Mercedes-Benz S55 AMG odometer malfunction after repeated battery disconnections, remains unresolved on Mercedes-Benz S55 AMG

Some Mercedes-Benz S55 AMG owners report experiencing odometer malfunctions after repeated battery disconnections, which can stem from several factors. These owners note that a partially discharged battery may lead to instrument cluster issues, making it essential to fully charge or replace the battery for optimal functionality. Additionally, corrosion on the terminals connecting the wire harness to the instrument cluster can cause further malfunctions, highlighting the importance of checking and addressing any corrosion. When it comes to resetting the odometer, some owners find it necessary to follow specific procedures to ensure accurate tracking of fuel efficiency and journeys. If problems persist, seeking assistance from a qualified Mercedes mechanic or dealership is advisable, as they can provide specialized diagnostics for complex issues. Furthermore, some owners mention that only a few repair shops can reset the mileage and program a used instrument cluster, and if there is a recall related to the cluster, the dealer can address it at no cost. Regular maintenance and service are also emphasized by some owners as crucial for preventing and addressing odometer malfunctions, ensuring the longevity of the vehicle.