Error code
Yanmar All models code U0
No approved translation for this record yet; showing the original text.
Meaning
(I) Faulty luel injeclion pump I [) Faulty Juel injection valve (1) Fautty plunger oporatia11 1t J lnjoclioo opening is cl:)gged 121 Worn plueger 121 Sl~k1ng ol valve needle 131 F,uhy e10ct<Jn valve 131 Low injecl,in pressure (4) Uneven quantity ol luel iniocted (41 Fauly spray cond,!ion \:5) lueguta:r luel m1ecl1on timLng 15) Carbon depose \ POOR EXHAUST COLOR ( i ) Overload,ng / (2) Too grea1 a quan1ity al lube od l3i Carbon deposit ,n Sl.lCl<>n valves (4) Diny air cooler /2 15) Poor qua1t1y Juel oil I Clogging ,n e,hausl syslemCause
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