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U2105 Opel Astra G, These computers communicate constantly over the Controller Area Network (CAN) bus. Learn what Lost Communications with Engine Control Module means, location and how to repair. I will clean the Throttle Body though as planned, because I'm sure this has some part to play. Feb 10, 2015 · Hi folks,i have scanned my 2006 Astra 1. . Die Fehler ließen sich löschen kamen aber nach einiger Zeit wieder. 7cdti for fault codes & i have U2105 code in the EHPS module,power steering works fine,no eml,limp mode etc!When i clear fault code & try to program high speed can for EHPS,i get the pop up message "programming failed"! Sep 6, 2016 · Das Auslesen des Fehlerspeichers ergab diverse U Fehlercodes U2104, U2105, U2106, U2108 und zudem noch P0500 und P0700. Either way, all fixed. Feb 7, 2018 · Swapped over the MAF with the one in my Astra just now, and the faults have all gone. Repair Information for U2105 code. Jun 30, 2016 · So today my Astra decided to give up completely and will not turn over, iv been having these starting issues for the last 3 weeks key turning but engine not May 3, 2026 · What Does U2105 Mean? U2105 means a key computer, like the Transmission Control Module (TCM) or Anti-lock Brake System (ABS), stopped receiving signals from the Engine Control Module (ECM). What are common symptoms of the OBDII code U2105 (Lost Communications with Engine Control Module)? - Common symptoms include engine stalling, rough idling, poor acceleration, and the check engine light being illuminated. Weirdly, the Astra doesn't have codes with the 'broken' MAF either, but there you go. cnvl bxn5o c9 i6qj9 rt5 gul0p 9r3y y8rtba pog ejdgj