FEATURES OF 1VD-FTV ENGINE
The 1VD-FTV engine has been able to achieve the following performance through the adoption of the items listed below.
(1) High performance and reliability
(2) Low noise and vibration
(3) Lightweight and compact design
(4) Good serviceability
(5) Clean emission and fuel economy
| Item | (1) | (2) | (3) | (4) | (5) | |
| Engine Proper | Cylinder head cover is made of plastic and cylinder head is made of aluminum alloy. | ○ | - | ○ | - | - |
| A cylinder block made of compact graphite iron is used. | - | ○ | ○ | - | - | |
| Piston provided in combustion chamber is used in conjunction with the adoption of direct injection. | ○ | - | - | - | ○ | |
| The piston skirt is coated with resin. | ○ | - | - | - | ○ | |
| The passage for the EGR system is provided in the cylinder head.*1 | - | ○ | - | ○ | ||
| Crankshaft pulley uses an inertial weight. | - | ○ | - | - | - | |
| A No.1 oil pan sub-assembly made of aluminum alloy is used. | - | ○ | - | - | - | |
| The electrical hydraulic type engine mountings are used. | - | ○ | - | - | - | |
| Valve Mechanism | A camshaft is driven by a timing chain and gear. | ○ | ○ | ○ | - | - |
| Hydraulic lash adjusters are used. | ○ | ○ | - | ○ | - | |
| Roller rocker arms are used. | ○ | ○ | - | - | ○ | |
| Lubrication System | An oil filter with a replaceable element is used. | - | - | - | ○ | - |
| A water-cooled type engine oil cooler is used. | ○ | - | - | - | - | |
| A scavenging pump is used. | ○ | - | - | - | - | |
| Cooling System | TOYOTA Genuine Super Long Life Coolant (SLLC) is used as the engine coolant. | - | - | - | ○ | - |
| Intake and Exhaust System | The rotary solenoid type diesel throttle motor and a non-contact throttle position sensor are used in the diesel throttle body. | - | - | - | - | ○ |
| A variable nozzle vane type turbocharger driven by a DC motor is used in each bank. | ○ | - | ○ | - | ○ | |
| An air-cooled type intercooler is used.*1 | ○ | - | - | - | ○ | |
| The linear solenoid type EGR valve is used.*2 | - | - | - | ○ | ||
| A water-cooled type EGR cooler is used.*2 | - | - | - | - | ○ | |
| Oxidation catalyst is used.*3 | - | - | - | - | ○ | |
| An oxidation catalyst and a Diesel Particulate Filter (DPF) catalyst are used.*4 | - | - | - | - | ○ | |
| Fuel System | 3-plunger type supply pump assembly is used. | ○ | ○ | - | - | - |
| A common-rail type fuel injection system is used. | ○ | ○ | - | - | ○ | |
| A fuel injector assemblies on which compensation value and Quick Response (QR) code are printed are used. | ○ | ○ | - | - | ○ | |
| A fuel filter, in which the fuel filter element alone can be replaced, is used. | - | - | - | ○ | - | |
| A fuel filter warning switch that detects the clogging of the fuel filter is used. | ○ | - | - | ○ | - | |
| Water-cooled and air-cooled type fuel cooler assemblies are used.*5 | ○ | - | - | - | ○ | |
| Charging System | Segment conductor type generator is used. | - | - | ○ | - | - |
| Serpentine Belt Drive System | A serpentine belt drive system is used. | - | - | ○ | ○ | - |
| Engine Control System | A pilot injection control is used. | ○ | ○ | - | - | ○ |
| A fuel pump control, which has the fuel transfer function, is used.*6 | - | - | - | - | ○ | |
| The starter control (cranking hold function) is used.*7 | ○ | - | - | - | - | |
| An oil maintenance management system is used.*4 | - | - | - | ○ | - | |
| A catalyst support control is used.*4 | - | - | - | - | ○ | |
*1: Models with Intercooler
*2: Models compliant with emission regulations
*3: Models compliant with EURO 2, EURO 3 and EURO 4 emission regulations
*4: Models compliant with EURO 5 emission regulations
*5: Except models compliant with EURO 5 emission regulations
*6: Models with dual fuel tank
*6: Models with entry and start system