[車(chē)輛交通類(lèi)論文精品]淺談汽車(chē)電控點(diǎn)火系統(tǒng)的分類(lèi)與檢修

畢業(yè)論文A1A2淺談汽車(chē)電控點(diǎn)火系統(tǒng)的分類(lèi)與檢修A3A4汽車(chē)檢測(cè)與維修A5A6A7A8A9A0A10A11二0一一年11摘要A13A12A14A15A16A17A18A19A20A21A22A23A24A25A26A27A28A29A30A31A32A33A26A34A35A23A33A36A37A38A39A40A41A42A43A44A45A46A39A47A48A49A50A51A24A25A26A52A53A54A55A24A25A34A56A49A26A57A58A59A29A30A31A60A33A26A61A62A63A64A65A66A57A58A59A67A40A41A57A58A23A68A34A35A67A69A70A40A71A26A72A73A57A58A59A66,A55A74A75A26A69A70A40A71A26A72A73A57A58A59A66A76A70A77DFSA78A79A58A80A81A82A83A57A58A59A66A84EFSA78A85A58A62A81A82A83A57A58A59A66A54A86A87A57A58A59A66A30A88A89A26A90A57A84A91A92A45A93A94A42A43A54關(guān)鍵詞汽車(chē)電子元件點(diǎn)火系22目錄A95A96A97A98A99A100A101A102A103A104A105A10611A100A101A102A103A104A107A106412A100A101A102A103A104A108A1094121A100A101A110A1115122A100A101A112A1135123A114A115A1165124A117A115A1165125A118A115A1165126A119A120A121A122A123A124A125A1266127A120A127A1286128A115A129613A119A120A130A131A132A114A133A134A135A136A137A138A139A1406131A119A120A130A131A132A114A1336132A141A131A142A119A143A119A120A130A1316133A144A142A119A143A119A120A130A1317134ECUA145A146A132A119A120A130A1317135A115A147A119A120A130A1318A148A149A150A151A152A119A120A153A154A132A155A156A157A158A15321A119A120A153A154A132A155A156A157A158A1539211A159A137A1609212A153A154A161A16010213A162A163A164A160A155A156A119A120A153A1541122A115A165A166A167A168A119A120A121A122A169A132A155A15613A148A170A150A115A147A119A120A130A131A132A171A162A157A172A173A174A175A176A17731A119A120A130A131A132A178A179A155A1801432A119A120A181A182A166A183A116A155A180A154A132A174A175A176A17714A184A18515A186A18716A188A189A190A1911733第一章汽車(chē)點(diǎn)火系統(tǒng)的功用11、點(diǎn)火系統(tǒng)的作用點(diǎn)火系統(tǒng)是發(fā)動(dòng)機(jī)在任何轉(zhuǎn)速以及不同的負(fù)荷下，均能給點(diǎn)火系提供足量的電壓，使火花塞能夠產(chǎn)生足以點(diǎn)燃汽缸內(nèi)混合氣的火花，讓氣缸內(nèi)的混合氣得到最佳的燃燒效率。點(diǎn)火系的基本裝置包含了電源、點(diǎn)火系統(tǒng)（電瓶）、點(diǎn)火觸發(fā)裝置、點(diǎn)火正時(shí)控制裝置、高壓產(chǎn)生器（點(diǎn)火線圈）、高壓分電裝置、高壓導(dǎo)線以及火花塞。目前的汽車(chē)的點(diǎn)火提前裝置則已經(jīng)改由ECUELECTRONICCONTROLUNIT電腦控制，ECU收集發(fā)動(dòng)機(jī)的轉(zhuǎn)速、進(jìn)氣歧管壓力和溫度或者是空氣流量、節(jié)氣門(mén)位置、蓄電池電壓、水溫、爆震、曲軸位置等信號(hào)，最終計(jì)G12651G1998點(diǎn)火正時(shí)的提前G16294，在由ECU發(fā)G1998點(diǎn)火信號(hào)，G17810到控制點(diǎn)火正時(shí)的目的。G3926下G3282G6164G12046G72612點(diǎn)火系統(tǒng)的組成121點(diǎn)火開(kāi)關(guān)點(diǎn)火G5332G1863是G11004G7481控制G1214G15932電G17347、點(diǎn)火系統(tǒng)的G2033G13435電G17347以及G17227動(dòng)機(jī)44G13499電器電G17347的G5332G994G19393的。122點(diǎn)火線圈點(diǎn)火線圈G11468G5415G1122G6117G1216G5132G16840的G14270G13818G2476壓器，G4439是G11004G7481G4570蓄電池（發(fā)動(dòng)機(jī)G5049G1328時(shí)是發(fā)電機(jī)）的供給的G20G21G57、G21G23G57的G1314壓G11464流電壓轉(zhuǎn)G2476G1038G20G24G46G57G97G21G19G46G57的高壓G11464流電壓。123分電器（G10628在G7389G1135高G18209置的汽車(chē)G8821G7389分電器，是G7389G20、G21號(hào)點(diǎn)火線圈供給）由G7041電器、G18209電器、電G4493器和點(diǎn)火提前裝置等G13464G6116。G4439是G11004G7481在發(fā)動(dòng)機(jī)G5049G1328時(shí)G6521G17902G994G2011G7041點(diǎn)火系統(tǒng)的G2033G13435電G17347，使點(diǎn)火線圈的G8437G13435G13481G13464G1025產(chǎn)生高壓電分G18209到G11468G5224氣缸的火花塞G990的。124斷電器G1039G16213G7389G7041電器G1996G17730、G7041電器觸電、G7041電器G8975動(dòng)觸電G14230等G13464G6116。G7041電器G1996G17730由發(fā)動(dòng)機(jī)G1996G17730軸G20549動(dòng)，G5194以同G7691的轉(zhuǎn)速G7071轉(zhuǎn)，G2375發(fā)動(dòng)機(jī)曲軸G8611轉(zhuǎn)G1016G2620，G7041電器G1996G17730軸轉(zhuǎn)G980G2620。125配電器由分電器G11434和分火G3848G13464G6116。G11004G7481G4570點(diǎn)火線圈產(chǎn)生的高壓電分G18209到G1022缸的火花塞。分電器G11434G990G7389G980G1022G1025G5527電G7509和G14521G5190G1022G7061電G7509，G7061電G7509的G6980目G994發(fā)動(dòng)機(jī)的氣缸G1022G6980G11468等。分火G3848G4445裝在分電器的G1996G17730軸G990，G994分電器G11434G990的G1025G5527電G7509、分火G3848、G7061電G7509、高壓導(dǎo)線分G17877到G2520缸的火花塞。電G4493器G4445裝在分電器G3783G990，G994G7041電器觸電G5194G13864，G11004G7481G1955G4579G7041電器觸電G7041G5332G11648G19400，在觸電G3800G6164產(chǎn)生的電火花，以G1825觸電燒G15444，G11004以G5322G19283觸點(diǎn)的使G11004G4563G2641。55126點(diǎn)火提前調(diào)節(jié)裝置點(diǎn)火提前G16855節(jié)裝置由G12175G5527和G11507空G1016G3883點(diǎn)火提前G16855G6984裝置G13464G6116，分G2047G4445裝在G7041電器G5225G7507的下G7053和分電器的G3818G3783G990，G11004G7481在發(fā)動(dòng)機(jī)G5049G1328時(shí)G19555發(fā)動(dòng)機(jī)G5049G1929的G2476G2282G14270動(dòng)G16855G6984點(diǎn)火提前G16294。127火花塞火花塞由G1025G5527電G7509和G1403電G7509G13464G6116，G4445裝在發(fā)動(dòng)機(jī)的燃燒G4472G1025，G11004G7481G4570點(diǎn)火線圈產(chǎn)生的高壓電G5353G1849燃燒G4472，點(diǎn)燃燃燒G4472內(nèi)的G2499燃混合氣。128電源電源是G2494提供點(diǎn)火系統(tǒng)G5049G1328時(shí)G6164G19668G16213的能量，由蓄電池和發(fā)電機(jī)G1016G1022G7512G6116，G980G14336電壓G1038G20G21G57（G7389的G1038G21G23G57）。13、點(diǎn)火系統(tǒng)的分類(lèi)和基本工作原理131點(diǎn)火系統(tǒng)的分類(lèi)目前G8616較汽車(chē)G11004的點(diǎn)火體統(tǒng)G1038傳統(tǒng)觸點(diǎn)式點(diǎn)火系統(tǒng)、ECU控制的點(diǎn)火系統(tǒng)和無(wú)分電器點(diǎn)火系統(tǒng)（目前最G1038先進(jìn)的點(diǎn)火系統(tǒng)）這三類(lèi)。132傳統(tǒng)觸點(diǎn)式點(diǎn)火系統(tǒng)結(jié)G7512特點(diǎn)傳統(tǒng)觸點(diǎn)式點(diǎn)火系統(tǒng)的機(jī)G7512由蓄電池、點(diǎn)火線圈、分電器G7041電器和G18209電器、點(diǎn)火G5332G1863和火花塞等G13464G6116。分電器軸由發(fā)動(dòng)機(jī)G1996G17730軸G20549動(dòng),G7041電器G1996G17730的G1996G16294G6980G994發(fā)動(dòng)機(jī)氣缸G6980G11468等。G5049G1328時(shí)G7041電器觸點(diǎn)控制點(diǎn)火線圈G2033G13435電流,分G2047G4445裝在分電器G3783內(nèi)G3818的G12175G5527、G11507空G16855節(jié)裝置按照近似G16855節(jié)法控制點(diǎn)火提前G16294。其代G15932車(chē)型G3926解放、東風(fēng)車(chē)。66基本G5049G1328原理G5415發(fā)動(dòng)機(jī)G7071轉(zhuǎn)時(shí),分電器內(nèi)G7041電器G1996G17730軸也G19555之轉(zhuǎn)動(dòng),G7041電器觸點(diǎn)交替地G19393合和打G5332。G5415G6521G17902點(diǎn)火G5332G1863后,觸點(diǎn)G19393合,則點(diǎn)火線圈G2033G13435G13481G13464G1025G7389電流G17902過(guò),且逐漸增大。G5415觸點(diǎn)打G5332時(shí),G8437G13435G13481G13464G1025產(chǎn)生G20G24G97G21G24KG57的高壓電,經(jīng)G18209電器按發(fā)動(dòng)機(jī)點(diǎn)火順序G4570高壓電分G18209給G2520缸火花塞,產(chǎn)生電火花。傳統(tǒng)點(diǎn)火系的缺陷傳統(tǒng)點(diǎn)火系是靠G7041電觸點(diǎn)G7481G6521G17902和G2011G7041點(diǎn)火線圈G2033G13435電流而使點(diǎn)火線圈G8437G13435產(chǎn)生高壓電的。高速易G7041火；G7041電觸點(diǎn)易燒G15444；對(duì)火花塞積炭敏感；啟動(dòng)性能差；無(wú)線電G5190擾大133無(wú)觸點(diǎn)式點(diǎn)火系統(tǒng)由電磁、紅G3818或霍爾元器件G7512G6116的非G6521觸式G7041電器G13464G6116的點(diǎn)火系統(tǒng)稱(chēng)G1038無(wú)觸點(diǎn)點(diǎn)火器，其放大電G17347又分晶體管電G17347和電G4493放電電G17347G1016種。134ECU控制的點(diǎn)火系統(tǒng)ECU控制的點(diǎn)火系由ECUG1025的微G3800理器根據(jù)曲軸轉(zhuǎn)G16294傳感器的信號(hào)確定點(diǎn)火時(shí)刻，因而G4439G8821G7389G7041電器，G2494G7389分電器，根據(jù)ECUG17877G7481的信號(hào)G11464G6521控制點(diǎn)火線圈G2033G13435電G17347的G17902G7041。77135電子點(diǎn)火系統(tǒng)（無(wú)分電器點(diǎn)火系統(tǒng)）電子點(diǎn)火系統(tǒng)是G5415前最G1038先進(jìn)的點(diǎn)火系統(tǒng)，G10628在普遍采G11004無(wú)觸點(diǎn)點(diǎn)火系統(tǒng)。曲軸傳感器G17877G7481的不僅G7389點(diǎn)火時(shí)刻信號(hào)，而且還G7389氣缸識(shí)G2047信號(hào)，從而使點(diǎn)火系統(tǒng)能向指定的汽缸在指定的時(shí)刻G17877去點(diǎn)火信號(hào)。從而更提高了點(diǎn)火的準(zhǔn)確性。結(jié)G7512特點(diǎn)電子點(diǎn)火系統(tǒng)的控制器G1025末端大功率三G7509管的G18209合G11468G5415G1122傳統(tǒng)點(diǎn)火系統(tǒng)G1025分電器觸點(diǎn)的G1328G11004。點(diǎn)火線圈G1038專(zhuān)G11004高能點(diǎn)火線圈,G2033G13435G13481G13464的電阻和電感較G4579,G1314壓電流大,點(diǎn)火能量高。其代G15932車(chē)型G3926桑塔納、奧迪、捷G17810等車(chē)型。基本G5049G1328原理電子點(diǎn)火系統(tǒng)的控制器信號(hào)發(fā)生器轉(zhuǎn)動(dòng)時(shí),G2620圍磁場(chǎng)發(fā)生G2476G2282,傳感器G1025產(chǎn)生電壓信號(hào),經(jīng)點(diǎn)火控制器的放大、G6984形G7481控制末G13435大功率三G7509管的導(dǎo)G17902G994截止,使點(diǎn)火線圈G1025G2033G13435電流發(fā)生G2476G2282,G8437G13435G13481G13464G1025感G5224G1998高壓電。點(diǎn)火控制器G1025的G19393合G16294指末G13435大功率三G7509管導(dǎo)G17902期G19400分電器轉(zhuǎn)過(guò)的G16294度。其G16294度越大,三G7509管導(dǎo)G17902時(shí)G19400越G19283,G2033G13435電流越大控制、恒流控制高能點(diǎn)火線圈是利G11004G1955G4579G2033G13435G13481G13464的電阻值G7481增加G2033G13435電流的,該電流較大,易燒壞末G13435大功率三G7509管,必須限制性能使G2033G13435G13481G13464的電流不論在發(fā)動(dòng)機(jī)高速或G1314速時(shí),都G1038G980定值,G8437G13435電壓也G1038G980定值,從而提高了點(diǎn)火性能。88第二章汽車(chē)點(diǎn)火正時(shí)的檢測(cè)與校正發(fā)動(dòng)機(jī)的點(diǎn)火正時(shí)是非G5132重G16213的，G4439G11464G6521影G2721到汽車(chē)的動(dòng)力性、燃G7021經(jīng)G8994性和G6502氣G1940G2282。21點(diǎn)火正時(shí)的檢測(cè)與校正正時(shí)的G7828G8991G7053法G980G14336G7389G1166G5049法、正時(shí)G9795法、缸壓法等。211人工法G6298下分電器G11434，G2474下分火G3848，G11004G6175G6683G6238G6683轉(zhuǎn)曲軸，使分電器G1996G17730G4570G7041電器觸點(diǎn)G4448G1852打G5332，G7828G7609G5194G16855G6984觸點(diǎn)G19400G19565，使其G1457G6357在G19G17G22G24G794G19G17G23G24G80G80G14551圍內(nèi)。G6298下G12544G20缸火花塞，G6683轉(zhuǎn)曲軸，G14521G2560到從火花塞G4392發(fā)G1998G6502氣G3780，G16840G7138G12544L缸已G3800G1122壓G13565G15904G12255；G8504時(shí)G5224在G5942G6683曲軸的同時(shí)，G16278G4531正時(shí)G7643G16772G5194使G4439G1216對(duì)G21796，G9994后G1584止G6683轉(zhuǎn)G5194G6289G1998G6683G6238。G6298去分電器G11507空式G16855節(jié)器的G17842G6521管G17347，G7506G5332分電器G3783G994缸體之G19400的定位G15758G19037，G7389G17775G9931值G16855節(jié)器的G5224G4570其G16855G6984在G256G19G257的位置G990。G314G11004G6175G6581G1315分電器G3783，先順?lè)只餑3848轉(zhuǎn)動(dòng)G7053向轉(zhuǎn)動(dòng)G980G1022G16294度，使觸點(diǎn)G19393合，G9994后G1889G17882分火G3848轉(zhuǎn)動(dòng)G7053向轉(zhuǎn)動(dòng)G980G1022G16294度，使觸點(diǎn)G2030G2030打G5332。G315G6331G13051分電器G3783定位G15758G19037，G5194G17842G6521G3921G11507空式G16855節(jié)器的管G17347。G316G6566G990分火G3848，G6199G990分電器G11434，分火G3848指向的G6566G4392G2375G1038G12544G20缸高壓線G6566G4392。G6566G990G12544G20缸高壓線，該線的G2490G980端和G12544G20缸火花塞G17842G6521；G9994后G8851分火G3848轉(zhuǎn)動(dòng)G7053向按點(diǎn)火G8437序G6566G990其G4439G2520缸高壓線，G5194G994對(duì)G5224的火花塞G17842G6521G3921。G317G17227動(dòng)發(fā)動(dòng)機(jī)G5194G17220G9921，進(jìn)G15904無(wú)負(fù)荷加速G16809G20576。G5415G12373G9994打G5332節(jié)氣門(mén)99時(shí)，發(fā)動(dòng)機(jī)G5224加速G14403G3921。G3926G7536加速不G14403，且G7389較較G1017重的G18341G4658G6982G1999G3780（爆震G6982G3780缸），則G1038點(diǎn)火過(guò)G7101；G3926G7536加速不G14403且發(fā)G19403，G10990G14279G6502氣管G7389G256G12373、G12373G257G3780，則G1038點(diǎn)火過(guò)G17843。準(zhǔn)確G7828G7609點(diǎn)火正時(shí)G5224進(jìn)G15904G17347G16809。G318G17347G16809時(shí)，G5224G17885G6333G5191G3386、G3374G11840的G11464線G17959G17347或?qū)11004G17317G17959，G17220G9921后以最高G7735最G1314G12295定車(chē)速G15904G20554，G9994后G12373G9994G4570加速G17379G7507G17405到G5225，使汽車(chē)G3800G1122G5625加速G10378G5589。G8504時(shí)，G14521能G2560到發(fā)動(dòng)機(jī)G7389G17743微的爆震G3780，且G11648G19400G9052G3845，則G1038點(diǎn)火正時(shí)正確；G14521爆震G3780G5390G9884，且較G19283時(shí)G19400不G9052G3845，則G1038點(diǎn)火時(shí)G19400過(guò)G7101；G14521G2560不到爆震G3780，且加速G3268G19602，G10990G14279G6502氣管G7389G256G12373、G12373G257G3780，則G1038點(diǎn)火時(shí)G19400過(guò)G17843。G3926點(diǎn)火時(shí)G19400過(guò)G7101，G5224順?lè)只餑3848的G7071轉(zhuǎn)G7053向轉(zhuǎn)動(dòng)分電器G3818G3783；G3926點(diǎn)火時(shí)G19400過(guò)G17843，則G5224G17882分火G3848G7071轉(zhuǎn)G7053向轉(zhuǎn)動(dòng)分電器G3818G3783。212正時(shí)燈法正時(shí)G9795是G980種G20069率G19390G1821G9795，G8611G19390G1821G980G8437G15932G12046G12544G20缸的火花塞發(fā)火G980G8437，因G8504G19390G1821G994G12544G20缸點(diǎn)火同G8505。G4439G980G14336由G19390G1821G9795、傳感器、G1025G19400G3800理G10627節(jié)和指G12046裝置等G13464G6116。G5415正時(shí)G9795對(duì)準(zhǔn)發(fā)動(dòng)機(jī)G12544L缸壓G13565終了G990止點(diǎn)G7643G16772，G5194按G4466G19481G17351火時(shí)G19400進(jìn)G15904G19390G1821時(shí)，G14521G20146G17730或曲軸傳動(dòng)G5114G11436G990的G7643G16772還G7422到G17810G3278定指G19036，G2375G12544G20缸G8975塞還G7422到G17810壓G13565終了G990止點(diǎn)。G8504時(shí)，G2499G16855G6984正時(shí)G9795電位器，使G19390G1821時(shí)機(jī)G6524G17843G14279轉(zhuǎn)動(dòng)G18108分G990的G7643G16772正G3921對(duì)準(zhǔn)G3278定指G19036之時(shí)，G18039G1052G6524G17843G19390G1821的時(shí)G19400G4613是點(diǎn)火提前的時(shí)G19400，G4570其顯G12046到G15932G3848G990，便G2499讀G1998G16213G8991的點(diǎn)火提前G16294。G19668G16213G16840G7138的是，G7389G1135G15932G3848指G19036的G16294度是分電器G1996G17730軸轉(zhuǎn)G16294，對(duì)G1122四沖G12255發(fā)動(dòng)機(jī)G7481G16840，換G12651G6116曲軸轉(zhuǎn)G16294則G16213乘以G21。1010G8991量時(shí)，G4570正時(shí)G9795的電源線G6521到蓄電池的正負(fù)G7509柱G990，G1889G4570傳感器夾在G12544G20缸分高壓線G990，G5194事先擦拭G20146G17730或曲軸G5114G17730G990G12544G20缸壓G13565終了G990止點(diǎn)G7643G16772，最G3921G11004粉筆或油漆G4570G7643G16772涂白。發(fā)動(dòng)機(jī)怠速下G12295定運(yùn)轉(zhuǎn)，打G5332正時(shí)G9795G5194對(duì)準(zhǔn)G20146G17730G3783或機(jī)體前端面G990的G3278定指G19036。G16855正時(shí)G9795電位器，使G20146G17730或曲軸傳動(dòng)G5114G11436G990的G7643G16772逐漸G994G3278定指G19036對(duì)G21796，G8504時(shí)G15932G3848的讀G6980G2375G1038發(fā)動(dòng)機(jī)怠速運(yùn)轉(zhuǎn)時(shí)的點(diǎn)火提前G16294。G8991G1998的點(diǎn)火提前G16294G5224G994規(guī)定值進(jìn)G15904對(duì)照。G8991G4448后，注意G4570正時(shí)G9795及時(shí)G1863G19393。G3926下G3282G6164G12046的G1214器G1038G980發(fā)動(dòng)機(jī)G8991G16809G1214G990的正時(shí)G9795，G4439不僅能G11004G19390G1821法G8991G1998發(fā)動(dòng)機(jī)的點(diǎn)火提前G16294，而且能G8991G1998發(fā)動(dòng)機(jī)轉(zhuǎn)速、觸點(diǎn)G19393合G16294以及電壓、電阻等參。G3926G3282G726發(fā)動(dòng)機(jī)G8991G16809G1214G990的正時(shí)G9795213用缸壓法檢測(cè)點(diǎn)火正時(shí)G11004缸壓法制G6116的點(diǎn)火正時(shí)G1214，由缸壓傳感器、點(diǎn)火傳感器、G1025G19400G3800理G10627節(jié)和指G12046裝置等G13464G6116。G3926G7536G1214器G5114G7389油壓傳感器，還G2499以G7828G8991柴油機(jī)供油提前G16294。國(guó)產(chǎn)QFCG24型和WFJG20型等發(fā)動(dòng)機(jī)綜合G8991G16809G1214，1111都G5114G7389缸壓法G7828G8991點(diǎn)火（供油）正時(shí)的裝置，其G8991量的基本原理是采G11004缸壓傳感器找G1998某G980缸壓G13565壓力的最大點(diǎn)G1328G1038G8975塞G990止點(diǎn)，同時(shí)G11004點(diǎn)火傳感器油壓傳感器找G1998同G980缸的點(diǎn)火供油時(shí)刻，G1016者之G19400的G1996G17730軸轉(zhuǎn)G16294G2375G1038點(diǎn)火（供油）提前G16294，G3926下G3282G6164G12046G726G3926G3282G726缸壓法G7828G8991提前G16294的原理G3282G11004該G1214器G7828G8991點(diǎn)火提前G16294時(shí)，G5224G17220G9921發(fā)動(dòng)機(jī)，G6298下任意G980缸的火花塞，裝G990缸壓傳感器。在G6298下的火花塞G990G6566G6521點(diǎn)火傳感器G5194G6521G990原高壓線，G9994后放置在機(jī)體G990使之G14403G3921搭鐵。G17227動(dòng)發(fā)動(dòng)機(jī)運(yùn)轉(zhuǎn)。由G1122被G8991缸不G5049G1328，因而缸壓傳感器采集的是氣缸壓G13565壓力信號(hào)，其壓力最大點(diǎn)G4613是G8975塞壓G13565終了G990止點(diǎn)。G6298下的火花塞雖在缸G3818但仍在G17351火，其G990的點(diǎn)火傳感器G2499采集到點(diǎn)火G5332始信號(hào)。G8504時(shí)，G17902過(guò)按鍵或輸G1849操G1328碼，G2375G2499從指G12046裝置得到怠速、規(guī)定轉(zhuǎn)速或任意轉(zhuǎn)速下的點(diǎn)火提前G16294及對(duì)G5224的轉(zhuǎn)速。G8991得的點(diǎn)火提前G16294G3926不符合規(guī)定，G5224在正時(shí)G1214監(jiān)G8991情G1929下重新G16855G6984，G11464到符合G16213求。缸壓法和G19390G1821法G7828G8991點(diǎn)火正時(shí)時(shí)，G980G14336僅G8991得G980G1022缸，G980G14336G2499以認(rèn)G1038G2520缸G19400的點(diǎn)火G19400隔是G11468等的，G8504時(shí)被G8991缸的點(diǎn)火提前G16294G2499認(rèn)G1038是G6984臺(tái)1212發(fā)動(dòng)機(jī)的點(diǎn)火提前G16294。22電噴發(fā)動(dòng)機(jī)點(diǎn)火提前角的檢測(cè)電控汽油噴射發(fā)動(dòng)機(jī)，是由電子控制器ECU控制點(diǎn)火系統(tǒng)，其點(diǎn)火提前G16294包括G2033始點(diǎn)火提前G16294、基本點(diǎn)火提前G16294和修正點(diǎn)火提前G16294三G18108分。電控汽油噴射發(fā)動(dòng)機(jī)的點(diǎn)火提前G16294G980G14336是不G2499G16855的，但G19668G16213G7828G8991，目的是G5415發(fā)G10628點(diǎn)火提前G16294不符合G16213求時(shí)，進(jìn)G980G8505確定是否微G3800理器或傳感器的存在故障。電控汽油噴射發(fā)動(dòng)機(jī)點(diǎn)火提前G16294的G7828G8991G7053法，G994傳統(tǒng)發(fā)動(dòng)機(jī)G11468同。1313第三章、電子點(diǎn)火系統(tǒng)的使用與維修注意事項(xiàng)31、點(diǎn)火系統(tǒng)的常規(guī)檢查在G7828G7609點(diǎn)火系統(tǒng)電G17347故障時(shí)，不能G11004刮火的G7053式G7481G7828G7609電G17347的G17902G7041，否則G4493易損壞電子元器件。電子G17902G7041G994否G5224該G11004萬(wàn)G11004G15932的G11464流電壓G7735G7828G8991電壓（點(diǎn)火G5332G1863G16213G6521G17902）或G11004電阻G7735G8991量電阻（點(diǎn)火G5332G1863G16213G7041G5332）G7481G7828G7609判G7041。在點(diǎn)火G5332G1863G6521G17902的G10378