{"id":3991,"date":"2026-05-17T11:13:38","date_gmt":"2026-05-17T11:13:38","guid":{"rendered":"https:\/\/obdprofi.com\/electronic-parking-brake-epb-service-mode-rear-brakes-wont-retract-heres-the-fix\/"},"modified":"2026-05-17T11:13:38","modified_gmt":"2026-05-17T11:13:38","slug":"servisni-rezim-elektronicke-parkovaci-brzdy-epb-zadni-brzdy-se-nevraceji-do-vychozi-polohy-zde-je-reseni","status":"publish","type":"post","link":"https:\/\/obdprofi.com\/cs\/electronic-parking-brake-epb-service-mode-rear-brakes-wont-retract-heres-the-fix\/","title":{"rendered":"Elektronick\u00e1 parkovac\u00ed brzda (EPB) Servisn\u00ed re\u017eim: Zadn\u00ed brzdy nejdou zat\u00e1hnout? Zde je oprava"},"content":{"rendered":"<h2>Elektronick\u00e1 parkovac\u00ed brzda (EPB) Servisn\u00ed re\u017eim: Zadn\u00ed brzdy nejdou zat\u00e1hnout? Zde je oprava<\/h2>\n<p>Motory elektronick\u00e9 parkovac\u00ed brzdy (EPB) vyd\u00e1vaj\u00ed sk\u0159\u00edpav\u00fd zvuk a odm\u00edtaj\u00ed se zasunout po v\u00fdm\u011bn\u011b brzdov\u00fdch desti\u010dek? Va\u0161e vozidlo nen\u00ed porouchan\u00e9 \u2013 sta\u010d\u00ed jen prov\u00e9st <strong>provozn\u00ed re\u017eim<\/strong> abyste mohli brzdov\u00fd t\u0159men bezpe\u010dn\u011b znovu se\u0159\u00eddit a zasunout. Nau\u010dte se, jak diagnostikovat a opravit tento b\u011b\u017en\u00fd probl\u00e9m, ani\u017e byste po\u0161kodili motor brzdov\u00e9ho t\u0159menu nebo museli v autorizovan\u00e9m servisu zaplatit v\u00edce ne\u017e 120 \u20ac.<\/p>\n<h3>\u010cast\u00e9 p\u0159\u00edznaky selh\u00e1n\u00ed brzdov\u00e9ho syst\u00e9mu (EPB) po servisu brzd<\/h3>\n<p>Pokud jste ned\u00e1vno vym\u011bnili brzdov\u00e9 desti\u010dky a nyn\u00ed zaznamen\u00e1te n\u011bkter\u00fd z t\u011bchto probl\u00e9m\u016f, v\u00e1\u0161 syst\u00e9m EPB se pravd\u011bpodobn\u011b zasekl v kalibra\u010dn\u00edm re\u017eimu:<\/p>\n<ul>\n<li><strong>Brzdov\u00fd motor vyd\u00e1v\u00e1 sk\u0159\u00edpav\u00fd nebo bzu\u010div\u00fd zvuk<\/strong> \u2013 Motor m\u00e1 pot\u00ed\u017ee s \u00fapln\u00fdm zasunut\u00edm<\/li>\n<li><strong>Brzdov\u00e9 desti\u010dky se fyzicky zasekly<\/strong> \u2013 Brzdov\u00fd t\u0159men se \u00fapln\u011b neuvoln\u00ed<\/li>\n<li><strong>Sv\u00edt\u00ed kontrolka EPB<\/strong> \u2013 Oran\u017eov\u00e1 kontrolka na palubn\u00ed desce signalizuje poruchu nebo nutnost servisu<\/li>\n<li><strong>Vozidlo se ned\u00e1 udr\u017eet na svahu<\/strong> \u2013 Brzda se spr\u00e1vn\u011b nezap\u00edn\u00e1<\/li>\n<li><strong>Chybov\u00e9 k\u00f3dy v modulu BCM\/EPB<\/strong> \u2013 Diagnostick\u00fd test odhal\u00ed poruchy souvisej\u00edc\u00ed s polohou nebo odb\u011brem proudu<\/li>\n<li><strong>Sly\u0161iteln\u00e9 cvak\u00e1n\u00ed, ale nedoch\u00e1z\u00ed k zasunut\u00ed<\/strong> \u2013 Motor je pod nap\u011bt\u00edm, ale brzdov\u00fd t\u0159men se nepohybuje<\/li>\n<\/ul>\n<h3>Pro\u010d se motory EPB po v\u00fdm\u011bn\u011b brzdov\u00fdch desti\u010dek nevracej\u00ed do v\u00fdchoz\u00ed polohy<\/h3>\n<p>Syst\u00e9m elektronick\u00e9 parkovac\u00ed brzdy u modern\u00edch vozidel je <strong>inteligentn\u00ed a samonastavuj\u00edc\u00ed se<\/strong>. A takhle to prob\u00edh\u00e1:<\/p>\n<p>Nov\u00e9 brzdov\u00e9 desti\u010dky jsou obvykle <strong>o 1,5\u20132 mm siln\u011bj\u0161\u00ed<\/strong> ne\u017e opot\u0159ebovan\u00e9 brzdov\u00e9 desti\u010dky. Motor syst\u00e9mu EPB a mechanismus brzdov\u00e9ho t\u0159menu se b\u011bhem cel\u00e9 sv\u00e9 \u017eivotnosti automaticky p\u0159izp\u016fsobuj\u00ed opot\u0159eben\u00ed desti\u010dek, av\u0161ak d\u011bje se tak po mal\u00fdch kroc\u00edch. P\u0159i mont\u00e1\u017ei nov\u00fdch desti\u010dek se brzdov\u00fd t\u0159men n\u00e1hle setk\u00e1 s v\u011bt\u0161\u00ed tlou\u0161\u0165kou, s n\u00ed\u017e nepo\u010d\u00edtal. Motor se nem\u016f\u017ee zasunout dostate\u010dn\u011b hluboko \u2013 naraz\u00ed na mechanick\u00fd odpor a zastav\u00ed se, \u010d\u00edm\u017e dojde ke spu\u0161t\u011bn\u00ed chybov\u00e9ho k\u00f3du.<\/p>\n<p>Syst\u00e9m se chr\u00e1n\u00ed p\u0159ed po\u0161kozen\u00edm. Syst\u00e9m <strong>odm\u00edt\u00e1 zatla\u010dit na brzdov\u00fd t\u0159men<\/strong> proto\u017ee p\u0159\u00edli\u0161n\u00e9 zasunut\u00ed by mohlo po\u0161kodit t\u011bsn\u011bn\u00ed motoru nebo vnit\u0159n\u00ed mechanismus. \u0158e\u0161en\u00edm nen\u00ed vyv\u00edjet v\u011bt\u0161\u00ed s\u00edlu \u2013 je t\u0159eba syst\u00e9mu sd\u011blit: \u201cByly nainstalov\u00e1ny nov\u00e9 brzdov\u00e9 desti\u010dky; pros\u00edm, p\u0159izp\u016fsob se a resetuj sv\u00e9 referen\u010dn\u00ed body.\u201d<\/p>\n<h3>Bezpe\u010dnost na prvn\u00edm m\u00edst\u011b: Co ned\u011blat<\/h3>\n<ul>\n<li><strong>Nikdy neaktivujte ru\u010dn\u00ed brzdu silou ruky.<\/strong> Ru\u010dn\u00ed tah\u00e1n\u00ed za p\u00e1\u010dku brzdov\u00e9ho t\u0159menu nebo \u00fadery do motoru zp\u016fsob\u00ed po\u0161kozen\u00ed ozuben\u00fdch kol a zni\u010den\u00ed mechanismu.<\/li>\n<li><strong>Neodpojujte baterii.<\/strong> T\u00edm se adaptivn\u00ed data nevynuluj\u00ed; modul to je\u0161t\u011b v\u00edce zmate a k\u00f3dy budou h\u016f\u0159e \u010diteln\u00e9.<\/li>\n<li><strong>Chybov\u00e9 k\u00f3dy neignorujte.<\/strong> Chybov\u00e9 k\u00f3dy v\u00e1m p\u0159esn\u011b sd\u011bl\u00ed, co syst\u00e9mu vad\u00ed \u2013 p\u0159e\u010dt\u011bte si je, ne\u017e se pust\u00edte do opravy.<\/li>\n<li><strong>EPB elektronicky neobch\u00e1zejte.<\/strong> Vypnut\u00ed bezpe\u010dnostn\u00edch kontrol je ve v\u011bt\u0161in\u011b region\u016f nez\u00e1konn\u00e9 a na svaz\u00edch nebezpe\u010dn\u00e9.<\/li>\n<\/ul>\n<h3>Diagnostick\u00fd postup: \u010cten\u00ed syst\u00e9mu<\/h3>\n<p>Ne\u017e p\u0159ejdete do servisn\u00edho re\u017eimu, <strong>zjistit p\u0159esnou p\u0159\u00ed\u010dinu poruchy<\/strong>. P\u0159ipojte profesion\u00e1ln\u00ed diagnostick\u00fd skener OBD2, kter\u00fd podporuje modul EPB\/BCM:<\/p>\n<ul>\n<li><strong>Na\u010d\u00edst v\u0161echny chybov\u00e9 k\u00f3dy<\/strong> z \u0159\u00eddic\u00ed jednotky brzd (BCM) nebo \u0159\u00eddic\u00ed jednotky elektrick\u00e9ho parkovac\u00edho brzdov\u00e9ho syst\u00e9mu (EPB) (u n\u011bkter\u00fdch vozidel se naz\u00fdv\u00e1 modul ABS, u jin\u00fdch jde o kombinovan\u00fd modul ABS\/EPB)<\/li>\n<li><strong>Zkontrolujte aktu\u00e1ln\u00ed \u00fadaje:<\/strong>\n<ul>\n<li>Odb\u011br proudu motoru EPB (norm\u00e1ln\u00ed provoz: 0,5\u20133 A b\u011bhem pohybu; p\u0159i zablokov\u00e1n\u00ed: 5\u20138 A nebo odpojen\u00ed po uplynut\u00ed \u010dasov\u00e9ho limitu)<\/li>\n<li>Zp\u011btn\u00e1 vazba o poloze t\u0159menu (m\u011bla by zobrazovat posun v procentech)<\/li>\n<li>Hodnoty sn\u00edma\u010de opot\u0159eben\u00ed brzdov\u00fdch desti\u010dek (ov\u011b\u0159te, zda jsou desti\u010dky nyn\u00ed skute\u010dn\u011b siln\u011bj\u0161\u00ed)<\/li>\n<li>Stavy motoru (v pohybu, zablokov\u00e1n, chyba nebo v klidu)<\/li>\n<\/ul>\n<\/li>\n<li><strong>Posouzen\u00ed stavu BCM:<\/strong> Reaguje modul na p\u0159\u00edkazy? Do\u0161lo k vypr\u0161en\u00ed \u010dasov\u00e9ho limitu nebo k poru\u0161e komunikace?<\/li>\n<\/ul>\n<h3>Postup v servisn\u00edm re\u017eimu: krok za krokem<\/h3>\n<p><strong>C\u00edl:<\/strong> Nastavte syst\u00e9m EPB tak, aby motor pod softwarov\u00fdm \u0159\u00edzen\u00edm zcela zasunul, a mohl tak znovu na\u010d\u00edst novou tlou\u0161\u0165ku podlo\u017eky.<\/p>\n<ol>\n<li><strong>P\u0159ipojte diagnostick\u00fd skener<\/strong> k portu OBD2 (motor vypnut\u00fd, zapalov\u00e1n\u00ed zapnut\u00e9)<\/li>\n<li><strong>P\u0159ejd\u011bte do modulu EPB\/Brzdy<\/strong> \u2192 Servisn\u00ed funkce nebo testy servopohon\u016f<\/li>\n<li><strong>Vyberte mo\u017enost \u201cRe\u017eim slu\u017eby EPB\u201d<\/strong> nebo \u201cZata\u017een\u00ed t\u0159menu\u201d<\/li>\n<li><strong>Spustit p\u0159\u00edkaz k zasunut\u00ed motoru<\/strong> \u2013 motor se bude pomalu zasouvat pod plnou kontrolou bez omezen\u00ed odb\u011bru proudu<\/li>\n<li><strong>Po\u010dkejte, a\u017e se proces dokon\u010d\u00ed<\/strong> \u2013 obvykle 10\u201330 sekund; poslouchejte, zda motor b\u011b\u017e\u00ed hladce, bez sk\u0159\u00edp\u00e1n\u00ed<\/li>\n<li><strong>Elektronick\u00e9 uvoln\u011bn\u00ed parkovac\u00ed brzdy<\/strong> prost\u0159ednictv\u00edm servisn\u00edho menu (je-li k dispozici)<\/li>\n<li><strong>Prove\u010fte zapnut\u00ed a vypnut\u00ed cyklu 3\u20135kr\u00e1t:<\/strong>\n<ul>\n<li>Zabrzdit (motor se vysune, brzdov\u00e9 desti\u010dky se sev\u0159ou)<\/li>\n<li>Uvoln\u011bte brzdu (motor se plynule zasune)<\/li>\n<li>Dbejte na plynul\u00fd a tich\u00fd chod<\/li>\n<li>Zkontrolujte, zda se kontrolka po ka\u017ed\u00e9m uvoln\u011bn\u00ed zhasne<\/li>\n<\/ul>\n<\/li>\n<li><strong>Vymazat data adaptivn\u00edho u\u010den\u00ed<\/strong> pokud modul tuto mo\u017enost nab\u00edz\u00ed (obnov\u00ed tov\u00e1rn\u00ed nastaven\u00ed kalibrace, umo\u017en\u00ed nov\u00e9 nau\u010den\u00ed)<\/li>\n<li><strong>Vymazat v\u0161echny chybov\u00e9 k\u00f3dy<\/strong> jakmile motor za\u010dne b\u011b\u017eet plynule<\/li>\n<li><strong>Zku\u0161ebn\u00ed j\u00edzda<\/strong> a ov\u011b\u0159it spr\u00e1vnou funkci<\/li>\n<\/ol>\n<h3>Ov\u011b\u0159en\u00ed po poskytnut\u00ed slu\u017eby<\/h3>\n<p>Nesta\u010d\u00ed jen vymazat chybov\u00e9 k\u00f3dy a odej\u00edt. Ov\u011b\u0159te:<\/p>\n<ul>\n<li>Zaparkujte na svahu se sklonem 15\u201320% a zat\u00e1hn\u011bte parkovac\u00ed brzdu \u2013 dr\u017e\u00ed?<\/li>\n<li>Uvoln\u011bte parkovac\u00ed brzdu \u2013 uvol\u0148uje se plynule, bez sk\u0159\u00edp\u00e1n\u00ed?<\/li>\n<li>V\u0161\u00edmejte si, zda nesly\u0161\u00edte n\u011bjak\u00e9 cvak\u00e1n\u00ed nebo bzu\u010den\u00ed \u2013 p\u0159i norm\u00e1ln\u00edm provozu je za\u0159\u00edzen\u00ed t\u00e9m\u011b\u0159 nesly\u0161iteln\u00e9<\/li>\n<li>B\u011bhem b\u011b\u017en\u00e9 j\u00edzdy by kontrolka nem\u011bla sv\u00edtit<\/li>\n<li>Prove\u010fte 10 cykl\u016f zapnut\u00ed a vypnut\u00ed, abyste zajistili konzistentn\u00ed fungov\u00e1n\u00ed<\/li>\n<li>Znovu prove\u010fte skenov\u00e1n\u00ed modulu \u2013 nem\u011bly by se objevit \u017e\u00e1dn\u00e9 nov\u00e9 chybov\u00e9 k\u00f3dy<\/li>\n<\/ul>\n<h3>Postupy pro servisn\u00ed re\u017eim konkr\u00e9tn\u00edch zna\u010dek<\/h3>\n<p><strong>VW\/Audi:<\/strong> Aplikace VAG-COM nebo OBDeleven \u2192 Modul 3 \u2013 ABS\/EPB \u2192 Skupina 1 \u2192 Testy 02 (Zata\u017een\u00ed) nebo 03 (Uvoln\u011bn\u00ed)<\/p>\n<p><strong>BMW:<\/strong> ISTA\/D \u2192 Komunika\u010dn\u00ed modul vozidla \u2192 \u0158\u00edzen\u00ed parkovac\u00ed brzdy \u2192 Funk\u010dn\u00ed testy \u2192 Zata\u017een\u00ed brzdov\u00e9ho t\u0159menu<\/p>\n<p><strong>Mercedes:<\/strong> DTS\/Xentry \u2192 Brzdov\u00fd syst\u00e9m \u2192 Motor parkovac\u00ed brzdy \u2192 Servisn\u00ed funkce \u2192 Resetovat\/Kalibrovat<\/p>\n<p><strong>Ford:<\/strong> Software Forscan nebo OEM \u2192 Sn\u00edma\u010d brzdov\u00e9ho ped\u00e1lu \u2192 Programov\u00e1n\u00ed modulu \u2192 Kalibrace EPB<\/p>\n<p><strong>Pozn\u00e1mka:<\/strong> Pokud v\u00e1\u0161 diagnostick\u00fd p\u0159\u00edstroj nepodporuje v\u00e1\u0161 v\u016fz, m\u016f\u017ee v\u00e1\u0161 nez\u00e1visl\u00fd servis z\u00edskat p\u0159\u00edstup k origin\u00e1ln\u00edmu softwaru prost\u0159ednictv\u00edm p\u0159edplatn\u00e9ho, p\u0159\u00edpadn\u011b se obr\u00e1tit na autorizovan\u00e9ho prodejce s \u017e\u00e1dost\u00ed o servisn\u00ed reset (60\u2013120 \u20ac).<\/p>\n<h3>Ru\u010dn\u00ed nouzov\u00e9 odblokov\u00e1n\u00ed (diagnostika nen\u00ed k dispozici)<\/h3>\n<p>Pokud nen\u00ed k dispozici diagnostika, v\u011bt\u0161ina vozidel je vybavena mechanick\u00fdm odblokov\u00e1n\u00edm:<\/p>\n<ul>\n<li><strong>VW\/Audi:<\/strong> Sejm\u011bte kryt ru\u010dn\u00ed brzdy; z\u00edsk\u00e1te tak p\u0159\u00edstup k p\u00e1\u010dce pro ru\u010dn\u00ed uvoln\u011bn\u00ed za nastavovac\u00edm krou\u017ekem<\/li>\n<li><strong>BMW:<\/strong> Od\u0161roubujte panel st\u0159edov\u00e9 konzole; najd\u011bte \u010dervenou z\u00e1padku pro nouzov\u00e9 odemknut\u00ed a oto\u010dte ji<\/li>\n<li><strong>Mercedes:<\/strong> Najd\u011bte sestavu motoru EPB pod sedadlem \u0159idi\u010de; pomoc\u00ed vhodn\u00e9ho n\u00e1stroje se dosta\u0148te ke \u0161t\u011brbin\u011b pro ru\u010dn\u00ed uvoln\u011bn\u00ed<\/li>\n<li><strong>Ford:<\/strong> P\u0159\u00edstup k uvol\u0148ovac\u00edmu mechanismu je mo\u017en\u00fd p\u0159es sestavu brzdov\u00e9ho ped\u00e1lu \u2013 p\u0159esnou polohu najdete v servisn\u00ed p\u0159\u00edru\u010dce v\u00fdrobce<\/li>\n<\/ul>\n<p><strong>Upozorn\u011bn\u00ed:<\/strong> Pou\u017eijte ru\u010dn\u00ed spou\u0161t\u011bn\u00ed <em>pouze pokud vozidlo stoj\u00ed na rovn\u00e9m povrchu<\/em> a jste si v\u011bdomi souvisej\u00edc\u00edch rizik. Co nejd\u0159\u00edve znovu spus\u0165te syst\u00e9m s diagnostikou.<\/p>\n<h3>\u010cast\u00e9 chyby, kter\u00fdm je t\u0159eba se vyhnout<\/h3>\n<ul>\n<li><strong>P\u00e1ka brzdov\u00e9ho t\u0159menu s nucen\u00fdm ovl\u00e1d\u00e1n\u00edm<\/strong> \u2013 Po\u0161kod\u00edte t\u011bsn\u011bn\u00ed motoru a probl\u00e9m se stane trval\u00fdm<\/li>\n<li><strong>P\u0159ipojen\u00ed nap\u011bt\u00ed 12 V p\u0159\u00edmo na svorky motoru<\/strong> \u2013 T\u00edm se obejde omezen\u00ed proudu a dojde k p\u0159eh\u0159\u00e1t\u00ed motoru<\/li>\n<li><strong>Ignorov\u00e1n\u00ed chybov\u00fdch k\u00f3d\u016f a jejich pouh\u00e9 vymaz\u00e1n\u00ed<\/strong> \u2013 Chyby se opakuj\u00ed, proto\u017ee nebyla odstran\u011bna jejich hlavn\u00ed p\u0159\u00ed\u010dina<\/li>\n<li><strong>Odpojen\u00ed baterie<\/strong> \u2013 To nepom\u016f\u017ee; jen to vyma\u017ee diagnostickou historii, kterou pot\u0159ebujete<\/li>\n<li><strong>Kombinace star\u00fdch a nov\u00fdch podlo\u017eek<\/strong> \u2013 Syst\u00e9m p\u0159edpokl\u00e1d\u00e1 rovnom\u011brnou tlou\u0161\u0165ku; nesoum\u011brn\u00e9 brzdov\u00e9 desti\u010dky zp\u016fsobuj\u00ed nespr\u00e1vn\u00e9 ur\u010den\u00ed polohy brzdov\u00e9ho t\u0159menu<\/li>\n<\/ul>\n<h3>Rozpis n\u00e1klad\u016f<\/h3>\n<ul>\n<li><strong>Resetov\u00e1n\u00ed EPB sv\u00e9pomoc\u00ed pomoc\u00ed OBDeleven\/Forscan:<\/strong> 0 \u20ac (p\u0159edplatn\u00e9 aplikace 50\u2013100 \u20ac ro\u010dn\u011b, jednor\u00e1zov\u00e1 platba, pokud pl\u00e1nujete v\u00edce zak\u00e1zek)<\/li>\n<li><strong>Servis\/reset EPB u prodejce:<\/strong> 60\u2013180 \u20ac (v z\u00e1vislosti na zna\u010dce a regionu)<\/li>\n<li><strong>V\u00fdm\u011bna motoru EPB:<\/strong> 300\u2013800 \u20ac (cena motoru + pr\u00e1ce)<\/li>\n<li><strong>V\u00fdm\u011bna cel\u00e9 sestavy zadn\u00edho brzdov\u00e9ho t\u0159menu:<\/strong> 400\u20131 200 \u20ac (v p\u0159\u00edpad\u011b z\u00e1va\u017en\u00e9ho po\u0161kozen\u00ed pohonu)<\/li>\n<\/ul>\n<p><strong>Chytr\u00e1 volba:<\/strong> Rad\u011bji te\u010f v\u011bnujte 30 minut diagnostice, ne\u017e abyste pozd\u011bji museli zaplatit v\u00edce ne\u017e 200 \u20ac za slu\u017eby v autorizovan\u00e9m servisu.<\/p>\n<h3>\u010casto kladen\u00e9 ot\u00e1zky<\/h3>\n<p><strong>Ot\u00e1zka: Mohu vym\u011bnit brzdov\u00e9 desti\u010dky bez diagnostiky elektronick\u00e9ho parkovac\u00edho brzdov\u00e9ho syst\u00e9mu (EPB)?<\/strong><br \/>\nA: Ano, ale pouze v p\u0159\u00edpad\u011b, \u017ee je va\u0161e vozidlo vybaveno manu\u00e1ln\u00ed parkovac\u00ed brzdou nebo star\u0161\u00edm syst\u00e9mem EPB bez adaptivn\u00edho u\u010den\u00ed. U modern\u00edch adaptivn\u00edch syst\u00e9m\u016f EPB (od roku 2010) je po v\u00fdm\u011bn\u011b brzdov\u00fdch desti\u010dek nutn\u00e9 p\u0159epnout do servisn\u00edho re\u017eimu, jinak se brzdy zaseknou. V\u017edy si zkontrolujte servisn\u00ed p\u0159\u00edru\u010dku pro v\u00e1\u0161 konkr\u00e9tn\u00ed model.<\/p>\n<p><strong>Ot\u00e1zka: Co d\u011blat, kdy\u017e se motor nepohybuje ani v servisn\u00edm re\u017eimu?<\/strong><br \/>\nA: Motor je pravd\u011bpodobn\u011b vnit\u0159n\u011b po\u0161kozen\u00fd nebo zad\u0159en\u00fd. Zkontrolujte odb\u011br proudu \u2013 pokud dojde k prudk\u00e9mu n\u00e1r\u016fstu nad 8 A a n\u00e1sledn\u00e9mu vypnut\u00ed, znamen\u00e1 to, \u017ee motor je mechanicky zad\u0159en\u00fd. Je nutn\u00e9 motor vym\u011bnit; samotn\u00e1 diagnostika tento probl\u00e9m nevy\u0159e\u0161\u00ed.<\/p>\n<p><strong>Ot\u00e1zka: Je bezpe\u010dn\u00e9 \u0159\u00eddit s chybov\u00fdm k\u00f3dem EPB?<\/strong><br \/>\nA: Parkovac\u00ed brzda nemus\u00ed na svahu udr\u017eet vozidlo a syst\u00e9m z\u016fstane v poruchov\u00e9m stavu. Opatrn\u011b doje\u010fte na rovn\u00fd ter\u00e9n a neprodlen\u011b prove\u010fte diagnostiku. Dlouhodob\u00e1 j\u00edzda s poruchou elektronick\u00e9 parkovac\u00ed brzdy (EPB) s sebou nese riziko selh\u00e1n\u00ed brzd na svahu.<\/p>\n<p><strong>Ot\u00e1zka: Pot\u0159ebuji origin\u00e1ln\u00ed software, nebo sta\u010d\u00ed b\u011b\u017en\u00fd skener?<\/strong><br \/>\nA: B\u011b\u017en\u00e9 diagnostick\u00e9 p\u0159\u00edstroje dok\u00e1\u017eou na\u010d\u00edst k\u00f3dy, ale obvykle se nedok\u00e1\u017eou p\u0159epnout do servisn\u00edho re\u017eimu. K pln\u00e9mu vyu\u017eit\u00ed funkc\u00ed jsou zapot\u0159eb\u00ed zna\u010dkov\u00e9 n\u00e1stroje (VAG-COM, Forscan, OBDeleven) nebo software od v\u00fdrobce. P\u0159ed zah\u00e1jen\u00edm pr\u00e1ce si zkontrolujte technick\u00e9 parametry sv\u00e9ho diagnostick\u00e9ho p\u0159\u00edstroje.<\/p>\n<p><strong>Ot\u00e1zka: Jak dlouho trv\u00e1 servisn\u00ed re\u017eim?<\/strong><br \/>\nA: Celkem 15\u201330 minut \u2013 diagnostika a zad\u00e1n\u00ed \u00fadaj\u016f (5 min), postup v servisn\u00edm re\u017eimu (10\u201320 min), ov\u011b\u0159en\u00ed (5 min).<\/p>\n<p><strong>Ot\u00e1zka: Funguje resetov\u00e1n\u00ed servisn\u00edho re\u017eimu u v\u0161ech vozidel?<\/strong><br \/>\nA: Funguje to u v\u0161ech vozidel s elektronickou parkovac\u00ed brzdou, p\u0159esn\u00fd postup se v\u0161ak li\u0161\u00ed podle v\u00fdrobce. Pod\u00edvejte se do servisn\u00ed p\u0159\u00edru\u010dky k va\u0161emu vozidlu nebo se obra\u0165te na m\u00edstn\u00ed nez\u00e1visl\u00fd servis, kter\u00fd m\u00e1 zku\u0161enosti s elektronickou parkovac\u00ed brzdou.<\/p>\n<h3>Z\u00e1v\u011bre\u010dn\u00fd kontroln\u00ed seznam<\/h3>\n<p><strong>Ne\u017e za\u010dnete:<\/strong><\/p>\n<ul>\n<li>\u2610 Ov\u011b\u0159te, zda je nainstalov\u00e1n syst\u00e9m EPB (pod\u00edvejte se do servisn\u00edho manu\u00e1lu nebo zkontrolujte modul pomoc\u00ed skeneru)<\/li>\n<li>\u2610 Z\u00edskat diagnostick\u00fd n\u00e1stroj s podporou modulu EPB<\/li>\n<li>\u2610 Na\u010d\u00edst chybov\u00e9 k\u00f3dy a porozum\u011bt konkr\u00e9tn\u00ed chyb\u011b<\/li>\n<li>\u2610 Prostudujte si postup \u00fadr\u017eby pro danou zna\u010dku uveden\u00fd v p\u0159\u00edru\u010dce<\/li>\n<\/ul>\n<p><strong>B\u011bhem provozu:<\/strong><\/p>\n<ul>\n<li>\u2610 Sledujte odb\u011br proudu motoru v re\u00e1ln\u00e9m \u010dase \u2013 b\u011bhem b\u011b\u017en\u00e9ho zata\u017een\u00ed by nem\u011bl p\u0159ekro\u010dit 3 A<\/li>\n<li>\u2610 Poslechn\u011bte si, zda motor b\u011b\u017e\u00ed hladce (bez sk\u0159\u00edp\u00e1n\u00ed nebo bzu\u010den\u00ed)<\/li>\n<li>\u2610 Prove\u010fte v\u0161echny cykly zapnut\u00ed\/vypnut\u00ed v provozn\u00edm re\u017eimu<\/li>\n<li>\u2610 Vymazat k\u00f3dy a\u017e po \u00fasp\u011b\u0161n\u00e9m absolvov\u00e1n\u00ed test\u016f motoru<\/li>\n<\/ul>\n<p><strong>Poprodejn\u00ed servis:<\/strong><\/p>\n<ul>\n<li>\u2610 Zkou\u0161ka na svahu \u2013 parkovac\u00ed brzda mus\u00ed udr\u017eet vozidlo v klidu<\/li>\n<li>\u2610 Zkontrolujte, zda kontrolka nesv\u00edt\u00ed<\/li>\n<li>\u2610 Op\u011btovn\u00e9 skenov\u00e1n\u00ed modulu \u2013 nem\u011bly by se objevit \u017e\u00e1dn\u00e9 nov\u00e9 poruchy<\/li>\n<li>\u2610 Zaznamenejte poskytnutou slu\u017ebu pro sv\u00e9 z\u00e1znamy<\/li>\n<\/ul>\n<p><strong>Probl\u00e9my s elektronickou parkovac\u00ed brzdou nevy\u017eaduj\u00ed n\u00e1kladn\u00e9 n\u00e1v\u0161t\u011bvy servisu \u2013 vy\u017eaduj\u00ed spr\u00e1vn\u00fd diagnostick\u00fd postup.<\/strong> P\u0159ejd\u011bte do servisn\u00edho re\u017eimu, nechte syst\u00e9m prov\u00e9st rekalibraci a u\u017eijte si hladk\u00fd a spolehliv\u00fd chod parkovac\u00ed brzdy po mnoho dal\u0161\u00edch let.<\/p>","protected":false},"excerpt":{"rendered":"<p>EPB se nezat\u00e1hne po brzdov\u00fdch desti\u010dk\u00e1ch? Vstupte do servisn\u00edho re\u017eimu s diagnostikou a bezpe\u010dn\u011b resetujte motor, m\u00edsto abyste platili prodejci v\u00edce ne\u017e 120 EUR za servis.<\/p>","protected":false},"author":2,"featured_media":3990,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[30],"tags":[],"class_list":["post-3991","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-diagnostic-guides"],"aioseo_notices":[],"uagb_featured_image_src":{"full":["https:\/\/obdprofi.com\/wp-content\/uploads\/2026\/05\/epb-service-mode-featured-scaled.jpg",2560,1429,false],"thumbnail":["https:\/\/obdprofi.com\/wp-content\/uploads\/2026\/05\/epb-service-mode-featured-150x150.jpg",150,150,true],"medium":["https:\/\/obdprofi.com\/wp-content\/uploads\/2026\/05\/epb-service-mode-featured-300x167.jpg",300,167,true],"medium_large":["https:\/\/obdprofi.com\/wp-content\/uploads\/2026\/05\/epb-service-mode-featured-768x429.jpg",768,429,true],"large":["https:\/\/obdprofi.com\/wp-content\/uploads\/2026\/05\/epb-service-mode-featured-1024x572.jpg",1024,572,true],"1536x1536":["https:\/\/obdprofi.com\/wp-content\/uploads\/2026\/05\/epb-service-mode-featured-1536x857.jpg",1536,857,true],"2048x2048":["https:\/\/obdprofi.com\/wp-content\/uploads\/2026\/05\/epb-service-mode-featured-2048x1143.jpg",2048,1143,true],"trp-custom-language-flag":["https:\/\/obdprofi.com\/wp-content\/uploads\/2026\/05\/epb-service-mode-featured-18x10.jpg",18,10,true],"woocommerce_thumbnail":["https:\/\/obdprofi.com\/wp-content\/uploads\/2026\/05\/epb-service-mode-featured-300x300.jpg",300,300,true],"woocommerce_single":["https:\/\/obdprofi.com\/wp-content\/uploads\/2026\/05\/epb-service-mode-featured-600x335.jpg",600,335,true],"woocommerce_gallery_thumbnail":["https:\/\/obdprofi.com\/wp-content\/uploads\/2026\/05\/epb-service-mode-featured-100x100.jpg",100,100,true]},"uagb_author_info":{"display_name":"Alex","author_link":"https:\/\/obdprofi.com\/cs\/author\/alex\/"},"uagb_comment_info":0,"uagb_excerpt":"EPB won't retract after brake pads? Enter service mode with diagnostics to safely reset the motor instead of paying the dealer \u20ac120+ per service.","_links":{"self":[{"href":"https:\/\/obdprofi.com\/cs\/wp-json\/wp\/v2\/posts\/3991","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/obdprofi.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/obdprofi.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/obdprofi.com\/cs\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/obdprofi.com\/cs\/wp-json\/wp\/v2\/comments?post=3991"}],"version-history":[{"count":0,"href":"https:\/\/obdprofi.com\/cs\/wp-json\/wp\/v2\/posts\/3991\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/obdprofi.com\/cs\/wp-json\/wp\/v2\/media\/3990"}],"wp:attachment":[{"href":"https:\/\/obdprofi.com\/cs\/wp-json\/wp\/v2\/media?parent=3991"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/obdprofi.com\/cs\/wp-json\/wp\/v2\/categories?post=3991"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/obdprofi.com\/cs\/wp-json\/wp\/v2\/tags?post=3991"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}