{"id":48303,"date":"2026-10-16T23:58:24","date_gmt":"2026-10-16T20:58:24","guid":{"rendered":"https:\/\/diagnozabam.ro\/sfaturi\/?p=48303"},"modified":"2026-10-16T23:58:24","modified_gmt":"2026-10-16T20:58:24","slug":"motorina-a-inghetat-solutia-care-chiar-merge","status":"publish","type":"post","link":"https:\/\/diagnozabam.ro\/sfaturi\/ro\/blog\/motorina-a-inghetat-solutia-care-chiar-merge\/","title":{"rendered":"Motorina a \u00eenghe\u021bat? Solu\u021bia care chiar merge"},"content":{"rendered":"<h2 dir=\"ltr\">Motorina a \u00eenghe\u021bat: de ce se gelific\u0103 \u0219i cum porne\u0219ti ma\u0219ina pe ger<\/h2>\n<p dir=\"ltr\">E\u0219ti diminea\u021ba la ma\u0219in\u0103, afar\u0103 sunt minus 15 grade, iar motorul se \u00eenv\u00e2rte normal. Porne\u0219te \u0219i se opre\u0219te dup\u0103 c\u00e2teva secunde. Sau nu porne\u0219te deloc. Bateria e bun\u0103, bujiile merg, dar ma\u0219ina nu vrea s\u0103 ia foc.<\/p>\n<p dir=\"ltr\">\u00cen multe cazuri vinovatul este motorina. Nu a \u00eenghe\u021bat ca apa, dar s-a gelifiat. Iar o motorin\u0103 gelifiat\u0103 opre\u0219te un motor diesel mai sigur dec\u00e2t o baterie moart\u0103.<\/p>\n<p dir=\"ltr\">Acest ghid este scris pentru cei care ajung la ma\u0219in\u0103 pe ger: \u0219oferi \u0219i mecanici mobili. Vezi ce se \u00eent\u00e2mpl\u0103 \u00een rezervor, cum recuno\u0219ti problema \u0219i ce faci pe loc. Vezi \u0219i ce nu trebuie s\u0103 faci niciodat\u0103.<\/p>\n<hr \/>\n<h3 dir=\"ltr\">Ce \u00eenseamn\u0103, de fapt, c\u0103 motorina \u201e\u00eenghea\u021b\u0103\u201d<\/h3>\n<p dir=\"ltr\">Motorina con\u021bine parafin\u0103. La temperatur\u0103 normal\u0103, parafina e dizolvat\u0103 \u00een combustibil \u0219i nu se vede. C\u00e2nd frigul cre\u0219te, ea \u00eencepe s\u0103 cristalizeze.<\/p>\n<p dir=\"ltr\">Procesul are trei praguri importante:<\/p>\n<ul dir=\"ltr\">\n<li><strong>Punctul de \u00eence\u021b (cloud point):<\/strong> apar primii cristale de parafin\u0103, iar motorina devine tulbure. Motorul \u00eenc\u0103 merge, dar filtrul \u00eencepe s\u0103 se \u00eencarce.<\/li>\n<li><strong>Temperatura limit\u0103 de filtrabilitate (CFPP):<\/strong> cristalele se adun\u0103 pe filtru \u0219i \u00eel \u00eenfund\u0103. Aici apar problemele reale.<\/li>\n<li><strong>Punctul de curgere:<\/strong> motorina devine at\u00e2t de groas\u0103 \u00eenc\u00e2t nu mai curge deloc.<\/li>\n<\/ul>\n<p dir=\"ltr\">Ce conteaz\u0103 pentru tine este al doilea prag. Motorul se opre\u0219te de obicei cu mult \u00eenainte ca motorina din rezervor s\u0103 devin\u0103 \u201egelatin\u0103\u201d. Filtrul se blocheaz\u0103 primul.<\/p>\n<blockquote dir=\"ltr\">\n<p dir=\"ltr\">\u2139\ufe0f <strong>Technical Note:<\/strong> Motorina de var\u0103 are o limit\u0103 de filtrabilitate apropiat\u0103 de zero grade. Motorina de iarn\u0103 este rafinat\u0103 cu o limit\u0103 mult mai joas\u0103, de regul\u0103 \u00eentre minus 15 \u0219i minus 20\u00b0C. Diferen\u021ba dintre cele dou\u0103 este exact motivul pentru care o ma\u0219in\u0103 alimentat\u0103 vara poate r\u0103m\u00e2ne blocat\u0103 la primul ger.<\/p>\n<\/blockquote>\n<hr \/>\n<h3 dir=\"ltr\">De ce se \u00eent\u00e2mpl\u0103 chiar \u0219i c\u00e2nd ai alimentat \u201ede iarn\u0103\u201d<\/h3>\n<p dir=\"ltr\">Nu toate gelifierile vin din motorina de var\u0103. Cauzele frecvente sunt:<\/p>\n<ul dir=\"ltr\">\n<li><strong>Rezervor umplut cu motorin\u0103 de var\u0103<\/strong> \u00eenainte de primul ger, iar combustibilul nu s-a consumat.<\/li>\n<li><strong>Motorin\u0103 de calitate slab\u0103<\/strong> sau de la sta\u021bii neverificate, cu o limit\u0103 de filtrabilitate mai proast\u0103 dec\u00e2t ar trebui.<\/li>\n<li><strong>Con\u021binut mare de biodiesel.<\/strong> Biodiesel-ul se tulbur\u0103 la temperaturi mai ridicate dec\u00e2t motorina clasic\u0103 \u0219i absoarbe ap\u0103.<\/li>\n<li><strong>Ger neobi\u0219nuit de puternic<\/strong> pentru clasa de motorin\u0103 din rezervor.<\/li>\n<li><strong>Ap\u0103 \u00een combustibil.<\/strong> Se formeaz\u0103 cristale de ghea\u021b\u0103 care blocheaz\u0103 filtrul sau separatorul de ap\u0103.<\/li>\n<li><strong>Rezervor aproape gol.<\/strong> Condensul se adun\u0103 pe pere\u021bii rezervorului \u0219i apa ajunge \u00een combustibil.<\/li>\n<li><strong>Filtru de combustibil vechi.<\/strong> Un filtru deja \u00eenc\u0103rcat cu impurit\u0103\u021bi se \u00eenfund\u0103 mult mai repede.<\/li>\n<\/ul>\n<p dir=\"ltr\">Un detaliu important: dac\u0103 ma\u0219ina a stat la ger c\u00e2teva nop\u021bi la r\u00e2nd, problema se poate agrava. Parafina se depune treptat \u0219i nu dispare c\u00e2nd se \u00eenc\u0103lze\u0219te motorul pe termen scurt.<\/p>\n<hr \/>\n<h3 dir=\"ltr\">Simptomele gelifierii motorinei<\/h3>\n<p dir=\"ltr\">Semnele sunt destul de clare, dar se confund\u0103 u\u0219or cu alte defecte. Iat\u0103 cele mai frecvente:<\/p>\n<ul dir=\"ltr\">\n<li>Motorul se rote\u0219te bine din demaror, dar nu porne\u0219te.<\/li>\n<li>Porne\u0219te \u0219i se opre\u0219te dup\u0103 5-30 de secunde.<\/li>\n<li>Porne\u0219te, dar nu ia tura\u021bie \u0219i nu r\u0103spunde la accelera\u021bie.<\/li>\n<li>Pierdere de putere pe drum, cu intrare \u00een mod avarie.<\/li>\n<li>Zdruncin\u0103turi \u0219i ezit\u0103ri sub sarcin\u0103, \u00een special la urc\u0103ri.<\/li>\n<li>Fum alb sau motor care func\u021bioneaz\u0103 neuniform imediat dup\u0103 pornire.<\/li>\n<li>Problema apare diminea\u021ba, la ger, \u0219i dispare dup\u0103 ce ma\u0219ina st\u0103 \u00eentr-un loc cald.<\/li>\n<\/ul>\n<p dir=\"ltr\">Ultimul semn este cel mai valoros. Dac\u0103 ma\u0219ina porne\u0219te dup\u0103 ce a stat c\u00e2teva ore \u00eentr-un garaj \u00eenc\u0103lzit, aproape sigur motorina a fost problema.<\/p>\n<hr \/>\n<h3 dir=\"ltr\">Cum deosebe\u0219ti gelifierea de alte defecte<\/h3>\n<p dir=\"ltr\">Pe teren trebuie s\u0103 elimini rapid variantele gre\u0219ite. Tabelul de mai jos te ajut\u0103.<\/p>\n<div dir=\"ltr\">\n<table>\n<thead>\n<tr>\n<th scope=\"col\">Simptom<\/th>\n<th scope=\"col\">Motorin\u0103 gelifiat\u0103<\/th>\n<th scope=\"col\">Baterie slab\u0103<\/th>\n<th scope=\"col\">Bujii incandescente<\/th>\n<th scope=\"col\">Aer \u00een sistem<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Demaror<\/td>\n<td>Se rote\u0219te normal<\/td>\n<td>Se rote\u0219te lent sau clic<\/td>\n<td>Se rote\u0219te normal<\/td>\n<td>Se rote\u0219te normal<\/td>\n<\/tr>\n<tr>\n<td>Pornire<\/td>\n<td>Nu porne\u0219te sau se opre\u0219te<\/td>\n<td>Nu porne\u0219te<\/td>\n<td>Porne\u0219te greu, fum alb<\/td>\n<td>Porne\u0219te greu, apoi merge<\/td>\n<\/tr>\n<tr>\n<td>Se opre\u0219te dup\u0103 pornire<\/td>\n<td>Da, des<\/td>\n<td>Nu<\/td>\n<td>Rar<\/td>\n<td>Uneori<\/td>\n<\/tr>\n<tr>\n<td>Dispare \u00een loc cald<\/td>\n<td>Da<\/td>\n<td>Par\u021bial<\/td>\n<td>Nu<\/td>\n<td>Nu<\/td>\n<\/tr>\n<tr>\n<td>Apare dup\u0103 alimentare<\/td>\n<td>Posibil<\/td>\n<td>Nu<\/td>\n<td>Nu<\/td>\n<td>Da, dup\u0103 lucr\u0103ri<\/td>\n<\/tr>\n<tr>\n<td>Presiune \u00een ramp\u0103<\/td>\n<td>Mic\u0103, nu cre\u0219te<\/td>\n<td>Normal\u0103 sau nu se cite\u0219te<\/td>\n<td>Normal\u0103<\/td>\n<td>Mic\u0103 la \u00eenceput<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p dir=\"ltr\">Dac\u0103 demarorul se rote\u0219te vioi \u0219i bateria arat\u0103 bine, g\u00e2nde\u0219te-te la combustibil \u00eenainte de orice altceva. Un test simplu de baterie \u00ee\u021bi confirm\u0103 rapid c\u0103 nu pierzi timp pe o pist\u0103 gre\u0219it\u0103.<\/p>\n<hr \/>\n<h3 dir=\"ltr\">Diagnoza pe loc, pas cu pas<\/h3>\n<h4 dir=\"ltr\">Pasul 1: verific\u0103 bateria \u0219i demarorul<\/h4>\n<p dir=\"ltr\">M\u0103soar\u0103 tensiunea bateriei \u00een repaus \u0219i la rotirea demarorului. Dac\u0103 scade sub 9,5 V la pornire, problema este electric\u0103, nu de combustibil. Dac\u0103 tensiunea r\u0103m\u00e2ne stabil\u0103 \u0219i motorul se rote\u0219te rapid, treci la pasul urm\u0103tor.<\/p>\n<h4 dir=\"ltr\">Pasul 2: ascult\u0103 \u0219i observ\u0103<\/h4>\n<p dir=\"ltr\">D\u0103 contactul \u0219i ascult\u0103 pompa de combustibil. Pe unele modele se aude un b\u00e2z\u00e2it scurt. Verific\u0103 dac\u0103 lampa de bujii se aprinde \u0219i se stinge normal.<\/p>\n<h4 dir=\"ltr\">Pasul 3: verific\u0103 presiunea \u00een ramp\u0103 cu un tester<\/h4>\n<p dir=\"ltr\">Aici afli adev\u0103rul. Conecteaz\u0103 un tester OBD2 \u0219i urm\u0103re\u0219te presiunea din rampa comun\u0103 \u00een timp ce rote\u0219ti motorul. Dac\u0103 valoarea real\u0103 r\u0103m\u00e2ne mult sub cea cerut\u0103, motorul nu prime\u0219te destul\u0103 motorin\u0103.<\/p>\n<p dir=\"ltr\">Un tester bidirec\u021bional, cum este <a href=\"https:\/\/mythinkcar.com\/collections\/advanced-diagnostic-scanners\/products\/thinkcar-thinkscan-689bt-bidirectional-scan-tool?ref=diagnozabam\">THINKSCAN 689BT<\/a>, \u00ee\u021bi arat\u0103 \u00een acela\u0219i ecran presiunea cerut\u0103, presiunea real\u0103 \u0219i temperatura combustibilului. Astfel nu ghice\u0219ti: vezi exact c\u00e2nd presiunea nu urc\u0103.<\/p>\n<p dir=\"ltr\">Un cod frecvent \u00een astfel de situa\u021bii este <strong>P0087<\/strong>, presiune prea mic\u0103 \u00een sistemul de alimentare. El apare \u0219i la alte defecte, deci nu \u00eel lua singur drept dovad\u0103. Cu datele live \u0219i cu temperatura de afar\u0103, tabloul devine clar.<\/p>\n<h4 dir=\"ltr\">Pasul 4: verific\u0103 filtrul de combustibil<\/h4>\n<p dir=\"ltr\">Pe modelele cu carcasa filtrului accesibil\u0103, uit\u0103-te la filtru. Dac\u0103 motorina din carcas\u0103 arat\u0103 tulbure, ca un amestec gros, sau are o textur\u0103 de \u201ecear\u0103\u201d, ai g\u0103sit cauza.<\/p>\n<p dir=\"ltr\">Schema simplificat\u0103 a drumului combustibilului te ajut\u0103 s\u0103 \u0219tii unde se opre\u0219te fluxul:<\/p>\n<div>\n<div dir=\"ltr\" tabindex=\"0\" role=\"group\" aria-label=\"Code\">\n<div>\n<div><\/div>\n<\/div>\n<div>\n<pre><code>Rezervor\r\n   |\r\nPrefiltru \/ sorb\r\n   |\r\nPomp\u0103 de joas\u0103 presiune\r\n   |\r\nFiltru combustibil (+ \u00eenc\u0103lzitor + separator de ap\u0103)   &lt;-- aici se blocheaz\u0103 de obicei\r\n   |\r\nPomp\u0103 de \u00eenalt\u0103 presiune\r\n   |\r\nRamp\u0103 comun\u0103 (common rail)\r\n   |\r\nInjectoare<\/code><\/pre>\n<\/div>\n<\/div>\n<\/div>\n<hr \/>\n<h3 dir=\"ltr\">Ce faci pe loc: solu\u021bii care func\u021bioneaz\u0103<\/h3>\n<h4 dir=\"ltr\">1. Mut\u0103 ma\u0219ina \u00eentr-un loc cald<\/h4>\n<p dir=\"ltr\">Aceasta este solu\u021bia cea mai sigur\u0103. Un garaj \u00eenc\u0103lzit sau o hal\u0103 dizolv\u0103 parafina f\u0103r\u0103 niciun risc. Dureaz\u0103 c\u00e2teva ore, dar nu strici nimic.<\/p>\n<p dir=\"ltr\">Dac\u0103 nu po\u021bi muta ma\u0219ina, \u00eencearc\u0103 s\u0103 o remorchezi \u00eentr-un loc cald. E mai ieftin dec\u00e2t un filtru, o pomp\u0103 sau o injec\u021bie distrus\u0103.<\/p>\n<h4 dir=\"ltr\">2. \u00cenc\u0103lze\u0219te bl\u00e2nd filtrul<\/h4>\n<p dir=\"ltr\">Pe teren, mecanicii folosesc uneori aer cald, direc\u021bionat spre carcasa filtrului. Po\u021bi face asta doar cu mare grij\u0103:<\/p>\n<ul dir=\"ltr\">\n<li>Folose\u0219te aer cald moderat, nu flac\u0103r\u0103.<\/li>\n<li>\u021aine sursa la distan\u021b\u0103 de \u021bevile de combustibil \u0219i de vapori.<\/li>\n<li>\u00cenc\u0103lze\u0219te carcasa filtrului, nu rezervorul.<\/li>\n<li>Nu l\u0103sa aerul cald s\u0103 bat\u0103 \u00eentr-un singur punct.<\/li>\n<\/ul>\n<blockquote dir=\"ltr\">\n<p dir=\"ltr\">\u26a0\ufe0f <strong>WARNING:<\/strong> Nu folosi niciodat\u0103 flac\u0103r\u0103 deschis\u0103, pistol cu gaz sau brichet\u0103 pentru a dezghe\u021ba filtrul. Vaporii de motorin\u0103 se pot aprinde. Riscul de incendiu este real, iar la o ma\u0219in\u0103 cu rezervor aproape de sursa de c\u0103ldur\u0103, consecin\u021bele sunt grave.<\/p>\n<\/blockquote>\n<h4 dir=\"ltr\">3. \u00cenlocuie\u0219te filtrul de combustibil<\/h4>\n<p dir=\"ltr\">Dac\u0103 filtrul este plin cu parafin\u0103 \u0219i impurit\u0103\u021bi, nu merit\u0103 s\u0103 \u00eencerci s\u0103-l dezghe\u021bi. \u00cenlocuie\u0219te-l. Folose\u0219te un filtru nou, de calitate, \u0219i gole\u0219te apa din separator.<\/p>\n<p dir=\"ltr\">Dup\u0103 schimbare trebuie s\u0103 amorsezi sistemul. Pompeaz\u0103 cu pompi\u021ba manual\u0103 dac\u0103 ma\u0219ina are, sau d\u0103 contactul de c\u00e2teva ori f\u0103r\u0103 s\u0103 porni. Repet\u0103 p\u00e2n\u0103 c\u00e2nd sistemul se umple \u0219i aerul iese.<\/p>\n<h4 dir=\"ltr\">4. Folose\u0219te un aditiv antigel de urgen\u021b\u0103<\/h4>\n<p dir=\"ltr\">Exist\u0103 aditivi special f\u0103cu\u021bi pentru motorina deja gelifiat\u0103. Se toarn\u0103 \u00een filtru \u0219i \u00een rezervor, conform instruc\u021biunilor produsului. Func\u021bioneaz\u0103 mai bine dac\u0103 motorina nu s-a solidificat complet \u0219i dac\u0103 aditivul poate ajunge \u00een combustibil.<\/p>\n<p dir=\"ltr\">Un aditiv de urgen\u021b\u0103 nu face minuni. Ajut\u0103 mai mult dac\u0103 este combinat cu c\u0103ldur\u0103 \u0219i cu schimbarea filtrului.<\/p>\n<h4 dir=\"ltr\">5. Alimenteaz\u0103 cu motorin\u0103 de iarn\u0103 dup\u0103 ce ma\u0219ina porne\u0219te<\/h4>\n<p dir=\"ltr\">Dup\u0103 ce motorul a pornit, drumul spre pomp\u0103 conteaz\u0103. Alimenteaz\u0103 cu motorin\u0103 de iarn\u0103, de la o sta\u021bie cu trafic mare. Astfel amesteci combustibilul vechi cu unul care are o limit\u0103 de filtrabilitate mai bun\u0103.<\/p>\n<hr \/>\n<h3 dir=\"ltr\">Ce s\u0103 NU faci niciodat\u0103<\/h3>\n<h4 dir=\"ltr\">Nu turna benzin\u0103 \u00een rezervor<\/h4>\n<p dir=\"ltr\">Este cel mai r\u0103sp\u00e2ndit sfat gre\u0219it. Se spune c\u0103 benzina \u201esub\u021biaz\u0103\u201d motorina. Adev\u0103rul este c\u0103, la motoarele moderne cu ramp\u0103 comun\u0103, benzina poate distruge pompa de \u00eenalt\u0103 presiune.<\/p>\n<p dir=\"ltr\">Motivul este simplu. Benzina scade v\u00e2scozitatea \u0219i puterea de ungere a combustibilului. Pompa de \u00eenalt\u0103 presiune se unge chiar cu motorina din sistem. F\u0103r\u0103 ungere, apare uzur\u0103 rapid\u0103, particule metalice \u0219i, \u00een final, o repara\u021bie foarte scump\u0103.<\/p>\n<p dir=\"ltr\">Poate fi acceptabil\u0103 pe un motor vechi, cu pomp\u0103 mecanic\u0103 simpl\u0103. Pe un common rail, nu merit\u0103 niciodat\u0103 riscul.<\/p>\n<h4 dir=\"ltr\">Nu insista cu demarorul<\/h4>\n<p dir=\"ltr\">Dac\u0103 motorul nu porne\u0219te dup\u0103 c\u00e2teva \u00eencerc\u0103ri, opre\u0219te-te. Demarorul \u0219i bateria se \u00eenc\u0103lzesc, iar tu consumi energia de care ai nevoie mai t\u00e2rziu.<\/p>\n<p dir=\"ltr\">Porne\u0219te \u00een serii scurte, de maximum 10 secunde, cu pauze de un minut. Dac\u0103 nu porne\u0219te dup\u0103 trei serii, problema nu se rezolv\u0103 cu mai mult\u0103 insisten\u021b\u0103.<\/p>\n<h4 dir=\"ltr\">Nu ignora apa din combustibil<\/h4>\n<p dir=\"ltr\">Apa nu este doar o problem\u0103 de iarn\u0103. Dar la ger se transform\u0103 \u00een ghea\u021b\u0103 \u0219i blocheaz\u0103 filtrul. Dac\u0103 separatorul de ap\u0103 are o valv\u0103 de golire, folose\u0219te-o regulat.<\/p>\n<hr \/>\n<h3 dir=\"ltr\">Cum previi gelifierea motorinei<\/h3>\n<p dir=\"ltr\">Preven\u021bia este mult mai ieftin\u0103 dec\u00e2t o interven\u021bie pe ger. Pentru clien\u021bii t\u0103i \u0219i pentru ma\u0219ina ta, urmeaz\u0103 aceste reguli:<\/p>\n<ul dir=\"ltr\">\n<li><strong>Alimenteaz\u0103 cu motorin\u0103 de iarn\u0103<\/strong> \u00eenainte de primele geruri puternice, nu dup\u0103 ce apar problemele.<\/li>\n<li><strong>\u021aine rezervorul peste jum\u0103tate<\/strong> \u00een sezonul rece. Un rezervor plin are mai pu\u021bin aer \u0219i mai pu\u021bin condens.<\/li>\n<li><strong>Folose\u0219te un aditiv antigel preventiv.<\/strong> Se toarn\u0103 \u00een rezervor \u00eenainte de alimentare, ca s\u0103 se amestece bine cu motorina.<\/li>\n<li><strong>Schimb\u0103 filtrul de combustibil \u00eenainte de iarn\u0103.<\/strong> Un filtru nou are mult mai mult\u0103 capacitate de re\u021binere.<\/li>\n<li><strong>Gole\u0219te apa din separator<\/strong> la fiecare schimb de filtru \u0219i ori de c\u00e2te ori aprinde lampa.<\/li>\n<li><strong>Verific\u0103 \u00eenc\u0103lzitorul filtrului.<\/strong> Multe ma\u0219ini au un element de \u00eenc\u0103lzire \u00een carcasa filtrului. Dac\u0103 elementul sau releul este defect, filtrul r\u0103m\u00e2ne ne\u00eenc\u0103lzit.<\/li>\n<li><strong>Parcheaz\u0103 la ad\u0103post<\/strong> dac\u0103 ai posibilitatea. Chiar \u0219i o parcare protejat\u0103 de v\u00e2nt ajut\u0103.<\/li>\n<li><strong>Evit\u0103 sta\u021biile dubioase<\/strong> \u0219i combustibilul cu pre\u021b suspect de mic.<\/li>\n<\/ul>\n<p dir=\"ltr\">Pentru un mecanic mobil, aceste sfaturi sunt o surs\u0103 bun\u0103 de lucr\u0103ri programate toamna: schimb de filtru, golire de separator, test de \u00eenc\u0103lzitor \u0219i test de baterie \u00eentr-o singur\u0103 vizit\u0103.<\/p>\n<hr \/>\n<h3 dir=\"ltr\">C\u00e2t de grav este, de fapt<\/h3>\n<p dir=\"ltr\">De obicei, motorina gelifiat\u0103 nu stric\u0103 motorul. Dac\u0103 o tratezi corect, ma\u0219ina revine la normal. Problemele serioase apar c\u00e2nd:<\/p>\n<ul dir=\"ltr\">\n<li>insi\u0219ti cu demarorul p\u00e2n\u0103 se descarc\u0103 bateria;<\/li>\n<li>torni benzin\u0103 \u00eentr-un common rail;<\/li>\n<li>\u00eencerci s\u0103 dezghe\u021bi filtrul cu foc;<\/li>\n<li>la\u0219i ma\u0219ina s\u0103 func\u021bioneze pe un filtru par\u021bial blocat, care for\u021beaz\u0103 pompa de \u00eenalt\u0103 presiune.<\/li>\n<\/ul>\n<p dir=\"ltr\">Un filtru \u00eenfundat pune presiune pe pompa de joas\u0103 presiune \u0219i chiar pe cea de \u00eenalt\u0103. Iar o pomp\u0103 de \u00eenalt\u0103 presiune pe un motor modern cost\u0103 mult mai mult dec\u00e2t orice aditiv sau filtru.<\/p>\n<hr \/>\n<h3 dir=\"ltr\">\u00centreb\u0103ri frecvente (FAQ)<\/h3>\n<h4 dir=\"ltr\">La ce temperatur\u0103 \u00eenghea\u021b\u0103 motorina?<\/h4>\n<p dir=\"ltr\">Depinde de calitatea ei. Motorina de var\u0103 \u00eencepe s\u0103 se tulbure aproape de zero grade \u0219i poate bloca filtrul la c\u00e2teva grade sub zero. Motorina de iarn\u0103 rezist\u0103 de regul\u0103 p\u00e2n\u0103 \u00een jur de minus 15 sau minus 20\u00b0C. Biodiesel-ul \u0219i combustibilul vechi reduc aceste valori.<\/p>\n<h4 dir=\"ltr\">Cum \u00eemi dau seama c\u0103 am motorin\u0103 gelifiat\u0103, nu baterie slab\u0103?<\/h4>\n<p dir=\"ltr\">Dac\u0103 demarorul se rote\u0219te normal \u0219i motorul nu porne\u0219te sau se opre\u0219te dup\u0103 c\u00e2teva secunde, nu bateria este problema. Dac\u0103 ma\u0219ina porne\u0219te dup\u0103 ce a stat \u00eentr-un loc cald, motorina este vinovatul aproape sigur.<\/p>\n<h4 dir=\"ltr\">Pot turna benzin\u0103 \u00een motorin\u0103 ca s\u0103 nu \u00eenghe\u021be?<\/h4>\n<p dir=\"ltr\">Nu. Pe motoarele moderne cu common rail, benzina poate distruge pompa de \u00eenalt\u0103 presiune prin pierderea ungerii. Folose\u0219te doar aditivi f\u0103cu\u021bi special pentru motorina diesel.<\/p>\n<h4 dir=\"ltr\">Merge aditivul antigel dac\u0103 motorina e deja gelifiat\u0103?<\/h4>\n<p dir=\"ltr\">Aditivii preventivi func\u021bioneaz\u0103 \u00eenainte ca parafina s\u0103 se formeze. Pentru motorina deja gelifiat\u0103 exist\u0103 aditivi de urgen\u021b\u0103, dar au rezultate mai bune \u00eempreun\u0103 cu c\u0103ldur\u0103 \u0219i cu un filtru nou.<\/p>\n<h4 dir=\"ltr\">Trebuie s\u0103 schimb filtrul dup\u0103 o gelifiere?<\/h4>\n<p dir=\"ltr\">De multe ori da. Dac\u0103 filtrul este \u00eenc\u0103rcat cu parafin\u0103 \u0219i impurit\u0103\u021bi, nu se cur\u0103\u021b\u0103 complet. Un filtru nou elimin\u0103 riscul unei a doua bloc\u0103ri \u0219i protejeaz\u0103 pompa de \u00eenalt\u0103 presiune.<\/p>\n<h4 dir=\"ltr\">Cum evit problema \u00een fiecare iarn\u0103?<\/h4>\n<p dir=\"ltr\">Alimenteaz\u0103 cu motorin\u0103 de iarn\u0103, schimb\u0103 filtrul \u00eenainte de sezon, gole\u0219te apa din separator \u0219i folose\u0219te un aditiv antigel preventiv. \u021aine rezervorul peste jum\u0103tate \u0219i verific\u0103 \u00eenc\u0103lzitorul filtrului.<\/p>\n<h4 dir=\"ltr\">Se poate strica motorul dac\u0103 pornesc ma\u0219ina cu motorina gelifiat\u0103?<\/h4>\n<p dir=\"ltr\">Motorul \u00een sine nu se stric\u0103 de obicei. Riscul vine din insisten\u021ba cu demarorul \u0219i din func\u021bionarea pe un filtru blocat, care obose\u0219te pompele de combustibil. Dac\u0103 ma\u0219ina nu porne\u0219te, opre\u0219te-te \u0219i rezolv\u0103 cauza.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Motorina a \u00eenghe\u021bat: de ce se gelific\u0103 \u0219i cum porne\u0219ti ma\u0219ina pe ger E\u0219ti diminea\u021ba la ma\u0219in\u0103, afar\u0103 sunt minus 15 grade, iar motorul se \u00eenv\u00e2rte normal. Porne\u0219te \u0219i se opre\u0219te dup\u0103 c\u00e2teva secunde. Sau nu porne\u0219te deloc. Bateria e bun\u0103, bujiile merg, dar ma\u0219ina nu vrea s\u0103 ia foc. \u00cen multe cazuri vinovatul este [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":48304,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_sitemap_exclude":false,"_sitemap_priority":"","_sitemap_frequency":"","footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[1933],"tags":[55946,92,55944,42256,55948,55942,55940,1616,55950],"class_list":["post-48303","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-auto","tag-aditiv-antigel-motorina","tag-common-rail","tag-filtru-de-combustibil","tag-masina-nu-porneste-iarna","tag-motorina-de-iarna","tag-motorina-gelifiata","tag-motorina-ingheata","tag-obd2","tag-pornire-la-rece-diesel"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.7 (Yoast SEO v28.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Motorina a \u00eenghe\u021bat? 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