P048A An Rufe Matsalar Gas Mai Rufewa An Rufe

P048A An Rufe Matsalar Gas Mai Rufewa An Rufe

Bayanan Bayani na OBD-II

Bawul ɗin sarrafa matsin lamba na iskar Gas An makale a rufe

Mene ne wannan yake nufi?

Wannan lambar rikitarwa ce ta rikitarwa (DTC) kuma galibi ana amfani da ita ga motocin da aka sanye da tsarin OBD-II. Wannan yana iya haɗawa, amma ba'a iyakance shi ba, Dodge, Honda, Chevy, Ford, VW, da dai sauransu Duk da yanayin gabaɗaya, ainihin matakan gyara na iya bambanta dangane da shekarar ƙirar, ƙirar, ƙirar da tsarin watsawa.

Lambar da aka adana ta P048A tana nufin tsarin sarrafa wutar lantarki (PCM) ya gano ɓarna a cikin ɗayan bawul ɗin sarrafa matsin lamba (mai kayyadewa). Valve "A" yawanci yana nuna cewa matsalar tana cikin toshe injin wanda ya ƙunshi silinda # 1, amma kayayyaki sun bambanta daga masu ƙira zuwa masu ƙira. A wannan yanayin, bawul ɗin yana bayyana a makale a cikin rufaffiyar wuri.

Ana amfani da masu sarrafa matsin lamba (wanda kuma ake kira matsin baya) a cikin injin turbocharged da injin dizal. Bawul ɗin sarrafa matsin lamba na baya yana aiki iri ɗaya kamar na maƙura. Yana amfani da farantin sarrafawa na lantarki don iyakance kwararar iskar gas kamar yadda PCM ta ƙaddara. Hakanan akwai mai sarrafa siginar matsin lamba na baya da firikwensin matsayi da / ko firikwensin matsin lamba.

Ana amfani da ƙara yawan iskar gas ɗin baya don ƙara yawan zafin jiki na injin da injin injin da sauri. Wannan na iya taimakawa musamman a yanayin sanyi sosai.

Wannan shine cikakken bayyani na yadda ake aiki da bawul ɗin matsin lamba. Bincika takamaiman abin hawa da ake tambaya kafin yin kowane zato. Lokacin da PCM ta gano cewa zafin zafin iska mai sanyi yana ƙasa da ƙaramin ƙofar, yana fara bawul ɗin matsin gas ɗin da baya sha kuma yana kula da shi har zafin zafin iska ya koma daidai. Ƙarfafa mai sarrafa matsin lamba na gas yawanci yana faruwa sau ɗaya kawai ta sake zagayowar ƙonewa. An tsara bawul ɗin sarrafa matsin lamba na baya don yin kiliya a cikin cikakken buɗe bayan PCM ta kashe shi.

Idan PCM ta gano cewa mai kula da matsin lamba baya cikin matsayin da ake so, ko kuma idan firikwensin matsin lamba ya nuna cewa ba ta da matsayi, za a adana lambar P048A kuma fitilar mai nuna matsala (MIL) na iya haskakawa.

Menene tsananin wannan DTC?

Tun da matsin lamba na baya zai iya shafar sarrafa yanayi da ayyukan sarrafawa, lambar P048A da aka adana ya kamata a bi da shi da wani matakin gaggawa.

Menene wasu alamomin lambar?

Alamomin P048A DTC na iya haɗawa da:

• An rage ƙarfin injin sosai
• Yawan zafi na injin ko watsawa
• Zazzabi na iya zama ja-zafi bayan tuƙi.
• Sauran Lambobin Matsalar Matsala

Mene ne wasu abubuwan da ke haifar da lambar?

Dalilan wannan lambar P048A na iya haɗawa da:

• M m gas baya matsa lamba iko bawul matsayi haska
• M haska matsa lamba haska
• Bawul ɗin sarrafa iskar gas ɗin yana da lahani
• Buɗewa ko gajere kewaye a cikin wayoyi a cikin ɗaya daga cikin da'irori na bawul ɗin sarrafa matsin lamba.

Menene wasu matakan matsala na P048A?

Binciken lambar P048A zai buƙaci tushen abin hawa abin dogara. Sauran kayan aikin da ake buƙata:

1. Na'urar Bincike
2. Digital Volt / Ohmmeter (DVOM)
3. Infrared thermometer tare da mai nuna laser

Bayan binciken gani na hankali na wayoyin tsarin da masu haɗawa, nemo tashar binciken abin hawa. Haɗa na'urar daukar hotan takardu zuwa tashar jiragen ruwa kuma sami duk lambobin da aka adana kuma daskare bayanan firam. Rubuta wannan bayanin saboda yana iya taimakawa wajen yin ganewar asali.

Yanzu share lambobin kuma gwada fitar da abin hawa don ganin ko P048A ya dawo nan da nan. Idan akwai lambobin zazzabi na iska ko lambobin zazzabi mai sanyaya injiniya, bincika da gyara su kafin yunƙurin gano P048A.

Bincika wasiƙun sabis na fasaha (TSBs) waɗanda suka shafi abin hawa da ake tambaya, lambobin da alamu. Idan kun sami wanda ke aiki, tabbas zai taimaka muku sosai a cikin ganewar ku.

• Idan ba a sami wata matsala ta wayoyi ko masu haɗawa ba, fara da duba siginar ƙarfin wutar lantarki da ake tsammanin a Valve Control Control Valve (tare da DVOM). Kuna iya buƙatar amfani da na'urar daukar hotan takardu don daidaita yanayin farawa mai sanyi da kunna tsarin sa ido na matsa lamba.
• Idan ba a sami siginar wutar lantarki / siginar ƙasa da ta dace ba a cikin mai haɗa bututun mai sarrafa matsin lamba, cire haɗin duk masu kula da haɗin gwiwa kuma yi amfani da DVOM don gwada juriya da ci gaba da kewaye ɗaya. Dole ne a gyara ko musanya sarkokin da ba su cika sharuddan ba.
• Idan an sami madaidaicin ƙarfin lantarki / ƙasa a bawul ɗin sarrafa matsin lamba, bi shawarwarin masana'anta don gwada bawul ɗin sarrafa matsin lamba (ta amfani da DVOM). Idan gwajin matsin lamba bawul ɗin bawul ɗin bai dace da ƙayyadaddun masana'anta ba, ya kamata a maye gurbinsa.
• Idan bawul ɗin sarrafa matsin lamba da madaidaiciya suna da kyau, bincika firikwensin matsin lamba mai sarrafa matsin lamba ko firikwensin matsa lamba (idan ya dace) gwargwadon ƙayyadaddun masana'anta. Sauya abubuwan da ke da lahani idan ya cancanta.

Kuna iya amfani da ma'aunin zafi da sanyin infrared don samun ainihin karatun zafin iskar gas idan babu bayanan na'urar daukar hotan takardu. Wannan na iya zama da amfani wajen tantancewa idan bawul ɗin sarrafa matsin lamba yana aiki da gaske. Hakanan yana iya gano bawul ɗin da ya makale a buɗe ko rufewa.

• A ƙarƙashin wasu yanayi, gurɓataccen mai jujjuyawar mahaifa ko muffler ba zai sa a adana lambar P048A ba.
• Ana amfani da tsarin sa ido na matsin lamba na iskar gas a cikin tsarin turbocharged / supercharged.

Tattaunawar DTC mai dangantaka

• OBD II DTC P048AIna da Toyota Hiace van tare da ƙarar lita 2008 Yuro 3.0 4 shekaru na fitarwa tare da injin turbodiesel 1KD. Matsala mai gudana tare da iskar injin na. Hasken faɗakarwar iskar gas mai haskakawa da hasken gargadin injin yana shigowa kusan nan da nan bayan motar ta bar bita a kowane yanayi. Ana nuna lambar kuskure ... 

Kuna buƙatar ƙarin taimako tare da lambar P048A?

Idan har yanzu kuna buƙatar taimako game da DTC P048A, aika tambaya a cikin sharhin da ke ƙasa wannan labarin.

NOTE. An ba da wannan bayanin don dalilai na bayanai kawai. Ba a yi nufin amfani da shi azaman shawarar gyara ba kuma ba mu da alhakin duk wani mataki da za ku ɗauka a kan kowane abin hawa. Duk bayanan da ke wannan shafin ana kiyaye su ta haƙƙin mallaka.