00 00... Checking coolant level In event of topping up: checking concentration
WARNING: This page does not describe the selected car, but rather 11 other vehicles, including the 2006 BMW 330Ci, 2005 BMW 330i, 2005 BMW 330Ci, 2004 BMW 330i, and 2004 BMW 330Ci. 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, refer to OPERATING FLUIDS - MAINTENANCE & GENERAL INFORMATION SI Operating Fluids.