CIKAKKEN INJI: Injin Mitsubishi 4D56
GABATARWA KYAUTATA
The 2.5-lita dizal engine Mitsubishi 4D56 da aka harhada da damuwa daga 1986 zuwa 2016 da aka shigar a kan Pajero da Pajero Sport SUVs, L200 pickups da Delica minibuses. Wannan rukunin wutar lantarki ya yi aiki a matsayin tushen sanannen injunan diesel na Hyundai D4BA, D4BF da D4BH.
An kera injin din 4D56 ne a shekarar 1986 ta kamfanin kera motoci na Japan Mitsubishi. Bayan haka, tsawon shekaru 10, injiniyoyin Japan suna kammala shi. Babban aikin ga masu zanen kaya shine ƙara ƙarfin wutar lantarki da rayuwar sabis, don tabbatar da kiyayewa na al'ada.
An tsara 4D56 bisa ga daidaitaccen tsari, an yi kawunan silinda da aluminum kuma an yi shingen da baƙin ƙarfe. Yin amfani da irin waɗannan abubuwan haɗin gwiwa ne ya sa ya yiwu a cimma mafi ƙanƙanta da kuma samar da kyakkyawar kwanciyar hankali na thermal. A shekara ta 2001, an fara samar da 4D56 tare da tsarin man fetur na Rail Common. An yi amfani da sababbin pistons, wanda ya rage yawan matsawa zuwa 17. Duk wannan ya ba da damar ƙara iko da karfin wuta.
Iyalin 4D5 kuma sun haɗa da injuna: 4D55.
An shigar da injin akan:
Mitsubishi Delica 3 (P03) a cikin 1986 - 1999; Delica 4 (PA4) a cikin 1994 - 2007;
Mitsubishi L200 2 (K10) a cikin 1986 - 1996; L200 3 (K70) a cikin 1996 - 2006; L200 4 (KB) a cikin 2006 - 2016;
Mitsubishi Pajero 1 (L040) a cikin 1986 - 1991; Pajero 2 (V30) a cikin 1990 - 2000; Pajero 3 (V70) a cikin 1999 - 2006;
Mitsubishi Pajero Sport 1 (K90) a cikin 1996 - 2008; Pajero Sport 2 (KH) a cikin 2008 - 2016.
Ƙayyadaddun bayanai
Mai ƙira | Injin Kyoto |
Shekarun samarwa | 1986-2016 |
Matsala, cc | 2477 |
Tsarin man fetur | dakin vortex |
Wutar lantarki, hp | 74/4200 |
Fitowar karfin wuta, Nm | 142/2500 |
Silinda toshe | irin R4 |
Block kai | aluminum 8v / 16v |
Silinda guntun, mm | 91.1 |
Piston bugun jini, mm | 95 |
rabon matsawa | 21.0 |
Siffofin | a'a |
Hydraulic lifters | a'a |
Lokacin tuƙi | bel |
Turbocharging | a'a |
Nasihar man inji | 5W-30, 5W-40 |
Ingin man fetur, lita | 6.5 |
Nau'in mai | dizal |
Matsayin Yuro | Yuro 2 |
Amfanin mai, L/100 km (na Mitsubishi Pajero Sport 2004) | 12.6 |
Rayuwar injin, km | ~400000 |
Nauyi, kg | 193 |
Canje-canje a cikin 4D56
Ba Turbo:
Ƙarfin wutar lantarki - 74 hp (55 kW) a 4200 rpm;
karfin juyi - 142 Nm @ 2500 rpm;
Nau'in injin - in-line, 4-cylinder SOHC;
Matsakaicin matsawa shine 21.0: 1.
Turbo mara sanyaya:
Ƙarfin wutar lantarki - 84 HP (62 kW) a 4200 rpm;
karfin juyi - 201 Nm @ 2000 rpm;
Nau'in injin - in-line, 4-cylinder SOHC.
Turbo Intercooled (TD04 Turbo):
Ikon - 90 HP (67 kW) a 4200 rpm;
karfin juyi - 197 Nm @ 2000 rpm;
Nau'in injin - in-line, 4-cylinder SOHC;
Matsakaicin matsawa shine 21.0: 1.
Intercooled Turbo (TD04 Turbo mai sanyaya ruwa):*:
Ikon - 99 HP (74 kW) a 4300 rpm;
karfin juyi - 240 Nm @ 2000 rpm;
Nau'in injin - in-line, 4-cylinder SOHC;
Matsakaicin matsawa shine 21.0: 1.
* Har ila yau, an san shi da Hyundai D4BH.
Intercooled Turbo TF035HL2 (1st Generation DI-D):
Ƙarfin wutar lantarki - 114 hp (84 kW) a 4000 rpm;
karfin juyi - 247 Nm @ 2000 rpm;
Nau'in injin - in-line, 4-cylinder;
Matsakaicin matsawa shine 17.0: 1.
Intercooled Turbo (Gen 2nd DI-D):
Ƙarfin wutar lantarki - 136 HP (100 kW) a 4000 rpm;
karfin juyi - 320 Nm @ 2000 rpm;
Nau'in injin - in-line, 4-cylinder;
Matsakaicin matsawa shine 17.0: 1.
Turbo Intercooled (Gen na 3 tare da DI-D m injin turbin geometry)
Tare da watsawa da hannu:
Ƙarfin wutar lantarki - 178 hp (131 kW) a 4000 rpm;
karfin juyi - 400 Nm @ 2000 rpm;
Nau'in injin - in-line, 4-cylinder;
Matsakaicin matsi - 16.5: 1.
Tare da watsawa ta atomatik:
Ƙarfin wutar lantarki - 178 hp (131 kW) a 4000 rpm;
karfin juyi - 350 Nm @ 1800 rpm;
Nau'in injin - in-line, 4-cylinder;
Matsakaicin matsi - 16.5: 1.
Rashin amfani da injin Mitsubishi 4D56
Wannan naúrar dizal tana jin tsoron zazzaɓi kuma silinda shugaban gasket yana karye akai-akai. Amma maye gurbin gasket bai isa ba, dole ne ku niƙa saman mating. Bayan wasu ɓarna, sau da yawa ana iya samun fasa a kusa da bawuloli ko prechambers.
Wata babbar matsala ta wannan injin ita ce rushewar crankshaft, kuma hakan yana faruwa musamman a lokuta da yawa yayin motsi na tsawon lokaci da ƙarancin saurin injin. A cikin injuna tare da tsarin Rail na gama gari, mujallolin crankshaft sun fi kauri kuma raguwa ba ta cika gamawa ba.
Don dalilai na zahiri, tsarin mai yana ba da mafi yawan matsala ga masu irin waɗannan injunan diesel, kuma wannan ya shafi duka ɗakin vortex da nau'ikan Rail na gama gari.
Belin lokaci ba shi da babban albarkatu kuma ba koyaushe yana tafiyar da kilomita 90,000 da ake buƙata ba, musamman idan ba ku ƙarfafa shi kowane kilomita 30,000 ba. Tare da hutu, kawai yana karye daga rocker, amma a cikin na'urar Rail Common na injin, sau da yawa yana fitar da kusoshi masu hawa na camshaft Yokes. Lokacin da bel mai daidaitawa ya karye, yawanci yakan faɗi ƙarƙashin bel ɗin lokaci kuma yana karya shi.
Har ila yau, ɗigon mai ya zama ruwan dare a nan, kusan dukkanin gaskets da hatimin gumi, crankshaft pulley da vacuum famfo suna da ƙananan albarkatu, ƙwanƙwasa EGR, matsala mai yawa yana da alaƙa da iska, kuma pistons sun fashe a cikin ƙaramin kunnawa. Kuma kar a manta da duba izinin bawul kowane kilomita 20,000 ko kuma za su ƙone kawai.