Toyota 4RUNNER 2010 Quick Reference Manual page 626

5-2. Steps to take in an emergency
NOTICE
■
When adding engine coolant
Wait until the engine has cooled down before adding engine coolant.
When adding coolant, do so slowly. Adding cool coolant to a hot engine too
quickly can cause damage to the engine.
5
605
I n f o r ma t i o n P r o v i d e d b y :