Mercedes Auxiliary Battery Malfunction A Step-by-Step Guide to Resolution

This (exclusion of wiring faults from extended warranty, plus the failure in the first place) might consign Mercedes to the never buy from again ... Your Mercedes-Benz E 350's auxiliary battery may go bad due to regular wear and tear or sudden impact. On average, auxiliary batteries last up to seven years. Disconnecting the battery cable for a short period will not fully reset your ECU because residual power remains in the circuits. Did you get the dreaded "Auxiliary Battery Malfunction" alert in your vehicles instrument cluster screen? In this DIY how to video, ... if you drive for a long enough time before the error appears, it may indicate a fault in your charging path. If it's able to recharge when you ... Battery: ACDelco Auxiliary Battery Aux 14-200 Follow my Ig @top_gyal_ml63. This can indicate a fault with the wiring leading to the battery, a fault with one of the SAM body computers, or a fault with the battery control module ... Sounds like your second battery might be on its last leg. 2018 Infiniti QX30 Premium (Mother's Car) 2021 Mazda CX-5 Carbon Edition Turbo (My Car) A Mercedes-Benz auxiliary battery replacement typically costs between $200 and $300. Labor expenses are predicted to range from $50 to $100; ... This morning, I got the "Auxiliary Battery Malfunction" warning message. It was a cold morning (maybe around 30 degrees F). Everything ...