The DLD is the name for an automobile engine family – a group of compact inline-four

Diesel engine The diesel engine, named after Rudolf Diesel, is an internal combustion engine in which ignition of the fuel is caused by the elevated temperature of the air in the cylinder due to mechanical compression; thus, the diesel engine is a so-ca ...

s, involving development by

Ford of Britain Ford of Britain (officially Ford Motor Company Limited)The Ford 'companies' or corporate entities referred to in this article are: * Ford Motor Company, Dearborn, Michigan, USA, incorporated 16 June 1903 * Ford Motor Company Limited, incorpora ...

Renault–Nissan–Mitsubishi Alliance The Renault–Nissan–Mitsubishi Alliance, originally known as the Renault–Nissan Alliance, is a French-Japanese strategic alliance between the automobile manufacturers Renault (based in Boulogne-Billancourt, France), Nissan (based in Yokoham ...

and/or

PSA Group The PSA Group (), legally known as Peugeot S.A. (Peugeot Société Anonyme, trading as Groupe PSA; formerly known as PSA Peugeot Citroën from 1991 to 2016) was a French multinational automotive manufacturing company which produced automobiles ...

(

Peugeot Peugeot (, , ) is a French brand of automobiles owned by Stellantis. The family business that preceded the current Peugeot companies was founded in 1810, with a steel foundry that soon started making hand tools and kitchen equipment, and then ...

and

Citroën Citroën () is a French automobile brand. The "Automobiles Citroën" manufacturing company was founded in March 1919 by André Citroën. Citroën is owned by Stellantis since 2021 and previously was part of the PSA Group after Peugeot acquired ...

), and also

Mazda , commonly referred to as simply Mazda, is a Japanese Multinational corporation, multinational Automotive industry, automotive manufacturer headquartered in Fuchū, Hiroshima (town), Fuchū, Hiroshima Prefecture, Hiroshima, Japan. In 2015, M ...

where it is called the MZ-CD or CiTD. The Ford of Britain/PSA and joint-venture for the production of the DLD/DV was announced in September 1998. Half of the total engine count are produced at Ford of Britain's main plant at Dagenham, England and at Ford's

Chennai Chennai (, ), formerly known as Madras ( the official name until 1996), is the capital city of Tamil Nadu, the southernmost Indian state. The largest city of the state in area and population, Chennai is located on the Coromandel Coast of ...

plant in India, the other half at PSA's Trémery plant in France. The inline-four engines are sold under the

DuraTorq TDCi The DLD is the name for an automobile engine family – a group of compact inline-four Diesel engines, involving development by Ford of Britain, Renault–Nissan–Mitsubishi Alliance and/or PSA Group (Peugeot and Citroën), and also Mazda where ...

name by Ford, and as the HDi by

and

. and dCi engine by

Renault Groupe Renault ( , , , also known as the Renault Group in English; legally Renault S.A.) is a French multinational automobile manufacturer established in 1899. The company produces a range of cars and vans, and in the past has manufacture ...

. and Mazda also uses the Ford-made DLD engine in the Mazda2 and the

Mazda3 The Mazda3 (known as the Mazda Axela in Japan (first three generations), a combination of "accelerate" and "excellent") is a compact car manufactured by Mazda. It was first introduced in 2003 as a 2004 model, replacing the Familia/323/Protegé ...

. Officially, there are three families of engines in the range: * The 1.4 L DLD-414 is generally non-

intercooled An intercooler is a heat exchanger used to cool a gas after compression. Often found in turbocharged engines, intercoolers are also used in air compressors, air conditioners, refrigeration and gas turbines. Internal combustion engines Most ...

* The 1.5 L DLD-415 derived from the 1.6 L * The 1.6 L DLD-416 is always intercooled Ford later added their unrelated 1.8 L DLD-418 engine to the DLD family, though it is properly part of the Ford Endura-D engine family. In 2012, Ford added the 1.5-litre, closely derived from the 1.6-litre engine.

DLD-414

The Duratorq DLD-414 (or DV4) is a 1.4 L (1398 cc) straight-4

turbo-diesel The term turbo-diesel, also written as turbodiesel and turbo diesel, refers to any diesel engine equipped with a turbocharger. As with other engine types, turbocharging a diesel engine can significantly increase its efficiency and power output, ...

. Output is at 4500 rpm and at 2000 rpm. The DV4 is available in two versions: * One, a

SOHC An overhead camshaft (OHC) engine is a piston engine where the camshaft is located in the cylinder head above the combustion chamber. This contrasts with earlier overhead valve engines (OHV), where the camshaft is located below the combustion ch ...

valve A valve is a device or natural object that regulates, directs or controls the flow of a fluid (gases, liquids, fluidized solids, or slurries) by opening, closing, or partially obstructing various passageways. Valves are technically fitting ...

design, uses a

KKK The Ku Klux Klan (), commonly shortened to the KKK or the Klan, is an American white supremacist, right-wing terrorist, and hate group whose primary targets are African Americans, Jews, Latinos, Asian Americans, Native Americans, and ...

KP35

turbocharger In an internal combustion engine, a turbocharger (often called a turbo) is a forced induction device that is powered by the flow of exhaust gases. It uses this energy to compress the intake gas, forcing more air into the engine in order to pr ...

but no

intercooler An intercooler is a heat exchanger used to cool a gas after compression. Often found in turbocharged engines, intercoolers are also used in air compressors, air conditioners, refrigeration and gas turbines. Internal combustion engines ...

. This is the same turbocharger as the

K9K Diesel. It is Euro 3 compliant, but will receive a

Diesel particulate filter A diesel particulate filter (DPF) is a device designed to remove diesel particulate matter or soot from the exhaust gas of a diesel engine.Tom Nash (May 2003) "Diesels: The Smoke is clearing", ''Motor '' Vol.199 No. 5, p. 54, Hearst Business Publ ...

from 2006 to make it Euro 4 compliant. In Ford, Mazda, and most PSA applications it uses a Siemens SID804 or SID802

common rail Common rail direct fuel injection is a direct fuel injection system built around a high-pressure (over ) fuel rail feeding solenoid valves, as opposed to a low-pressure fuel pump feeding unit injectors (or pump nozzles). High-pressure injectio ...

injection system. The PSA Variant in the 2005-2008

Citroën C1 The Citroën C1 is a city car marketed by Citroën from June 2005 to January 2022, originally developed as part of the B-Zero project by PSA Peugeot Citroën in a joint venture with Toyota, with two generations produced. The C1 was developed al ...

/ Peugeot 107/

Toyota Aygo The Toyota Aygo is a city car ( A-segment) marketed by Toyota mainly in the European market between 2005 and 2021 across two generations. The Aygo was first displayed at the 2005 Geneva International Motor Show. It was built alongside the relat ...

1.4 HDi uses the Siemens SID805 common rail injection system with a lower power output compared to other applications to compensate for the weaker 5-speed manual transmission used in these models. In some PSA applications a

Bosch Bosch may refer to: People * Bosch (surname) * Hieronymus Bosch (c. 1450 – 1516), painter * Van den Bosch, a Dutch toponymic surname * Carl Bosch, a German chemical engineer and nephew of Robert Bosch * Robert Bosch, founder of Robert Bosch Gm ...

common rail system is used. * A second version uses a

DOHC An overhead camshaft (OHC) engine is a piston engine where the camshaft is located in the cylinder head above the combustion chamber. This contrasts with earlier overhead valve engines (OHV), where the camshaft is located below the combustion ch ...

16-valve In automotive engineering a multi-valve or multivalve engine is one where each cylinder has more than two valves. A multi-valve engine has better breathing and may be able to operate at higher revolutions per minute (RPM) than a two-valve engine, ...

design, with an intercooled

variable-geometry turbocharger Variable-geometry turbochargers (VGTs), occasionally known as variable-nozzle turbines (VNTs), are a type of turbochargers, usually designed to allow the effective aspect ratio of the turbocharger to be altered as conditions change. This is done ...

. This engine uses Delphi Corp.'s DCR1400 common-rail injection system. This derivation will no longer be built from 2006, as it will not be able to comply with the EURO4 regulations. * 8-valve non-intercooled, and ** 2005–2008

/ Peugeot 107/

1.4 HDi * 8-valve non-intercooled, and ** 2003–2009

Citroën C2 The Citroën C2 is a supermini that was produced by the French manufacturer Citroën, with production starting August 2003. It replaced the Citroën Saxo and was built at the Aulnay plant, on the outskirts of Paris. The Citroën C2 was disconti ...

1.4 HDi * 8-valve non-intercooled, and ** 2002–2016

Citroën C3 The Citroën C3 is a supermini car ( B-segment) produced by Citroën since April 2002. It replaced the Citroën Saxo in the model line up, and is currently in its third generation. The third generation model made its appearance in June 2016, a ...

1.4 HDi ** 2002–2008

Ford Fiesta The Ford Fiesta is a supermini car marketed by Ford since 1976 over seven generations. Over the years, the Fiesta has mainly been developed and manufactured by Ford's European operations, and has been positioned below the Escort (later the ...

1.4 TDCi ** 2002–2008 Ford Fusion (Europe) 1.4 TDCi ** 2002–2009

Peugeot 206 The Peugeot 206 is a supermini car (B-segment) designed and produced by the French car manufacturer Peugeot since May 1998 as a replacement to the Peugeot 205. Developed under the codename ''T1'', it was released in September 1998 in hatchback f ...

1.4 HDi ** 2006–2014 Peugeot 207/207+ 1.4 HDi ** 2005–2009

Peugeot 1007 The Peugeot 1007 is a small three-door car manufactured by Peugeot from 2004 to 2009, noted for its user-swappable interior trim pieces and its four pillar design incorporating two power sliding doors. It shares its platform with the Peugeot 206, ...

1.4 HDi ** 2004 Citroën Xsara 1.4 HDi ** 2002–2007 Mazda 2/Demio 1.4D ** 2008–present Mazda 2/Demio 1.4D ** 2007–present Ford Figo 1.4 TDCi Fiesta, also marketed as the Ikon in South Africa. ** 2008–present Ford Bantam TDCi commercial vehicle in South Africa. * 16-valve intercooled, and ** 200