The current mileage reading is stored for the battery replacement. Important! If the new battery is not registered, incorrect readings may appear in the display of the on-board computer due to old data in the power management system (check control message ”Recharge battery” appears even though the battery is new).Ī service function informs the power management in the Digital Engine Electronics (DME) or the Digital Diesel Electronics (DDE) of a battery replacement. Power management will charge the new battery as if it’s the old worn out battery, causing premature failure of the replacement battery. If the battery replacement is not registered, the power management will not function properly and can lead to functions being limited by individual electrical consumers being switched off or having their power consumption reduced. The registration of the battery replacement is required to inform the power management (software in engine electronics and intelligent battery sensor) that a new battery was installed in the vehicle. Topic: focus on why register the BMW battery replacement, BMW Battery Registration with Rheingold ISTA procedure.īMWs need to know when you replace the battery, battery capacity and battery type must be registered! YOU DO NEED TO REGISTER battery replacements on BMWs with an IBS (Intelligent Battery Sensor).Īfter installing a new battery, the service function ‘Register battery replacement’ must be run.
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