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'''i-CTDi''', an abbreviation for '''Common Rail Turbo Diesel Injection''', is the [[common rail]] technology used in [[Honda]]'s [[Honda N engine#N22A|N22A]] engine, produced and sold in the [[Europe]] market between 2002-2008. It is the general name of [[Direct fuel injection|direct injection]] [[turbodiesel]] [[diesel engines]]. The acronym was changed to [[i-DTEC]] in 2008, for the revised N22B engine.

==CTDi==
The CTDi engine was a 1.7-litre [[List of Isuzu engines#4EE1|Isuzu 4EE1]] built by Isuzu Motors Polska and installed in the Civic for the European market.<ref name=CTDi03>{{cite press release | url = https://hondanews.eu/eu/en/cars/media/pressreleases/34257/civic-ctdi | archiveurl = https://web.archive.org/web/20241130132708/https://hondanews.eu/eu/en/cars/media/pressreleases/34257/civic-ctdi | archivedate = 2024-11-30 | title = Civic CTDi | date = 2003-09-01 | publisher = Honda Motor Europe Ltd. | work = European Media Newsroom }}</ref>

=== Models used ===
* [[Honda Civic (seventh generation)|Honda Civic]]

== i-CTDi engine ==
The Honda [[Honda N engine#N22A (i-CTDi)|N22A]] engine is Honda's first in-house developed diesel engine.<ref name="Honda, Accord i-CTDi 2.2, 2003" /> The project to develop this engine had been underway since 1995 under lead engineer [[Kenichi Nagahiro]] and the first engines were released in 2003.<ref name="Nagahiro, i-CTDi" /><ref name="Abe, 2004" /> Nagahiro's dissatisfaction with the clumsiness of older diesel engines was an inspiration to make something better.<ref>{{Cite web
  |title=UK: Reluctant Honda hero hones first in-house diesel
  |website=JustAuto
  |date=15 October 2003
  |author=B Cusack
  |url=https://www.just-auto.com/news/uk-reluctant-honda-hero-hones-first-in-house-diesel/?cf-view
}}</ref> This "Hate something, change something" message became the theme of Honda's 2004 advertising campaign 'Grrr'.<ref>{{Cite magazine
  |title=My Campaign: the making of Honda 'Grrr'
  |magazine=[[Campaign (magazine)|Campaign]]
  |author=Sean Thompson
  |url=https://www.campaignlive.co.uk/article/campaign-making-honda-grrr/1706981
}}</ref> In 2005 the N22A was awarded the title of 'International Engine of the Year' for 2.0-2.5 l engines.

=== Models used ===
* [[Honda Accord (Japan and Europe seventh generation)|Honda Accord]]<ref name="Honda, Accord i-CTDi 2.2, 2003" />
* [[Honda Civic (eighth generation)|Honda Civic]]<ref name="FN, 2.2 i-CTDi" />
* [[Honda CR-V]]

== i-DTEC ==

=== 2.2 l (150-180 HP) ===
The Honda [[Honda N engine#N22B (i-DTEC)|N22B]]

==== Models used ====
* [[Honda Civic (ninth generation)|Honda Civic]]<ref name="GCG, 2.2" />
* [[Honda Accord]]
* [[Honda CR-V]]

=== 1.6 l (120 HP-160 HP BiTurbo) ===

==== Models used ====
* [[Honda Civic (tenth generation)|Honda Civic]]<ref name="GCG, 1.6" /><ref name="FN, 1.6" />
* [[Honda HR-V]]
* [[Honda CR-V]]

== See also ==
* [[List of Honda engines]]
* [[i-VTEC]]

== Notes ==
{{Notelist-lr}}

== References ==
{{Reflist |refs=

<ref name="Nagahiro, i-CTDi" >{{Cite journal
  |last1 = Nagahiro  |first1 =Kenichi  |author-link1=Kenichi Nagahiro
  |last2=Abe  |first2=Tomoya 
  |last3=Okawara  |first3=Kenichi
  |last4=Yamazaki  |first4 =Masakazu 
  |last5=Hara  |first5=Ikuro
  |date=July 2005
  |title = Development of the diesel engine series i-CTDi by Honda
  |volume =66
  |journal = {{interlanguage link|Motortechnische Zeitschrift{{!}}MTZ worldwide|de|Motortechnische Zeitschrift}}
  |issue =7–8 |pages =12–13 |doi=10.1007/BF03227770
}}</ref>

<ref name="Abe, 2004" >{{Cite conference
  |last1=Abe  |first1=Tomoya
  |last2=Nagahiro  |first2=Kenichi
  |last3=Aoki  |first3=Takatoshi
  |last4=Minami  |first4=Hideki
  |last5=Kikuchi  |first5=Masahiro
  |last6=Hosogai  |first6=Seiichi
  |year=2004
  |title=Development of New 2.2-liter Turbocharged Diesel Engine for the EURO-IV Standards
  |conference=SAE 2004 World Congress & Exhibition
  |doi=10.4271/2004-01-1316 
}}</ref>

<ref name="GCG, 2.2" >{{Cite web
  |title=Honda Civic 2.2 i-DTEC EX GT Review
  |author=Paul Clarke
  |website=Green Car Guide
  |date=
  |url=https://www.greencarguide.co.uk/car-reviews-and-road-tests/honda-civic-2-2-i-dtec-ex-gt/
}}</ref>

<ref name="Honda, Accord i-CTDi 2.2, 2003" >{{Cite web
  |title=Accord i-CTDi 04 {{!}} Drivetrain
  |date=1 September 2003
  |url=https://hondanews.eu/eu/en/media/pressreleases/34410/accord-i-ctdi-04-drivetrain
  |publisher=Honda
}}</ref>

<ref name="GCG, 1.6" >{{Cite web
  |title=Honda Civic 1.6 i-DTEC Review
  |author=Paul Clarke
  |website=Green Car Guide
  |date=
  |url=https://www.greencarguide.co.uk/car-reviews-and-road-tests/honda-civic-1-6-i-dtec/
}}</ref>

<ref name="FN, 2.2 i-CTDi" >{{Cite web
  |title=Honda Civic 2.2 i-CTDi Sport 
  |author= 
  |website=Fleet News
  |date=10 March 2006
  |url=https://www.fleetnews.co.uk/cars/reviews/honda/civic/hatchback-2006/22-i-ctdi-sport/34629/
}}</ref>

<ref name="FN, 1.6" >{{Cite web
  |title=Honda Civic 1.6i-DTEC diesel is the right choice for high mileage fleets 
  |author=Matt de Prez
  |website=Fleet News
  |date=10 December 2018
  |url=https://www.fleetnews.co.uk/cars/reviews/honda-s-new-diesel-civic-sr-is-no-brainer-choice-for-high-mileage-fleets
}}</ref>

}}

{{Honda}}

[[Category:Honda engines]]
[[Category:Diesel engine technology]]