OUTLINE
The 1KD-FTV TOYOTA Direct injection 4 stroke common-rail Diesel engine (D-4D) is an in-line 4-cylinder, 3.0-liter, 16-valve DOHC, turbocharged diesel engine with intercooler. This engine uses the direct injection system and common-rail system to achieve high performance, clean emissions, low noise and low vibrations.
SPECIFICATION
| No. of Cyls. and Arrangement | 4-cylinder, In-line | ||
| Valve Mechanism | 16-valve, DOHC, Belt and Gear Drive | ||
| Manifolds | Cross-flow | ||
| Fuel System | Common-rail Type | ||
| Displacement | 2982 cm3(182.0 cu. in.) |
||
| Bore x Stroke | 96 mm x 103 mm (3.78 in. x 4.06 in.) | ||
| Compression Ratio | 17.9 : 1 | ||
| Max. Output (EEC) | EURO 4 | 127 kW @ 3400 rpm | |
| Except EURO 4 | 120 kW @ 3400 rpm | ||
| Max. Torque (EEC) | EURO 4 | 410 N*m @ 1600 to 2800 rpm | |
| Except EURO 4 | 400 N*m @ 1600 to 2800 rpm | ||
| Valve Timing | Intake | Open | 2° BTDC |
| Closed | 37° ABDC | ||
| Exhaust | Open | 45° BBDC | |
| Closed | 0° ATDC | ||
| Firing Order | 1 - 3 - 4 - 2 | ||
| Fuel Cetane Number | 48 or higher | ||
| Emission Regulation*1 | EURO 4 | ||
| EURO 3 | |||
| EURO 2 | |||
| - | |||
| Engine Service Mass*2 | M/T | 261 kg (575 lb) | |
| A/T | 251 kg (553 lb) | ||
*1: Emission regulations differ by country and region.
*2: Weight shows the figure with oil and water fully filled.
MAIN FEATURES
This engine has been able to achieve the following performance through the use of the items listed below:
High performance and fuel economy
Low noise and vibration
Lightweight and compact design
Good serviceability
Clean emissions
| Item | (1) | (2) | (3) | (4) | (5) | |
|---|---|---|---|---|---|---|
| Engine Proper | A cylinder head cover made of plastic is used. | - | - | ○ | - | - |
| A cylinder head made of aluminum alloy is used. | - | - | ○ | - | - | |
| A piston provided with combustion chamber is used. | ○ | - | - | - | ○ | |
| An injector is provided in the bore center to improve its air utilization rate. | ○ | - | - | - | ○ | |
| A passage for the EGR is provided in the cylinder head. | - | - | - | - | ○ | |
| Valve Mechanism | An intake camshaft is driven by a timing belt, and an exhaust camshaft is driven by a gear. | - | ○ | ○ | - | - |
| An automatic tensioner is provided for the timing belt. | - | - | - | ○ | - | |
| Cooling System | Toyota Genuine Super Long Life Coolant (SLLC) is used. | - | - | - | ○ | - |
| Intake and Exhaust System | A diesel throttle valve is used. | - | ○ | - | - | ○ |
| A three-stage switching type swirl control valve is used. | ○ | ○ | - | - | ○ | |
| A variable nozzle vane type turbocharger is used. | ○ | - | - | - | ○ | |
| An intercooler is used. | ○ | - | - | - | ○ | |
| EGR cooler with bypass is used.*1 | - | - | - | - | ○ | |
| Fuel System | An HP3 type supply pump is used. | ○ | ○ | ○ | - | - |
| A common-rail type fuel injection system is used. | ○ | ○ | - | - | ○ | |
| An injector is provided in the bore center. | ○ | ○ | - | - | ○ | |
| Compensation values and Quick Response (QR) codes are used. | ○ | ○ | - | - | ○ | |
| A fuel cooler is used. | ○ | - | - | - | - | |
| A fuel heater is used.*2 | ○ | - | - | - | - | |
| A fuel filter warning switch that detects the clogging of the fuel filter is used.*3 | - | - | - | ○ | - | |
| Serpentine Belt Drive System | A serpentine belt drive system is used. | - | - | - | ○ | - |
| Engine Control System | An intake mass air flow meter is used. | ○ | - | - | - | ○ |
| Non-contact sensors are used as the accelerator pedal position sensor and diesel throttle valve position sensor. | ○ | - | - | - | ○ | |
| A pilot injection control system is used. | - | ○ | - | - | ○ | |
| A swirl control is used. | ○ | - | - | - | - | |
| Emission Control System | An EGR control system is used.*4 | - | - | - | - | ○ |
| An oxidation catalyst is used.*4 | - | - | - | - | ○ | |
*1: Models compliant with EURO 4
*2: Models for South Africa
*3: Except cold area specification models
*4: Models compliant with EURO 2, EURO 3 and EURO 4