke. | 86 mm |
| Compression ratio | 18.8 |
| Engine features | SOHC |
| Hydraulic compensator. | there is no |
| Timing drive | strip |
| Timing phase adjuster | there is no |
| Turbocharging | tak |
| What oils to use | 4.7 liters 5W-30 |
| Fuel type | diesel |
| Environmental class | EURO 2/3 |
| Approximate life expectancy | 300 000 HP |
| Exact capacity | 1998 cm³ |
| Power system | direct injection |
| Engine power | 100 - 110 HP |
| Torque | 220 - 230 nm |
| Engine block | cast iron R4 |
| Block head | aluminum 16v |
| Cylinder diameter | 86 mm |
| Piston stroke. | 86 mm |
| Compression ratio | 18.8 |
| Engine features | SOHC, intercooler |
| Hydraulic compensator. | there is no |
| Timing drive | belt |
| Timing phase adjuster | there is no |
| Turbocharging | VGT |
| What oils to use | 4.7 liters 5W-30 |
| Fuel type | diesel |
| Environmental class | EURO 2/3 |
| Approximate life expectancy | 275 000 HP |
| City | 7.4 litry |
| Route | 5.1 litry |
| Mixed | 5.9 litry |
The weight of the RF-T DI engine is 210 kg (with attachments). The engine number RF-T DI is located at the junction of the block and the cylinder head. This unit does not have any specific weak points, its problems are typical for diesel engines. The engine does not tolerate low-quality fuel, it is easy to encounter issues with the fuel equipment that might require repair. The turbine is known for its limited lifespan, ranging from 100,000 to 200,000 km. The timing belt is recommended to be replaced every 100,000 km or in case of rocker arm breakage. There are no hydraulic compensators here, and the valves will need adjustment every 100,000 km.
| 323 VI (BJ) | 1998 - 2003 |
| 626 V (GF) | 1998 - 2002 |
| Premacy I (CP) | 1999 - 2004 |
The 2.5-liter Mazda WL-T turbodiesel engine was produced in Japan from 1995 to 2006 and used in rear-wheel drive as well as fully driven models such as MPV, Bongo Friendee, and Proceed Marvie. The modified version of this engine with electronically controlled unit injectors is often referred to as WL-TE. The same line also includes the naturally aspirated WL diesel engine.
The 1.8-liter diesel engine Mazda S8-DPTS was introduced to the market only in 2018 and is exclusively installed in the latest model 3, as well as in the CX-3 and CX-30 crossovers. There is also a diesel version designated as S8-DPTR, equipped with the i-ELOOP energy recovery system. The Skyactiv-D lineup also includes engines: S5-DPTS and SH-VPTS.
The 2.2-liter Mazda SH-VPTS diesel engine is assembled at the factory in Japan since 2013 and is used in the most popular crossover models, CX-5 or CX-8, in the production range. For passenger models of the Japanese company, a similar diesel engine with the index SH-VPTR is used. The Skyactiv-D line also includes the following engines: S5-DPTS and S8-DPTS.
The 2.2-liter Hyundai D4EB or 2.2 CRDi diesel engine was produced from 2005 to 2010 and only installed in the second generation Santa Fe model and the fourth generation Grandeur. From 2002 to 2004, a similar unit was installed in small batches in the Hyundai Sonata EF sedan. The D family also includes diesel engines: D3EA and D4EA.
The 2.5-liter V6 gasoline engine Mazda KL-G4 was produced by the company from 1997 to 2002 and only installed in the 626 model with the GF body for the USA and Canadian markets. This engine featured a complex exhaust system with three catalytic converters and four lambda sensors. The K-engine series includes: K8-DE, K8-ZE, KF-DE, KF-ZE, KJ-ZEM, KL-DE, and KL-ZE.