Coolant
The car has an advanced coolant system which regulates the temperature of the electric drive and in the passenger compartment. The system is available regardless of whether the car is parked, being charged or driven.
The coolant system is a closed system and all maintenance must be performed by a qualified technician. Contact a workshop1 as soon as possible if you get a warning message saying a service is needed.
Important
![P6-XC40H-Coolant fluid warning](https://www.volvocars.com/images/support/img601d97568b61c3fbc0a801522922fea2_1_--_--_VOICEpnghigh.png?imwidth=1280)
Do not open the lid of the coolant tank, and do not top up any fluid. Doing this may result in damage that is not covered by the warranty.
Warning
Swallowing coolant is hazardous, it may cause damage to organs (kidneys). The product contains ethylene glycol, inhibitor, water, etc.