Enjene ea Toyota 1ZZ
SEHLAHLISO SEBAKA
Toyota ea 1.8 lithara1ZZ-FEEnjene e ile ea hlahisoa femeng ea Canada ho tloha 1997 ho isa 2009 mme e kentsoe mefuteng e tsebahalang ea k'hamphani ea Majapane joalo ka Corolla, Matrix le Avensis. Ho na le mofuta oa yuniti ea matla bakeng sa ethanol bakeng sa mmaraka oa Brazil le index 1ZZ-FBE.
Enjene ena e ile ea ntlafatsoa bakeng sa American Corolla 'me ea bokelloa Canada ho tloha ka 1997 ho ea ho 2009. Moqapi o ne o tloaelehile haholo: 4-cylinder aluminium block e nang le liner-aron liners, 16-valve aluminium block head e nang le li-camshaft tse peli le li-hydraulic lifters. Ho khanna nako ho ne ho etsoa ke ketane, 'me ka 1999 ho ile ha hlaha molaoli oa mekhahlelo ea mofuta oa VVT-i sebakeng sa ho kena.
Baenjiniere ba ile ba leka ho etsa hore moralo o be bobebe ka hohle kamoo ho ka khonehang, ka baki e pholileng e bulehileng, T-piston e nyenyane ea nako e telele le "alloy block" e nang le crankcase e arohaneng. Sena sohle ka tlhaho ha se tlatse letsoho ho ts'epahala ha yuniti ea matla mme se fokotsa mohloli oa sona.
Enjene ea Toyota 1ZZ-FED e ile ea hlahisoa Setsing sa Shimoyama ho tloha 1999 ho isa 2007 bakeng sa mehlala e nang le sebapali se tsebahalang, joalo ka Celica kapa MR2. Yuniti ena e ne e fapane le mofuta o tloaelehileng oa 1ZZ-FE ka hlooho e fapaneng ea silinda e nang le karolo e kholoanyane ea ho kenya letsoho.
Litlhaloso
| Lilemo tsa tlhahiso | 1997-2009 |
| Ho falla, cc | 1794 |
| Sisteme ea mafura | ente |
| Phallo ea matla, hp | 120 – 145 (1ZZ-FE) 140 (1ZZ-FED) |
| Tlhahiso ea torque, Nm | 160 - 175 (1ZZ-FE) 170 (1ZZ-FED) |
| Silinda block | aluminium R4 |
| Thibela hlooho | aluminium 16v |
| Silinda e boreleli, mm | 79 |
| Piston stroke, mm | 91.5 |
| Compression ratio | 10.0 |
| Likaroloana | che |
| Lifofisi tsa hydraulic | che |
| Ho khanna nako | ketane |
| Phase regulator | VVT-i |
| Turbocharging | che |
| Oli ea enjene e khothalelitsoeng | 5W-20, 5W-30 |
| Bokhoni ba oli ea enjine, litara | 3.7 |
| Mofuta oa mafura | peterole |
| Litekanyetso tsa Euro | EURO 3/4 |
| Tšebeliso ea mafura, L/100 km (bakeng sa Toyota Avensis 2005) - toropo - tsela e kholo - e kopantsoe | 9.4 5.8 7.2 |
| Nako ea bophelo ba enjene, km | ~ 200 000 |
| Boima, kg | 130 (1ZZ-FE) 135 (1ZZ-FED) |
Mathata a kgafetsa
1.Motlakase o ja oli e ngata. Lebaka - mehele ea oli e robehileng (haholo-holo e lokolloa pele ho 2002). Decarbonization, joalo ka molao, ha e rarolle bothata.
2.Konya ka hare ho yuniti. Ketane ea nako e lokolotsoe, e leng bohlokoa ka mor'a ho feta lik'hilomithara tse likete tse 150. The tensioner lebanta e kanna ea ba le sekoli. Li-valve ha li kokote.
3. Li-turnover li ile tsa phaphamala. Hlakola throttle-gate le phaposi ea valve ka lebelo le sa sebetseng.
4.Ho thothomela. Mohlomong ho na le molato oa mokokotlo o ka morao, kapa sena ke ho khetheha ha koloi ea 1ZZ.
Ho phaella moo, yuniti ha e sebetse hantle ha ho chesa haholo. Ka lebaka leo, sebopeho sa li-cylinder block se senyeha, se hlokang ho nkeloa sebaka ka ho feletseng (liner le ho sila ha li etsoe ka molao). Liphetolelo tsa enjene tse lokollotsoeng ka mor'a 2005, haholo-holo ka lik'hilomithara tse ka tlaase ho 200 tse likete, li na le litšobotsi tse ntle haholo tsa tshebetso.