00 00. Checking coolant level In event of topping up: checking concentration
WARNING: This page does not describe the selected car, but rather 13 other vehicles, including the 2006 BMW 330Ci, 2006 BMW 325Ci, 2005 BMW 325xi, 2005 BMW 325i, and 2005 BMW 325Ci. However, it is still accessible from the selected car via links, so may be relevant.
Check coolant level in expansion tank. Coolant level must be between Min. and Max. markings.
If necessary, top up coolant to max. fill level.
Check concentration with antifreeze tester (SWZ) in coolant expansion tank.
If necessary, drain differential quantity from radiator drain plug and top up with recommended coolant.