How To Solve Your Volvo Auxiliary Battery Malfunction? Diagnose, repair and restore your Volvo to its full working condition. While driving your Volvo, you may notice a message on the dashboard that says, "Start/Stop service required". This malfunction is related to the auxiliary battery, also commonly referred to as the support battery or the Start/Stop battery.. Volvo XC90 Start Stop message. How to replace support battery and reset the system ------- Whats the Purpose Of Support Battery?
The car would still display the message "start/stop battery bla bla service required".. and so I thought that the battery was dead. Again, just ignored it (I don't really like the start/stop system most of the time anyway).. My volvo xc90 2018 has a message that says start /stop service is required is this something I can fix? The car runs