{"id":998485,"date":"2026-07-22T10:11:45","date_gmt":"2026-07-22T10:11:45","guid":{"rendered":"https:\/\/revonik.de\/produkt\/mercedes-mrg1-motorsteuergeraet-reparatur"},"modified":"2026-07-23T19:09:04","modified_gmt":"2026-07-23T19:09:04","slug":"mercedes-mrg1-motorsteuergeraet-reparatur","status":"publish","type":"repair","link":"https:\/\/revonik.de\/en\/produkt\/mercedes-mrg1-motorsteuergeraet-reparatur\/mercedes\/gt%2fgts\/2018-","title":{"rendered":"MRG1 Mercedes GT\/GTS"},"content":{"rendered":"<div class=\"vgblk-rw-wrapper limit-wrapper\">\n<p>Anyone who works with modern Mercedes control units on a daily basis will be familiar with the pattern: The <b>Bosch MRG1 engine control unit (MG1CP002)<\/b> In Mercedes-Benz and AMG vehicles from 2020 onwards, faults occur that are almost impossible to pinpoint without specialist equipment \u2013 no communication, engine fault, emergency running mode active. Revonik repairs your MRG1 control unit at component level, within 2\u20134 working days and at a cost up to 70 % cheaper than a new part.<\/p>\n<p><b>Typical fault patterns in the Bosch MRG1 control unit<\/b><\/p>\n<p>No communication with the control unit possible<\/p>\n<ul>\n<li>Various misfires<\/li>\n<li>Engine fault warning on the instrument cluster<\/li>\n<li>Emergency mode active, engine power significantly reduced<\/li>\n<\/ul>\n<p><b>Why Revonik?<\/b> Our technicians repair the latest generation of Mercedes engine control units at component level \u2013 rather than simply replacing them. The original unit is retained and the vehicle-specific coding remains stored.<\/p>\n<ul>\n<li>Up to 70 % cheaper than a new part from the manufacturer<\/li>\n<li>Plug &amp; Play \u2013 no reprogramming required<\/li>\n<li>Repair within 2\u20134 working days of receipt of the device<\/li>\n<li>24-month warranty on the repair work<\/li>\n<\/ul>\n<p><b>Frequently Asked Questions<\/b><\/p>\n<p><b>Will the coding remain intact after the repair?<\/b> Yes. We repair the original control unit at component level. The vehicle-specific coding is retained in full \u2013 no reprogramming is necessary.<\/p>\n<p><b>What happens if the control unit cannot be repaired?<\/b> We will inform you of the diagnosis and, in this case, will only charge the standard diagnostic fee of \u20ac69.00 (including VAT). The device will be returned to you on request.<\/p>\n<p><b>How long will the repair take?<\/b> Standard repairs take 2\u20134 working days from receipt of the device. An express option is available for standard faults (repair within 48 hours, plus \u20ac149.00 incl. VAT).<\/p>\n<\/div>\n<p><!-- .vgblk-rw-wrapper --><\/p>","protected":false},"excerpt":{"rendered":"<p>Wer t\u00e4glich mit modernen Mercedes-Steuerger\u00e4ten arbeitet, kennt das Muster: Das Bosch MRG1 Motorsteuerger\u00e4t (MG1CP002) in Mercedes-Benz und AMG Fahrzeugen ab 2020 zeigt Ausf\u00e4lle, die sich ohne Spezialtechnik kaum eingrenzen lassen \u2013 keine Kommunikation, Motorst\u00f6rung, Notlaufprogramm aktiv. Revonik repariert Ihr MRG1 Steuerger\u00e4t auf Bauteilebene, in 2\u20134 Werktagen und bis zu 70 % g\u00fcnstiger als ein Neuteil&#8230;.<\/p>","protected":false},"featured_media":998484,"template":"","vehicle_make":[5306],"vehicle_model":[16378],"vehicle_part":[66,16377],"vag_part_number":[16387,16386,16389,16385,16390,16388],"fault_code":[16379,16380,16381,16382,16383,16384],"fault_manufacturer":[5308],"class_list":["post-998485","repair","type-repair","status-publish","has-post-thumbnail","hentry","vehicle_make-mercedes","vehicle_model-gt-gts","vehicle_part-motorsteuergerat","vehicle_part-mrg1","vag_part_number-0261s101zf","vag_part_number-0261s17117","vag_part_number-0261s20167","vag_part_number-a2569000100","vag_part_number-a2569001200","vag_part_number-a2569003100","fault_code-p035196","fault_code-p035296","fault_code-p035396","fault_code-p035496","fault_code-p035596","fault_code-p035696","fault_manufacturer-mercedes"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.6 (Yoast SEO v28.1) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Mercedes MRG1 Motorsteuerger\u00e4t Reparatur | Revonik<\/title>\n<meta name=\"description\" content=\"MRG1 Steuerger\u00e4t Mercedes defekt? 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