2008 Toyota Highlander Owners Manual - Page 1129

6-1. Specifications Automatic transaxle Fluid capacity (drain and refill) Fluid type 3.7 qt. (3.5 L, 3.1 Imp.qt.) Toyota Genuine ATF WS NOTICE n Automatic transmission fluid type Using automatic transmission fluid other than "Toyota Genuine ATF WS" may cause deterioration in shift quality, locking up of your transmission accompanied by vibration, and ultimately damage the automatic transmission of your vehicle. Transfer (4WD models) Oil capacity Oil type Recommended oil viscosity 1.0 qt. (0.9 L, 0.8 Imp.qt.) Hypoid gear oil API GL-5 Above 0°F (-18°C): SAE 90 Below 0°F (-18°C): SAE 80W or 80W-90 536