Hyundai U engine

Template:Refimprove Template:Infobox automobile engine The Hyundai U engine is a series of three or four-cylinder diesel engines made for automotive applications by the Hyundai Kia Automotive Group. The U series of engines includes the smallest automotive diesel engines produced by Hyundai.

1.1 L (D3FA)

The U diesel engine is a 3-cylinder version of the 1.5L U series unit and is made with cast iron block and aluminum cylinder head with chain driven DOHC with 4 valves per cylinder, Delphi common rail direct injection (CRDi), variable geometry turbocharger (VGT) and intake air swirl control. Bore and Stroke are . It creates at 4,000 rpm and of torque between 1,750 and 2,500 rpm.

It is one of Hyundai's most efficient engines with a fuel consumption of , and emits 112 g/km of CO₂. The engine also incorporates a 1½ engine order balance shaft mounted under the crankshaft driven by helical gears to manage engine vibration.

Applications

• Hyundai i10 (2007–2019)
• Hyundai i20 (2008–2020)
• Kia Picanto (SA) (2006–2011)
• Kia Rio (UB) (2011–2017)

1.2 L (D3FB)

The U diesel engine utilizes three cylinders and is made with cast iron block and aluminum cylinder head with chain driven DOHC with 4 valves per cylinder. It produces at 4,000 rpm and of torque between 1,750 and 2,250 rpm.

Applications

• Hyundai Aura (2020–present)
• Hyundai i10 (2017–present)

1.4 L (D4FC)

The U diesel engine utilizes four cylinders and is made with cast iron block and aluminum cylinder head with chain driven DOHC with 4 valves per cylinder, Bosch common rail direct injection (CRDi), fixed geometry turbocharger (FGT) and intake air swirl control. It is a reduced stroke version of the 1.5L U series with Bore and Stroke at .

It produces at 4,000 rpm and of torque between 1,500 and 2,500 rpm.

Applications

• Hyundai Verna (RB/RC) (2011–2017)
• Hyundai Verna (HCi) (2020–2023)
• Hyundai Creta (GS) (2015–2020)
• Hyundai i20 (2008–2020)
• Hyundai i30 (GD) (2011–2017)
• Hyundai ix20 (JC) (2010–2019)
• Hyundai Venue (QXi) (2019–2020)
• Kia Cee'd (JD) (2012–2018)
• Kia Rio (UB) (2011–2017)
• Kia Rio (YB) (2017–2023)

1.5 L (D4FA)

The U diesel engine has four cylinders and is made with a cast iron block, aluminum cylinder head with chain driven DOHC (4 valves per cylinder), Bosch common rail direct injection (CRDi), variable geometry turbocharger (VGT) and intake air swirl control. Bore and stroke are . It produces and torque in the Hyundai Getz and at 4,000 rpm and of torque at 2,000 rpm in the Kia Rio and higher spec Hyundai Getz models. Introduced in 2005 this engine replaced the 1.5L 3-cylinder D-engine common rail Diesel sold in the Hyundai Getz and Accent models which was notably less refined.

Applications

• Kia Rio (JB) (2005–2011)
• Hyundai Accent (MC) (2005–2010)
• Hyundai Getz (2006–2010)
• Hyundai Lavita (2006–2010)
• Hyundai Alcazar (2021–present)
• Hyundai Creta (SU2i) (2020–present)
• Hyundai i20 (BI3) (2020–present)
• Hyundai Venue (QXi) (2020–present)
• Hyundai Verna (HCi) (2020–present)

1.6 L (D4FB)

The U diesel engine (known as D4FB) from the Žilina Kia factory in Slovakia is a bored-out version of the U series engine, versus . In 2009, it was refined to the 1.6 U2 version, with a new displacement, developing and of torque.

Engine specification

• Displacement:
• Bore x Stroke:
• Compression Ratio: 17.3:1
• Power: , or
• Torque: , or

Applications

• Hyundai Accent (2010–2020)
• Hyundai Creta (GS) (2014–2020)
• Hyundai Elantra (MD) (2013–2015)
• Hyundai Elantra (AD) (2015–2020)
• Hyundai Kona (OS) (2017–2020)
• Hyundai i30 (2007–2019)
• Hyundai ix20 (JC) (2010–2019)
• Kia Carens (UN) (2006–2013)
• Kia Cee'd/Ceed (2006–2018)
• Kia Forte/Cerato (2008–2018)
• Kia Seltos (2019–present)
• Kia Soul (2008–2019)
• Kia Stonic (2017–2018)
• Kia Venga (YN) (2009–2019)

1.7 L (D4FD)

The U2 diesel engine (known as D4FD) was introduced at the 2010 Paris Motor Show. This engine features chain driven DOHC with 4 valves per cylinder, common rail direct injection (CRDi), variable geometry turbocharger (VGT).

1.7 CRDI

• Displacement:
• Bore x Stroke:
• Compression Ratio: 17.0:1
• Power: or @ 4,000 rpm
• Torque: or @ 2,000–2,500 rpm

Applications

• Hyundai i40 (2011–2019)
• Hyundai Sonata (LF) (2014–2019)
• Hyundai Tucson/ix35 (2010–2018)
• Kia Carens (RP) (2013–2019)
• Kia Optima (2010–2018)
• Kia Sportage (2010–2018)

See also

• List of Hyundai engines

External links

• http://www.hyundaiengine.com/data/ENGINE%20CATALOG.pdf