Ƙaƙƙarfan tashin hankali yana faruwa lokacin da saurin injin ya kai 3000 rpm.

Al'amari: Masu kwastomomi sun bayar da rahoton cewa motoci sukan hauhawa, kuma duk lokacin da aka yi tashin gwauron zabi, ma'aunin (accelerator fedal) ya kusan zama iri daya, kuma a lokaci guda, yawan man da ake amfani da shi yana karuwa kuma wutar lantarki ta ragu.

Bincike:

1. Na'urar firikwensin matsayi ba daidai ba ne.

2. Matsayin firikwensin crankshaft ba daidai ba ne kuma siginar ba ta da ƙarfi.

3, gazawar tsarin wuta, wanda ke haifar da rashin wuta a cikin daidaituwa.

4. Rashin haɗari na iska mai motsi

Bincike:

1. Kira lambar kuskure, yana nuna cewa rabon cakuda ba shi da kyau. Ana iya tunanin cewa babu makawa laifin yana da alaƙa da buɗewar magudanar ruwa. Yin amfani da oscilloscope don gano firikwensin matsayi mai maƙarƙashiya, yana nuna cewa yanayin motsinsa yana nuna yanayin ƙasa a hankali tare da haɓakar buɗewar magudanar ruwa, kuma yanayinsa ba shi da santsi kuma ba shi da ɓarna, yana nuna cewa firikwensin matsayi na al'ada ne.

2.Saboda wani lamari na kuskure, yawan man fetur yana ƙaruwa kuma ƙarfin yana raguwa. An gwada mitar iska da firikwensin iskar oxygen, kuma adadin yawan iskar ya kai 4.8g/s a saurin da ba ya aiki, kuma siginar firikwensin iskar oxygen ya nuna kusan 0.8V. Don tabbatar da ingancin O2S, injin ya fara aiki da sauri sosai bayan ya ciro bututun injin da ke kan nau'in abin sha, kuma siginar O2S ya ragu daga 0.8V zuwa 0.2V, wanda ke nuna cewa al'ada ce. Koyaya, yayin aikin rashin aiki, iskar ta ci gaba da jujjuyawa a ƙaramin girman 4.8g/s. Bayan cire filogin na'urar motsin iska, an sake fara gwajin, kuma laifin ya ɓace. Shirya matsala bayan maye gurbin mitar kwararar iska.

Taƙaice:

Lokacin da ake zargin na'urar firikwensin ba daidai ba ne, ana iya amfani da hanyar cire plug ɗin firikwensin (ba za a iya cire firikwensin matsayi na crankshaft ba, in ba haka ba abin hawa ba zai iya farawa ba) ana iya amfani da shi don gwaji. Lokacin da aka cire filogi, ikon ECU zai shigar da shirin jiran aiki kuma a maye gurbinsa da adanawa ko wasu ƙimar sigina. Idan laifin ya ɓace bayan cire haɗin, yana nufin cewa laifin yana da alaƙa da firikwensin.