Toyota Highlander Hybrid 2013 Manual page 617

Cooling system
Capacity (Reference)
Gasoline engine
Power control unit
Coolant type
14.3 qt. (13.5 L, 11.9 Imp. qt.)
2.4 qt. (2.3 L, 2.0 Imp. qt.)
Use either of the following.
• "Toyota Super Long Life Coolant"
• Similar high-quality ethylene glycol-based
non-silicate, non-amine, non-nitrite, and
non-borate coolant with long-life hybrid
organic acid technology
Do not use plain water alone.
6-1. Specifications
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