Power Electronics And Battery Thermal Management Systems - Cooling Pressure Caps - Fiat 500e Owner's Manual

288 MAINTAINING YOUR VEHICLE
NOTE: DO NOT REMOVE THE COOLANT PRESSURE
CAP WHEN THE COOLING SYSTEM IS HOT.
WARNING!
You or others can be badly burned by hot coolant
(antifreeze) or steam from your radiator. If you see or
hear steam coming from under the hood, do not open
the hood until the radiator has had time to cool.
Never try to open a cooling system pressure cap
when the radiator is hot.
Power Electronics and Battery Thermal
Management Systems — Cooling Pressure Caps
The caps must be fully tightened to prevent loss of coolant
(antifreeze).
The caps should be inspected and cleaned if there is any
accumulation of foreign material on the sealing surfaces.