P0840 Mai watsa ruwa mai karfin firikwensin/canza A kewaye

P0840 - OBD-II Bayanin Fasaha na Lambar Matsala

Sensor Matsalolin Ruwan Watsawa / Canja Wuta "A"

Menene ma'anar lambar kuskure P0840?

Watsawa ta atomatik tana jujjuya ƙarfin jujjuyawar injin zuwa matsa lamba na hydraulic don canza kayan aiki da motsa ku ƙasa kan hanya. Lambar P0840 na iya faruwa saboda rashin daidaituwa tsakanin matsi na hydraulic na ECU da ake buƙata da matsi na ainihi, wanda yawanci ana haɗa shi da firikwensin ruwa mai motsi (TFPS). Wannan matsala ce ta gama gari ga kamfanoni da yawa, gami da Nissan, Dodge, Chrysler, Honda, Chevrolet, GMC, Toyota da sauransu. Matakan gyare-gyare na iya bambanta dangane da masana'anta da nau'in firikwensin TFPS. Lambobin da ke da alaƙa da matsa lamba na watsawa sun haɗa da P0841, P0842, P0843, da P0844.

Dalili mai yiwuwa

Dalilan kafa lambar P0840 sun haɗa da:

• Buɗe kewayawa a cikin da'irar sigina zuwa firikwensin TFPS
• Short zuwa ƙarfin lantarki a cikin da'irar siginar firikwensin TFPS
• Short zuwa ƙasa a cikin da'irar siginar TFPS
• Na'urar firikwensin TFPS mara kyau
• Matsala ta ciki tare da watsawar hannu
• Rashin watsa ruwa
• gurbataccen ruwa/tace
• Wayoyin da suka lalace/lalatattun masu haɗawa
• Ruwan watsawa
• Matsalolin tsarin sarrafawa (TCM).
• Rashin watsawa na ciki
• Matsalolin jikin bawul.

Menene alamun lambar kuskure? P0840?

Dalilan kafa lambar P0840 sun haɗa da:

• Buɗe kewayawa a cikin da'irar sigina zuwa firikwensin TFPS
• Short zuwa ƙarfin lantarki a cikin da'irar siginar firikwensin TFPS
• Short zuwa ƙasa a cikin da'irar siginar TFPS
• Na'urar firikwensin TFPS mara kyau
• Matsala ta ciki tare da watsawar hannu
• Rashin watsa ruwa
• gurbataccen ruwa/tace
• Wayoyin da suka lalace/lalatattun masu haɗawa
• Ruwan watsawa
• Matsalolin tsarin sarrafawa (TCM).
• Rashin watsawa na ciki
• Matsalolin jikin bawul.

Yadda ake gano lambar kuskure P0840?

Yanke lambar P0840 na iya zama ƙalubale. Lokacin da wannan kuskure ya bayyana, ana iya samun matsaloli tare da wayoyi, firikwensin TFPS, TCM, ko ma matsalolin watsawa na ciki. Ana ba da shawarar farawa ta hanyar duba Bulletin Sabis na Fasaha (TSBs) da yin duban gani na mai haɗin TFPS da wayoyi. Don ganowa, zaku iya amfani da voltmeter na dijital (DVOM) da ohmmeter. Idan an sami wasu laifuffuka, yakamata a maye gurbin abubuwan da suka dace kuma an tsara raka'a PCM/TCM don abin hawan ku. Idan ana shakka, yana da kyau a tuntuɓi ƙwararren likitan gano motoci.

Kurakurai na bincike

Lokacin bincika lambar P0840, kurakuran gama gari na iya haɗawa da:

1. Rashin isassun bincike na bulletin sabis na fasaha (TSBs) don sanannun batutuwa da gyare-gyare masu alaƙa da wannan lambar.
2. Rashin cikawa ko rashin ƙarancin dubawa na wayoyi da masu haɗin kai wanda ke kaiwa ga firikwensin ruwa mai watsawa (TFPS).
3. Fassara mara kyau na sakamakon bincike, musamman game da ƙayyadaddun ƙira don juriya da ƙarfin lantarki.
4. Rashin bincika matsalolin watsawa na ciki kamar zubewa, toshewar matsa lamba ko matsalolin jikin bawul.
5. Yin watsi da tsarawa da kyau ko daidaita PCM/TCM bayan maye gurbin abubuwan da aka gyara.

Ganin wahalar gano wannan matsala, ana ba da shawarar cewa ka tuntuɓi ƙwararren masani ko kantin gyaran mota don ingantacciyar ganewar asali da gyara.

Yaya girman lambar kuskure? P0840?

Lambar matsala P0840 tana nuna matsala a cikin tsarin sarrafa watsawa da ke da alaƙa da na'urar firikwensin ruwa mai watsawa. Dangane da takamaiman dalili da yanayin amfani da abin hawa, tsananin wannan lambar na iya bambanta. Wasu sakamako masu yuwuwa na iya haɗawa da canjin kayan aiki da ba a saba gani ba, ƙara yawan amfani da mai, ko wasu matsalolin watsawa.

Yana da mahimmanci a kula da alamun bayyanar cututtuka kuma fara ganewar asali da gyarawa nan da nan don kauce wa mummunar matsalar da yiwuwar lalacewa ga watsawa. Ana ba da shawarar tuntuɓar ƙwararren ƙwararren don ƙarin ingantacciyar ganewar asali da magance matsala.

Menene gyara zai taimaka kawar da lambar? P0840?

Ana iya buƙatar gyara masu zuwa don warware lambar P0840:

1. Bincika da maye gurbin lalacewa ko fashe wayoyi a cikin da'irar matsewar ruwa mai motsi (TFPS).
2. Maye gurbin kuskuren na'urar firikwensin ruwa mai watsawa.
3. Dubawa da yin hidimar ruwan watsawa, gami da maye gurbin tacewa da cire gurɓatattun abubuwa.
4. Bincike kuma, idan ya cancanta, maye gurbin tsarin sarrafa watsawa (TCM) ko tsarin sarrafa injin (PCM) idan matsalar tana da alaƙa da su.
5. Bincika da gyara duk wasu matsalolin watsawa na ciki kamar leaks, toshewar matsa lamba ko matsalolin jikin bawul.

Ana ba da shawarar cewa ka tuntuɓi ƙwararren ƙwararren masani ko shagon gyaran mota don ƙarin ingantaccen bincike da aikin gyara da ya dace.

Menene lambar injin P0840 [Jagora mai sauri]

P0840 – Takamaiman bayanai na Brand

Ma'anar lambar P0840 na iya bambanta dangane da ƙira da ƙirar abin hawa. Anan ga wasu ƙayyadaddun ƙayyadaddun ƙira don takamaiman samfuran:

1. Don motocin Ford: P0840 na iya nuna matsala tare da kewayen firikwensin motsin ruwa mai watsawa.
2. Don motocin Toyota: P0840 na iya nuna gazawa a da'irar firikwensin ruwa mai watsawa.
3. Don motocin BMW: P0840 na iya nuna kuskure ko matsalar sigina tare da firikwensin ruwan watsawa.
4. Don motocin Chevrolet: P0840 na iya nuna matsala tare da da'irar sarrafa matsewar ruwa.

Ganin bambance-bambance tsakanin kera da ƙira, ana ba da shawarar cewa ku tuntuɓi takamaiman littafin jagorar mai abin hawan ku ko littafin gyara don ƙarin ingantattun bayanai.