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Putting the wrong fuel in a car: misfueling emergency steps

Ennamba z’embeera ez’amangu zaawukana okusinziira ku nsi. Omuko guno gukozesa 911, ennamba ya Amerika ne Canada. Ensi endala nnyingi zikozesa 112, 999, oba ennamba endala. Funa ennamba y'ensi yo.

Realizing at the fuel pump that you have just pumped gasoline (petrol) into a diesel vehicle, diesel into a gasoline tank, or Diesel Exhaust Fluid (DEF) into your main fuel filler neck is an urgent mechanical crisis. What happens in the next thirty seconds determines whether you pay for a simple 20-minute fuel tank drain or face a total high-pressure fuel injection system replacement costing thousands of dollars.

Ekitabo kino kikuwa ebiragiro eby’amangu mu mutendera ku mutendera okuziyiza amafuta amakyafu okutambula mu yingini yo, okutegeera obubonero bw’okuyingiza amafuta obubi singa oba wavuga dda okuva ku siteegi, okuddukanya obulungi okusibira ku mabbali g’ekkubo, n’okulagirira omukugu mu kufulumya amafuta ku ssimu oba edduuka eriddaabiriza oleme kusasulwa ssente nnyingi olw’ebitundu ebiteetaagisa.

Kino kikole kati

  1. Tokyusa kisumuluzo kya ignition, tonyiga button ya start, era tosumulula mmotoka singa mmotoka yo e prime ppampu yaayo ey’amafuta ng’oluggi lwa ddereeva lugguddewo: Okuleka mmotoka ng’ezikidde ddala kikuuma amafuta agafuuse amakyafu nga gaawuddwamu munda mu ttanka y’amafuta ey’emabega eya pulasitiika oba ey’ekyuma, ne kiremesa ppampu y’amasannyalaze okugisika mu maaso mu ffilta y’amafuta, ppampu ya puleesa eya waggulu, n’empiso za yingini.
  2. Leka transmission yokka okuggyako ng’osobola okukyusa okudda ku Neutral mu makanika nga tokolezza ignition: Singa mmotoka erina okusengulwa okuva ku kizinga kya pampu, kebera oba shifter yo erina ekifo eky’okukyusakyusa ekyuma ekikyusa kkufulu osobole okusika mmotoka mu Neutral nga tofunye maanyi ga byuma bya dashboard.
  3. Tambula munda otegeeze omukozi w’essundiro ly’amafuta mu bwangu: Buulira kasitoma nnamba ya ppampu gy’ozibye asobole okuteeka kkooni z’obukuumi emabega w’emmotoka yo, okuggala ekyuma ekigaba ppampu singa amafuta gayiika, n’okukuyamba okusika mmotoka mu kifo ekitali kya bulabe we basimbye mmotoka okuva ku mirongooti gy’ebidduka.
  4. Kebera lisiiti yo ey’amafuta era owandiike obuzito n’ekigero ekituufu ky’ogaba: Kuuma lisiiti y’empapula ng’eraga omuwendo gwennyini ogwa liita (oba ggaloni) ez’amafuta amakyamu agayongerwako, ekiseera ky’ogula, n’ekigero ky’amafuta, kubanga makanika wo, omukugu mu kufulumya amafuta ku ssimu, oba yinsuwa ajja kwetaaga okumanya omugerageranyo gwennyini ogw’okufuuwa amafuta.
  5. Kuba essimu ekola ku by’okufulumya amafuta ku ssimu oba obuyambi ku mabbali g’ekkubo okufuna ekyuma ekisika amafuta aga ‘flatbed tow’: Saba mu ngeri ey’enjawulo ekyuma ekifulumya amafuta amabi ku ssimu ekikkirizibwa nga kirimu ppampu ezzaawo amafuta ekakakasiddwa ATEX oba etali ya bulabe mu butonde, oba mmotoka esimbulwe okugenda mu dduuka eriddaabiriza ttanka gy’esobola okusiba n’okufuumuulwa nga yingini tennakyuka.
  6. Bw’oba ​​watandika dda yingini era ng’ovuga, ssika yingini oggale ku mukisa ogusooka ennyo: Akaseera k’olaba ng’okonkona, omukka omungi, okukuba obubi, oba ng’otegedde ensobi yo, vuga ku kibegabega ekitali kya bulabe, kyusa mu Park oba Neutral, era oggale yingini okukomya ebikuta by’ebyuma ebya puleesa okutambula okuyita mu ggaali y’omukka yo.

Danger

Togezaako kuggya petulooli oba dizero mu ttanka y’amafuta g’emmotoka ggwe kennyini ku ssundiro ly’amafuta oba ku mabbali g’ekkubo ng’okozesa hoosi y’olusuku, ekyuma ekisonseka mu kamwa oba ekyuma ekiwunyiriza mu dduuka ly’amasannyalaze ekya bulijjo. Omukka gwa petulooli gukwata mu ngeri ey’okubwatuka okuva mu bbulawuzi z’amasannyalaze agatali gakyukakyuka oba aga mmotoka z’amasannyalaze, era okussa oba okumira amazzi agayitibwa hydrocarbons kireeta obulwadde bw’ekifuba obw’amaanyi obw’eddagala n’okwonooneka kw’amawuggwe okw’olubeerera. Bulijjo kozesa omukugu mu kuggya amafuta ku ssimu oba edduuka ery’ekikugu eriddaabiriza.

Okusalawo flowchart: okulonda amafuta mu ngeri embi n’okufuga okwonooneka

flowchart TD
    Start["Ategedde Amafuta Amakyamu Agayongedde Ku Ttanka"] --> CheckIgn{"Okoleeza Ignition oba Yingini Wagitandika?"}
    CheckIgn -->|"Nedda: Key Off ne Yingini Tegikolangako Prime"| SafeTank["Obucaafu Bwawuddwa mu Ttanka y'amafuta Yokka"]
    SafeTank --> PushCar["Kuuma Ignition Off era Otegeeze Abakozi ba Station"]
    PushCar --> DrainOnly["Kuba essimu ya Mobile Fuel Drain oba Tow okusuubula Tank Flush"]
    DrainOnly --> Refill["Ddamu okujjuza amafuta amatuufu era okyuse Filter bwe kiba kyetaagisa"]
    CheckIgn -->|"Yee: Ignition Ekoleezeddwa oba Yingini Evugibwa"| WhichType{"Kika Ki eky’Okuyingiza Amafuta Obubi?"}
    WhichType -->|"Petulooli (Petulooli) mu Yingini ya Dizero"| HPFP["Obulabe obw’amaanyi obw’okuteeba ebyuma mu ppampu y’amafuta eya puleesa enkulu (HPFP)."]
    WhichType -->|"Dizero mu Yingini ya Petulooli"| Fouling["Spark Plugs ezifuuse encaafu, Sensors za Oxygen ezisiigiddwa, n’akabi akayitibwa Catalytic Risk"]
    WhichType -->|"DEF (AdBlue) mu Ttanka y’amafuta ga Dizero"| Crystal["Okufuuka kwa Urea okw’amangu n’okukulukuta kw’empiso"]
    HPFP --> StopNow["Sika Yingini Bulungi Oggalawo Yingini Amangu"]
    Fouling --> StopNow
    Crystal --> StopNow
    StopNow --> Inspect["Flatbed Tow to Shop: Kebera Filter Bowl oba temuli byuma ebisekuddwa"]

Lwaki okukoleeza ignition nga totandise yingini kikyali kya bulabe

Baddereeva bangi balowooza nti kasita tebakola crank ya motor ya starter, okukoleeza ebyuma bya dashboard okuzinga amadirisa g’amasannyalaze, okukebera fuel gauge, oba okukyusa automatic transmission okudda mu Neutral tekirina bulabe. Mu mmotoka ez’omulembe ezifuyira amafuta, endowooza eyo esobola okufuula omudumu omutono ogwa ttanka okuddaabiriza ebyuma ebinene.

Enzirukanya y’okusooka okusitula ppampu y’amasannyalaze

Mmotoka ezisinga ez’omulembe eza petulooli ne dizero eza bulijjo zikozesa ppampu y’amasannyalaze eya puleesa entono enywera munda mu ttanka y’amafuta (oba esimbye mu layini ku ggaali y’omukka eya fuleemu) okuliisa amafuta mu maaso okutuuka mu kifo yingini:

  • Key-on priming: Akaseera k'okukyusa ekisumuluzo ekirabika mu kifo kya "On" oba "Accessory/Run", oba okunyiga switch ya start-button omulundi gumu nga ekigere kyo tekikutte ku buleeki, Engine Control Unit (ECU) ewa amaanyi mu ppampu esitula mu ttanka okumala sekondi 2 ku 5. Kino kissa puleesa ku layini y’amafuta okutuuka ku kilopascals nga 350 ku 450 (pawundi 50 ku 65 buli square inch) era kibooga ennyumba y’omusengejja amafuta wansi wa hood n’omulyango gwa ppampu eya puleesa eya waggulu n’amafuta agacaafu okuva wansi mu ttanka.
  • Door-open wake-up priming: Mmotoka nnyingi ez’omu Bulaaya ne North America ezikeeredde (omuli Volkswagen, Audi, BMW, Mercedes-Benz, Ford, ne Stellantis models) zizuukusa modulo efuga omubiri ne zikola pre-prime cycle ku ppampu y’amafuta eya puleesa entono mu kaseera k’osumulula mmotoka n’ekisumuluzo oba okuggulawo oluggi lwa ddereeva ng’emmotoka emaze okutuula okumala eddakiika ntono.
  • Okwegendereza okumpi nga tolina kisumuluzo: Singa mmotoka yo ekozesa okuyingira nga tolina kisumuluzo n’okukoleeza bbaatuuni, leka oluggi lwa ddereeva nga luggule ng’oli ku ppampu oba teeka ekisumuluzo ekigezi waakiri mita 6 (fuuti 20) okuva ku mmotoka mmotoka ereme kuzuukusa byuma byayo emirundi mingi ng’olinda loole esika.

Okugeraageranya embeera z’okussa amafuta obubi: obuzibu, makanika, n’obunene bw’okuddaabiriza

Si nsobi zonna ez’okussa amafuta obubi nti zitwala akabi k’ebyuma ke kamu. Ebintu ebirabika mu mafuta, engeri ensingo gy’ejjuzaamu, ne puleesa y’enkola yo ey’okufuyira amafuta bye biraga ekibaawo munda mu yingini.

Ensonga y'okuyingiza amafuta obubi Engeri Kyangu Okubaawo Enkosa y’ebyuma ku nkola y’amafuta Obubonero Obumanyiddwa singa Bavugibwa Ekyetaagisa Okutereeza (Ignition Teyakoleezebwako) . Ekyetaagisa Okutereeza (Yingini Etandikiddwa n’Evugibwa) .
Petulooli (Petrol) mu mmotoka ya Dizero Ya bulijjo nnyo. Entuuyo ya petulooli eya bulijjo etaliimu musulo epimibwa mmita 21 (yinsi 13/16) mu buwanvu era eyingira mangu munda mu bulago obujjuza dizero obuweza milimita 24 (yinsi 15/16). Ngi. Petulooli kizimbulukusa ekiggyawo firimu y’okusiiga munda mu ppampu ya puleesa eya waggulu eya common-rail ekola ku sipiidi ya kPa 150,000 ku 250,000 (22,000 okutuuka ku 36,000 psi), ekivaako okukuba obubonero ku kyuma ku kyuma n’okusindika fayiro z’ebyuma ebitonotono mu bifo ebikuba empiso. Okukoona kwa dizero okw’ekyuma okw’amaanyi, okufiirwa amaanyi, okukulukuta, omukka omuddugavu, glow plug eyaka oba ettaala eraga yingini eya check, ne kigobererwa okuyimirira mu bwangu mu kiromita emu ku munaana (mayiro 0.5 ku 5). Ggyayo ddala mu ttanka y’amafuta, fuumuula screen ya pickup eya puleesa entono, ddamu ojjuze dizero omuggya, era osseeko n’ekyuma ekifuuwa amafuta. Ttanka ne layini zifulumya amazzi, zzaawo ebisengejja amafuta byonna, kebera vvaalu epima ppampu eya puleesa ey’amaanyi oba temuli bifunfugu by’ebyuma; singa fayiro zibaawo, zzaawo ppampu ya puleesa eya waggulu, eggaali y’omukka n’empiso.
Dizero mu mmotoka ya Gasoline (Petrol) Ebitono ennyo. Entuuyo za dizero ezisinga ez’omulembe zigazi okusinga ensingo ezijjuza ezitali za musulo, n’olwekyo kino kitera okubaawo ng’oyiwa okuva mu kibbo ky’amafuta ekikwatibwako oba ng’okozesa entuuyo enkadde eya siteegi ya saaviisi. Kyomumakati. Dizero mafuta mazito era ga mafuta agatali mangu kufuumuuka ku bbugumu erya bulijjo era nga galina ekipimo kya octane ekitono ennyo, ekivaako enfuufu ennene mu silinda, sipeeya ezifuuse encaafu, n’okufuuwa amafuta, wadde nga gasiiga okusinga okuteeba ppampu z’amafuta. Omukka omunene ogweru oba enzirugavu ogufuluma nga guwunya nnyo amafuta, okukuba obubi ennyo, okwesittala nga sipiidi, n’okuyimirira amangu oba okugaana okuddamu okutandika nga sipeeya zisiigiddwa amafuta. Fulumya ddala ttanka y’amafuta, fuumuula layini y’amafuta, era oddemu okujjuza petulooli omuggya atali musulo. Fulumya ttanka, fuumuula eggaali y’omukka n’empiso, ggyawo n’okwoza oba zzaawo sipeeya ezifuuse amafuta, kebera sensa za oxygen ne catalytic converter, era okyuse woyiro wa yingini singa afukibwa.
DEF (AdBlue) mu Ttanka y'amafuta ga Dizero Kitera okubaawo ng’ekikoofiira kya bbululu ekya DEF filler kisangibwa okumpi ddala n’ekikoofiira kya dizero ekiddugavu munda mu mulyango gw’amafuta, oba ng’oyiwa okuva mu kibbo kya liita 10 (ggaloni 2.5). Kikambwe nnyo. DEF ebitundu 32.5 ku 100 ya urea ow’obulongoofu obw’amaanyi ate ebitundu 67.5 ku 100 ya mazzi agataliimu ayoni. Kizitowa okusinga dizero, kibbira butereevu mu ttanka ya pickup eya wansi, kivunda aloyi za aluminiyamu n’ekikomo, era kikola obutafaali obukalu obweru munda mu mpiso. Amangu ddala okukwata obubi, ettaala eraga nti amazzi mu daasiboodi, rough idle, n’okuyimirira amangu mu sikonda ntono okutuuka ku ddakiika bbiri nga yingini etandise nga urea ow’amazzi omulongoofu ayingidde mu mpiso. Fulumya ttanka yonna, ggyawo era oyonje munda mu ttanka n’amazzi agabuguma agafumbiddwa n’ogobererwa okukala n’okunaabisa dizero omuggya, era okebere modulo y’okusitula ttanka. Okuggya ttanka y’amafuta mu bujjuvu n’okufuumuula eddagala, okukyusa ebisengejja amafuta byonna, eky’okwawula amazzi, ppampu ya puleesa eya waggulu, layini z’amafuta, n’ebikuba empiso singa urea ow’amazzi yasindikibwa okuyita mu nkulungo ya puleesa eya waggulu.
Petulooli oba Dizero mu Ttanka ya DEF (AdBlue) Kibaawo ku siteegi za loole oba siteegi ezirina entuuyo za DEF ennene, oba nga ojjuza amazzi mu kitangaala ekibi. Obulabe bungi eri enkola y’okufulumya omukka, zero risk eri silinda za yingini enkulu. Ne bijiiko bitono ebya petroleum hydrocarbons mu ttanka ya DEF bijja kusaanyaawo ekirungo kya Selective Catalytic Reduction (SCR) catalyst era bizimba ebisiba bya kapiira bya EPDM mu ppampu ya DEF egaba dose. Kebera ettaala ya yingini, obubaka bw'ensobi ya SCR/DEF, omukka omweru ogufuluma nga guliko ammonia omukalu oba akawoowo k'amafuta agookeddwa, n'okutandikawo okukendeeza ku sipiidi oba "obutaddamu kutandika mu kiromita X/mayiro" okubala okudda emabega. Totandika mmotoka kubanga ppampu ya DEF ekola prime nga yingini etandise. Fulumya ttanka ya DEF era onyige emirundi mingi n’amazzi agafumbiddwa oba ekyuma ekiyonja eky’enjawulo ekya DEF. Fulumya amazzi era okyuse ebiziyiza bya ppampu ya DEF, empiso y’eddagala, ne layini ezirimu obucaafu; singa DEF erimu obucaafu bwa hydrocarbon yafuuyirwa mu mugga gw’omukka ogwokya, ekirungo kya SCR kiyinza okwetaaga okukyusibwa.
E85 Flex-Fuel (85% Ethanol) mu mmotoka ya Petulooli etali ya Flex Ya bulijjo ku ppampu ezigaba hoosi za ethanol ezitabuddwamu ebintu bingi ku mabbali ga petulooli owa bulijjo atalina musulo. Obulabe obutono oba obw’ekigero obw’ekiseera ekitono singa bukwatibwa mangu. E85 erina omugerageranyo gw’empewo n’amafuta ogw’ekika kya stoichiometric ogwa 9.8:1 bw’ogeraageranya ne 14.7:1 ku petulooli omulongoofu, ekivaako kompyuta ya yingini eya bulijjo okukola ng’egonvu mu ngeri ey’akabi, era ethanol omungi guvunda layini z’amafuta enkadde ezitali za fluoroelastomer. Ettaala ya yingini ya check eyaka (ebiseera ebisinga enkoodi z’obuzibu bw’okukebera ezitali za maanyi P0171 ne P0174), okutandika mu nnyonta ennyo, okulonzalonza ng’otikka, n’okukendeeza ku mafuta ebitundu 25 ku 30 ku buli 100. Singa ttanka ejjudde E85 ekisukka mu kitundu, fulumya ekitundu kya ttanka era waggulu ogiteekeko petulooli atali wa ethanol oba standard E10 premium gasoline okusobola okukendeeza ku ethanol alimu. Sigala ng’ojjuza ttanka petulooli ow’omutindo ogutaliimu musulo buli kiromita 80 ku 160 (mayiro 50 ku 100) okusobola okukendeeza ku bungi bwa ethanol wansi wa bitundu 15 ku buli 100, era weewale emigugu egy’okusika egya RPM egy’amaanyi oba egy’amaanyi okutuusa ng’efuuse efuuse.

Okumenya mu bujjuvu: petulooli (petulooli) mu yingini ya dizero

Okupampagira petulooli atalina musulo mu mmotoka ya dizero kye kisinga okuvaako embeera ez’amangu ez’amangu ku mabbali g’enguudo mu nsi yonna. Okutegeera lwaki petulooli asaanyaawo yingini za dizero ez’omulembe kikuyamba okusalawo obulungi ne makanika wo.

Lwaki ppampu z’amafuta ga dizero teziyinza kugumira petulooli

Obutafaananako yingini ya petulooli, ekozesa puleesa y’amafuta entono oba enkola z’okufuyira obutereevu ezikoleddwa ku bizimbulukusa ebigonvu, yingini ya dizero ey’omulembe eya common-rail yeesigamye ku ppampu y’amafuta eya puleesa eya waggulu ennyo (nga Bosch CP4, CP3, Delphi, oba Denso unit) enyigiriza amafuta okutuuka ku kilopascals wakati wa 150,000 ne 250,000 (Pawundi 22,000 okutuuka ku 36,000 buli square inch).

  • Dizero kizigo; petulooli kizimbulukusa: Munda mu ppampu ya dizero eya puleesa eya waggulu, ebitundu by’ekyuma ebikaluba ebiyitibwa cam lobes, rollers, ne plungers biseeyeeya ku bikwatagana ku nkumi n’enkumi z’enzitoya buli ddakiika nga tolerances zipimiddwa mu microns emu (ekimu kya ataano eky’obugazi bw’enviiri z’omuntu). Ebintu bino eby’ebyuma eby’omunda tebisiigibwa woyiro wa yingini; zisiigibwa amafuta ga dizero gokka agakulukuta mu ppampu.
  • Okumenya kw’okusiiga ensalo: Petulooli bw’ayingira mu ppampu ya puleesa eya waggulu, eby’obugagga bye eby’ekizimbulukusa binaaza firimu y’amafuta eya dizero esinga okusiiga enzirugavu. Mu sikonda ntono oluvannyuma lw’okudduka ku petulooli omungi, ebiwujjo by’ekyuma n’ebiwujjo bya cam munda mu ppampu bikola okukwatagana kw’ekyuma ekikalu ku kyuma.
  • The "glitter" cascade: Nga enjuyi za ppampu ezitasiigiddwa zisika ku ndala, ziyiwa obukadde n'obukadde bw'ebyuma ebisenya ebyuma ebitonotono (microscopic magnetic and non-magnetic metal shavings) (ebitera okuyitibwa "glitter" oba swarf abakugu ba dizero). Pampu eno esika obutundutundu bw’ebyuma buno ku kilopascals 200,000 butereevu okuyita mu ffilta y’amafuta n’eyingira mu common rail, piezo oba solenoid fuel injectors, ne layini ezizza amafuta, n’esindika ebisasiro by’ebyuma ebicaafu okutuukira ddala mu ttanka y’amafuta enkulu.
  • Combustion chamber pre-ignition: Ng’oggyeeko okwambala kwa pampu, petulooli alina ekipimo kya cetane ekitono ennyo (obutayagala kukwata muliro wansi w’okunyigirizibwa kwokka) naye nga akyukakyuka nnyo. Mu ssiringi ya dizero ey’okunyigirizibwa okw’amaanyi (mu ngeri entuufu omugerageranyo gw’okunyigirizibwa 15:1 ku 18:1), petulooli afuumuuka nga tegunnatuuka n’atulika mu ngeri etaali ya kyenkanyi, ekivaako engule ya pisitoni okubuguma ennyo, ensonga ya glow plug okwonooneka, n’okukoona okw’amaanyi okw’ekyuma.

Watya singa mu ttanka ya dizero ossaamu akawoowo akatono aka petulooli?

Baddereeva batera okubuuza oba okugattako liita emu oba bbiri (ggaloni 0.25 ku 0.5) eza petulooli nga tebannategeera nsobi yaabwe n’okujjuza ttanka ya liita 70 (ggaloni 18.5) esigaddewo dizero tekirina bulabe bwonna okuvuga.

Warning

Mu mmotoka ez’omulembe eza Euro 5, Euro 6, ne North American Tier 2/Tier 3 eza dizero eza bulijjo ezikolebwa oluvannyuma lwa 2007, abakola mmotoka n’abagaba empiso y’amafuta (nga mw’otwalidde ne Bosch, Delphi, ne Continental) bawa amagezi obutavuga nga olina omuwendo gwonna gwa petulooli mu ttanka. Dizero enkadde ez’emyaka gya 1980 ne 1990 ez’ebyuma ezikozesa empiso ezitali butereevu zaali zisobola okugumira petulooli ebitundu 5 ku buli 100 mu kiseera eky’obutiti, naye ppampu ez’omulembe ezikozesa eggaali y’omukka eza puleesa ennene zisobola okulumwa ensalo-okusiiga okuva ku wadde nga petulooli afuuse ebitundu 1 ku 2 ku buli 100, era akamogo konna aka petulooli akazuuliddwa mu sampuli y’amafuta kajja kusazaamu mangu ggaranti y’amaanyi g’emmotoka yo.

Okumenya mu bujjuvu: dizero mu yingini ya petulooli (petulooli).

Okuteeka amafuta ga dizero mu mmotoka ya petulooli kizibu nnyo okukikola mu butanwa ku siteegi ey’omulembe kubanga entuuyo ya pampu ya dizero eya bulijjo erina obuwanvu obw’ebweru obwa milimita nga 24 (yinsi 15/16), so nga ekipande ekiziyiza ensingo ekijjuza petulooli ekitali kya musulo kipima nga milimita 21.5 (yinsi 27/32). Kyokka, kikyaliwo buli kiseera nga baddereeva bakaka entuuyo ku 'spring flap', nga bakozesa ppampu enkadde ez’omu byalo, oba okuyiwa amafuta okuva mu jerrycan etambuzibwa etaliiko kabonero.

Ekibaawo munda mu yingini ya petulooli nga dizero ayingidde

  • Okusengeka density mu ttanka: Amafuta ga dizero ga denso era gazitowa okusinga petulooli (nga kkiro 0.83 ku 0.85 buli liita ku dizero okusinziira ku kkiro 0.71 ku 0.77 buli liita ku petulooli). Bw’oyiwa dizero mu ttanka ya petulooli, abbira mangu wansi mu ttanka wennyini w’etudde ekyuma ekisekula ppampu y’amafuta.
  • Okulemererwa okufuumuuka n’okufuuka sipeeya: Yingini za petulooli zeesigamye ku mafuta agawunya agafuumuuka ne gafuuka enfuufu ennungi etabula n’empewo ne gakwata bulungi sipeeya bw’ekutte omuliro. Dizero woyiro muzito eyeetaaga ebbugumu ery’amaanyi ery’okunyigirizibwa okusobola okukwata omuliro. Bwe bafuuyira mu ssiringi ya petulooli etali ya kunyigirizibwa kitono (9:1 okutuuka ku 11:1), amatondo ga dizero galemererwa okufuumuuka ddala. Zisiiga obusannyalazo bwa sipeeya mu firimu ya kaboni ennyogovu era erimu amafuta ekendeeza ku sipeeya w’amasannyalaze.
  • Okubwatuka (okukoona) okuva mu octane omutono: Wadde nga dizero alina ekipimo kya cetane ekinene, ekipimo kyayo ekya octane kiri wansi nnyo (around 15 to 25 RON, bw’ogeraageranya ne 87 ku 98 ku petulooli). Omukka gwa dizero gwonna oguyingira mu ssiringi ya petulooli ebuguma gweyokya nnyo nga sipeeya tannakwata muliro, ekivaako okukonkona okw’amaanyi nga tennakwata omuliro.
  • Catalytic converter thermal overload: Olw’okuba ekitundu ekinene ekya woyiro wa dizero omuzito kiyita mu ssiringi za petulooli nga teyokeddwa, dizero ow’amazzi amabisi akulukutira butereevu okuva mu vvaalu z’omukka n’ayingira mu catalytic converter eyokya ey’engeri ssatu. Munda mu kisenge ky’enjuki ekiyitibwa catalytic converter honeycomb, amafuta gano amabisi gaayokya ku bbugumu erisukkiridde, ne gayiwa omukka omweru omunene era oguwunya obubi okuva mu payipu y’omukira era nga gayinza okusaanuuka oba okwatika ekintu ekiyitibwa ceramic catalyst substrate.

Okumenya mu bujjuvu: DEF (AdBlue) obucaafu mu mbeera ez’amangu

Okuva enkola ya Selective Catalytic Reduction (SCR) eya Selective Catalytic Reduction (SCR) lwe yatandikibwawo mu nsi yonna ku mmotoka za dizero, pikipiki, kabangali, ne motorhome, okusalasala mu butanwa wakati wa Diesel Exhaust Fluid (DEF, akatale nga AdBlue mu Bulaaya, Australia, ne Asia) n’amafuta ga dizero kifuuse emu ku nsobi ezisinga okuba ez’ebbeeyi ku nguudo.

Ensonga A: Wayiwa DEF mu ttanka yo enkulu ey’amafuta ga dizero

  1. Tokoleeza ignition mu mbeera yonna: DEF erimu ebitundu 32.5 ku 100 ebya urea asaanuuse mu mazzi amayonjo agataliimu ayoni ebitundu 67.5 ku 100, nga buli liita erimu density nga kkiro 1.09. Olw’okuba ezitowa nnyo okusinga amafuta ga dizero (kkiro 0.83 buli liita), DEF tetabula na dizero; enywera butereevu ku kifo ekisinga wansi mu ttanka y’amafuta okwetooloola ssokisi y’okusitula amafuta.
  2. Tegeera lwaki ebyuma ebyawula amazzi tebisobola kutaasa yingini: Wadde mmotoka za dizero zirina ebbakuli eyawula amazzi mu mafuta munda mu ffilta y’amafuta esookerwako, eky’okwawula ekyo kikoleddwa okutega mililita ntono zokka ez’obuziba, so si liita za urea ow’amazzi. Ekyuma eky’amazzi bwe kimala okujjula mu sikonda ntono, ekisengejjo ekirongoofu ekya urea-amazzi kiwalirizibwa butereevu mu ppampu y’amafuta eya puleesa eya waggulu ne mu bifo ebikuba empiso.
  3. Okufuuka ekiristaayo n’okukulukuta: Amangu ddala nga DEF ekwatagana n’ebitundu bya yingini ebibuguma oba ng’etudde munda mu bifo eby’amafuta ebituufu, amazzi gafuumuuka ne galekawo obutafaali bwa urea obweru obukaluba ng’olwazi obuziba mu mubiri pintles z’empiso ne vvaalu za mita, ate nga gakulukuta mangu ebitundu bya aluminiyamu, ekikomo, ekikomo, n’ebitali bya kyuma ekitali kizimbulukuse.
  4. Bw’oba ​​tokyusizza kisumuluzo: Omukugu mu by’amafuta atambula oba edduuka eriddaabiriza amafuta asobola okusuula oba okusiikuula ttanka y’amafuta, n’afulumya layeri eya wansi eya DEF ne dizero, n’afuumuula bulungi ttanka olwo ziro white crystal residue n’asigaza, n’addamu okujjuza dizero omuggya.
  5. Bw’oba ​​otandise yingini n’eyimirira: Emmotoka erina okusimbulwa okugenda mu kifo we baddaabiriza dizero. Kumpi mu mbeera zonna DEF gy’ebadde etambula ng’eyise ku ffilta enkulu mu ppampu ya puleesa eya waggulu n’empiso, enkola yonna ey’okufuyira amafuta erina okusasika, okuyonjebwa oba okukyusibwa mu ngeri ey’amaloboozi amangi, n’okufuumuulwa.

Ensonga B: Wayiwa amafuta ga dizero oba petulooli mu ttanka yo eya DEF (AdBlue).

  1. Kuuma yingini ng’ezibye: Pampu ya DEF egaba dose efugirwa amasannyalaze era ekola puleesa ku layini ya DEF yokka nga yingini etandikiddwa ate nga sensa y’ebbugumu ly’omukka etuuse ku mutindo gw’okukola. Bw’oba ​​tonnatandika yingini, dizero oba petulooli atengejja awatali bulabe waggulu ku DEF enzito munda mu tterekero lya DEF erya pulasitiika.
  2. Lwaki obucaafu bwa hydrocarbon kwonoona enkola ya SCR: Hoosi z’enkola ya DEF, ppampu za diaphragm, ne seals bikolebwa okuva mu kapiira ka ethylene propylene diene monomer (EPDM) n’obuveera obw’enjawulo obukoleddwa yinginiya okugumira alkaline urea, so si petroleum. Petroleum hydrocarbons zireetera EPDM rubber seals okuzimba, okugonvuwa, n’okusasika amangu. Okugatta ku ekyo, singa empiso efuuyira dizero oba petulooli mu ttoffaali erya selective catalytic reduction (SCR), amafuta gakwata ku ngulu w’ekirungo ekiziyiza amafuta ne gasaanyaawo ekizigo ky’ekyuma eky’omuwendo.
  3. Okutereeza obulungi: Emmotoka esimbulwe oba ekoleddwaako saaviisi mu kifo okusobola okufulumya amazzi gonna mu tterekero lya DEF. Olw’okuba dizero etengejja waggulu ku DEF, okuggulawo pulagi y’amazzi agakulukuta wansi kisika woyiro wansi okuyita mu bisenge eby’omunda ne sensa z’okutereeza ttanka; omukugu alina okunaaba munda mu ttanka ya DEF n’ekirungo eky’enjawulo eky’amazzi oba amazzi agafumbiddwa okutuusa nga zero rainbow oil sheen esigadde nga tannaddamu kujjuza na ISO 22241 certified DEF.

Step-by-step protocol singa oba wavuga dda ate nga mmotoka esimbye

Sometimes drivers do not realize they pumped the wrong fuel at the station. Instead, they get back on the road and 1 to 5 kilometers (0.5 to 3 miles) later, the engine begins bucking, knocking loudly, billowing smoke, and losing speed as the pure fuel that was sitting in the fuel lines before the fill-up is consumed and the new contaminated mixture reaches the injectors.

flowchart TD
    Symptom["Engine Knocking, Smoking, or Losing Power After Refueling"] --> Signal["Turn On Hazard Lights and Signal Toward Roadside Shoulder"]
    Signal --> Coast["Keep Car in Gear or Neutral to Coast Out of Live Traffic Lanes"]
    Coast --> Stop["Bring Vehicle to Complete Stop on Safe Shoulder or Parking Lot"]
    Stop --> ShutOff["Shut Off Engine Immediately and Do Not Attempt to Restart"]
    ShutOff --> Evacuate["If on a High-Speed Highway, Exit Away from Traffic Behind Guardrail"]
    Evacuate --> CheckReceipt["Check Fuel Station Receipt in Wallet or App to Confirm Misfuel"]
  1. Prioritize collision avoidance over engine preservation for the next 10 seconds: If you are in the fast lane of a busy highway when the engine begins sputtering, do not turn off the ignition key while moving at speed, because shutting off the engine disables power steering and vacuum power brakes. Immediately turn on your hazard warning flashers, check your mirrors, and steer smoothly across traffic onto the right shoulder (or left shoulder in left-hand-drive countries like the United Kingdom, Australia, and Japan) while the car still has momentum.
  2. Stop completely and shut off the engine immediately: The instant the wheels stop on a safe shoulder or exit ramp, shift into Park (or first gear with the handbrake engaged) and turn the engine completely off.
  3. Never crank the starter motor again to "see if it clears up": Every revolution of the starter motor turns the high-pressure fuel pump another cycle without lubrication. If a diesel engine stalls from gasoline contamination, cranking it repeatedly for 30 seconds on the shoulder is often the exact action that pushes a recoverable fuel pump past the point of catastrophic metal failure.
  4. Move passengers to safety: If you are stranded on the shoulder of a high-speed motorway or interstate, have all passengers exit the vehicle through the doors facing away from traffic and stand well behind the roadside guardrail or up the embankment. If your vehicle is stuck in a live travel lane and cannot be pushed out of danger, call your local emergency number (911 in the United States and Canada, 112 across the European Union, 999 in the United Kingdom) or check our ennamba z’amangu directory so highway patrol can set up a flare or arrow-board buffer behind you.

Mobile fuel drain services vs dealership repairs: protecting your wallet

Once your vehicle is safely stopped with the ignition off, you have two main options for fixing the problem: calling a specialized mobile fuel drainage van to come to your location, or having a tow truck transport your vehicle to a local independent repair shop or franchised dealership.

When a mobile fuel drain service is the best choice

Mu Bungereza.

  • Engeri okuggyamu amafuta ku ssimu gye kukola: Omukugu ayunga ppampu y’okuggyamu empewo etali ya bulabe mu butonde, etabwatuka ne waya essa ku ttaka ku ttanka y’amafuta y’emmotoka yo oba ku mwalo gw’okugezesa wansi wa hood ogwa puleesa entono. Bafulumya ebitundu 100 ku 100 eby’omutabula gw’amafuta agacaafu ne babiteeka mu kidomola ekissiddwaako kasasiro ow’obulabe munda mu kabangali yaabwe, ne bafuuwa ttanka ne liita z’amafuta amayonjo ntono, ne bakuba ppampu ezinaaza ebweru, bassaamu ekyuma ekisengejja amafuta n’amafuta amapya n’ekirungo ekigatta amafuta amangi, ne bakakasa nti yingini etandika era n’ekola bulungi.
  • Enkizo mu budde n’omuwendo: Bw’oba tewakola yingini okutuusa ng’ebyuma bigudde, ekyuma ekifulumya amafuta ku ssimu kitera okutwala eddakiika 45 ku 60 ku ssundiro ly’amafuta era kigula akatundu k’okuddaabiriza mu diiru (emirundi mingi 200 ku 450 USD oba 150 ku 300 GBP, nga kw’otadde n’ebisale by’okusuula amafuta agacaafu ne liita 10 ez’amafuta amabisi amafuta).

Engeri y’okukakasa oba quote ya diiru ey’okukyusa enkola y’amafuta mu bujjuvu eri mu mateeka

Singa osika mmotoka ya dizero etali nnungi n'ogitwala mu diiru enkulu eya frankisa, abawabuzi ku mpeereza batera okujuliza "okukyusa enkola y'amafuta mu bujjuvu" mu ngeri ey'otoma (ttanka empya ey'amafuta, ppampu esitula, ppampu ya puleesa eya waggulu, eggaali y'omukka, layini ezidda, n'empiso zonna ennya, mukaaga, oba munaana eza piezo) nga zonna awamu zigula 6,000 okutuuka ku 15,000 USD (5,000 okutuuka ku 12,000 GBP), ne bwe kiba nti yingini tetandikibwako oba ng’ekola okumala sekondi ntono zokka.

Kozesa olukalala luno olw’okukebera okukakasa okuzuula obulwadde nga tonnakkiriza nkumi na nkumi za ddoola mu kukyusa ebitundu:

  • Bw’oba tokoleezangako ignition oba okutandika yingini: Pampu y’amafuta eya puleesa eya waggulu tekyukangako wadde omulundi gumu. Zero metal shavings zisobola okubaawo mu circuit ya puleesa eya waggulu. Gaana nnyo quote yonna okukyusa ppampu oba empiso za puleesa eya waggulu; lagira edduuka okukola okufulumya amazzi mu ttanka n’okusengejja n’okufuuwa amazzi gokka, oba mmotoka bagisimbulwe eri omukugu mu dizero eyeetongodde.
  • Singa yingini yatandikibwa, saba osooke olabe okukebera kwa ffilta y’amafuta ne vvaalu ya ppampu: Nga tonnakyusa mpiso ne ppampu, omukugu mu by’amafuta aggyawo ekyuma ekisengejja amafuta ekisookerwako n’aggulawo vvaalu y’okupima amafuta (Volume Control Valve / FCA) waggulu ku ppampu y’amafuta eya puleesa eya waggulu. Bakebera ebisenge bya ffilta ne ssirini ya vvaalu wansi w'ekitangaala ekitangaavu era nga balina magineeti okulaba oba temuli biwujjo bya kyuma ebimasamasa ("glitter").
  • Singa zero metal shavings zibeerawo mu filter oba metering valve: Pampu ya puleesa eya waggulu teyafuna obubonero nga yingini tennaggalawo. Okuddaabiriza okutuufu kwe kufulumya ttanka ne layini mu bujjuvu, okukyusa ebyuma ebisengejja amafuta ebisookerwako n’eby’okubiri, okulongoosa eggaali y’omukka, n’okuddamu okujjuza dizero omuggya nga kwogasse n’ekyuma ekirongoosa amafuta.
  • If metallic glitter is visible on the metering valve screen or in the filter bowl: The high-pressure pump has suffered internal metal-on-metal wear and contaminated the system. In this case, replacing the high-pressure pump, injectors, rails, and filters (and ultrasonically cleaning the tank) is genuinely required, because leaving even a few microscopic steel filings in the rail will destroy the new injectors within a week.

Note

Check your auto insurance policy and roadside assistance membership before paying out of pocket. In some countries, comprehensive auto insurance policies cover accidental misfueling damage (either under standard accidental damage clauses or a misfueling add-on), though filing a claim when you only need a 300 USD tank drain may not be worth losing your no-claims bonus or paying a higher deductible. Standard roadside assistance plans typically cover towing after misfueling, while premium plans in some regions include mobile fuel drainage.

How to prevent misfueling in the future

Misfueling happens most often when you are driving an unfamiliar rental car, switching between a diesel work van and a gasoline family car, refueling while exhausted or distracted, or encountering unfamiliar pump handle colors in another country.

Never rely on pump handle colors across borders

One of the most common causes of cross-border misfueling is assuming that green and black fuel nozzles mean the same thing everywhere in the world:

  • In the United States: Green pump handles and hoses almost universally dispense diesel fuel, while black (or yellow/red/blue depending on the brand) handles dispense unleaded gasoline. (Wait: in some US stations, BP uses green branding on gasoline pumps, which traps thousands of diesel drivers every year).
  • In the United Kingdom and across the European Union: The exact opposite color code applies. Green pump handles universally dispense unleaded gasoline (petrol / Eurosuper 95 or E10), while black pump handles dispense diesel (Gasoil / الغازوال / Gasóleo / Diesel).
  • Always read the chemical label and fuel code on the nozzle: Inside the European Union and the United Kingdom, every pump nozzle and vehicle fuel door carries standardized geometric fuel labels: a circle (E5, . E10, . E85) always indicates gasoline/ethanol, and a square (B7, . B10, . XTL) always indicates diesel.

Mechanical misfuel prevention devices

If you drive a diesel car that does not have a factory misfuel-inhibitor flap inside the filler neck, you can install an aftermarket mechanical misfuel prevention device (such as a SoloDiesel or Fuelangel replacement cap). These mechanical collars thread or lock into your diesel filler neck and use spring-loaded sizing latches that only unlock when pressed simultaneously by a wider 24-millimeter (15/16 inch) diesel nozzle, physically blocking a narrower 21-millimeter (13/16 inch) unleaded gasoline nozzle from entering the tank.

Ebibuuzo ebitera okubuuzibwa

Can I just top up my diesel tank to the brim with diesel if I accidentally pumped a few liters of gasoline?

If your vehicle is an older pre-2000 mechanical diesel with an inline or rotary injection pump, diluting a very small splash of gasoline (under 3 to 5 percent of total tank volume) by filling the rest of the tank to the top with diesel and adding a two-stroke oil or diesel lubricity additive was historically survivable. However, on any modern common-rail diesel vehicle built in the last twenty years, you should never top up and drive if you added more than a tiny splash of gasoline, because modern high-pressure pumps operate at up to 250,000 kilopascals (36,000 psi) and can suffer fatal metal-on-metal scoring from even mild solvent dilution. Drain the tank before starting the engine.

What happens if I put premium higher-octane gasoline into a car that only requires regular 87-octane unleaded, or vice versa?

Putting premium high-octane gasoline (such as 91 or 93 AKI in North America, or 98 RON in Europe) into a standard car designed for regular unleaded is completely harmless and requires zero emergency action; you simply paid slightly more per liter than necessary. Conversely, if you accidentally pump one tank of regular unleaded gasoline into a high-performance or turbocharged car that requires premium unleaded, do not panic and do not drain the tank: modern engines have electronic knock sensors that automatically retard ignition timing to protect the engine. Simply drive gently, avoid heavy acceleration or high speeds, and top up the tank with premium high-octane fuel as soon as you burn off a quarter to a half tank.

How can I shift an automatic car into Neutral to push it away from the pump without turning on the ignition?

Most vehicles with a mechanical console gear selector have a hidden shift-lock override slot located next to the shifter under a tiny plastic cover. By prying off the small cover with a flat key or screwdriver and pressing down inside the slot, you mechanically release the parking pawl lock and can move the lever from Park to Neutral without turning on the ignition electronics. However, many modern vehicles with electronic rotary dials, push-button shifters, or shift-by-wire stalks cannot be shifted into Neutral without powering on the vehicle; on those cars, leave the vehicle in Park at the pump, place cones behind it, and wait for the mobile fuel drain van or a tow truck equipped with wheel dollies.

Where does the mobile fuel drain technician dispose of the contaminated fuel mixture they pump out of my tank?

Certified mobile misfuel recovery vans pump the mixed gasoline-and-diesel blend (known in the industry as "cross-over fuel" or "slops") into an onboard UN/DOT-approved hazardous liquid containment tank. Because mixed petrol and diesel has an unpredictable flash point and cannot be used safely in road vehicles or home heating systems, the technician transports it to a licensed hazardous waste refining facility where it is industrially separated via fractional distillation or blended into regulated industrial furnace fuels.

Will putting the wrong fuel in a rental car void the collision damage waiver (CDW) I bought at the rental counter?

Yes, in almost all standard rental car agreements worldwide, accidental misfueling is classified as "driver negligence" or "mechanical abuse" rather than a collision, meaning basic Collision Damage Waiver (CDW) or Loss Damage Waiver (LDW) does not cover it. However, if you notice the mistake at the pump and call a private mobile fuel drain service yourself to drain the tank and refill it with the correct fuel before starting the engine, the car suffers zero damage and you avoid the hefty administrative penalties and inflated repair bills charged by rental agencies.

Does adding engine oil or two-stroke oil to a misfueled diesel tank make it safe to drive?

No. An old roadside myth suggests that pouring a bottle of two-stroke motorcycle oil or motor oil into a diesel tank contaminated with gasoline restores enough lubricity to drive the tank dry. On modern common-rail diesel vehicles equipped with Diesel Particulate Filters (DPF) and piezo injectors, burning heavy motor oil contaminates the DPF with incombustible sulfated ash, fouls injector nozzle tips, and still fails to change the dangerous low cetane rating and rapid flame front of the gasoline in the cylinders. Always drain the contaminated fuel rather than trying to mask it with oil.

Ensonda zeekebeddwa

  • American Automobile Association (AAA, United States): Misfueling Prevention, Diesel-in-Gasoline vs Gasoline-in-Diesel Mechanical Guidance, and Roadside Recovery Protocols.
  • The Automobile Association and Royal Automobile Club (AA / RAC, United Kingdom): Wrong Fuel in Car (Petrol in Diesel and AdBlue Contamination) Technical Field Data and Mobile Fuel Drain Standards.
  • Allgemeiner Deutscher Automobil-Club (ADAC, Germany): Falsch getankt: Was tun bei Benzin im Dieseltank oder Diesel im Benziner (Technical Guidance on High-Pressure Pump Lubrication and E10/B7 EU Labeling).
  • Health and Safety Executive (HSE, United Kingdom): Safe Removal and Storage of Mis-fuelled Petroleum Spirit and Diesel Mixtures at Motor Vehicle Repair Premises.
  • International Organization for Standardization (ISO, International): ISO 22241 Diesel Engines NOx Reduction Agent AUS 32 (DEF/AdBlue) Quality Standards and Hydrocarbon Contamination Limits.
  • National Fire Protection Association (NFPA, United States): NFPA 30 and NFPA 30A Code for Motor Fuel Dispensing Facilities and Safe Handling of Class I Flammable Liquids.

Ebiragiro ebikwatagana nabyo