The coolant system is a closed system and all maintenance must be performed by a trained technician. Contact a workshop1 as soon as possible if you receive a warning message that service is required.
Important
Do not open the coolant tank cap and do not add any fluids. Doing this can cause damage that is not covered by the warranty.
Warning
Never ingest coolant. It can damage kidneys and other organs. The product contains ethylene glycol, inhibitor, water, etc.