Lubricants and operating fluids
Application. Here are the recommendations of the manufacturer, which are not valid at the time of writing this manual. Manufacturers update specifications for non-operating fluids and lubricants from time to time. Therefore, contact your dealership's Parts Department for current recommendations.
Engine Oil - API Certified for Gasoline Engines
- Viscosity - SAE 5W-30
Fuel
- Four-cylinder engine - Unleaded fuel, B7 octane rating or higher
- V6 engine - Unleaded fuel, 91 octane or higher
Coolant - Toyota Super Long Life Coolant or equivalent silicate/amine/nitrate/borate free long life ethylene glycol based organic acid hybrid technology coolant (Hybrid Organic Acid Technology (HOAT).
Transmission fluid
Highlander
- 2005 and prior models - Toyota ATF Type T-IV Automatic Transmission Fluid
- 2006 Models - Toyota ATF Type WS Automatic Transmission Fluid
RX 300/330 - Transmission fluid for automatic transmission Toyota ATF Type T IV
Brake Fluid - DOT 3
Power Steering Fluid - DEXRON® II or III
- Transmission oil for transfer case (all-wheel drive models) — Hypoid oil API GL-5 SAE 80W-90
- Transmission oil for rear differential (all-wheel drive models) — Hypoid oil API GL-5 SAE 80W-90
Refueling volumes
Engine oil (including filter)
- Four-cylinder engine - 3.8 l
- V6 engine - 4.7 l
Coolant
Highlander (2003 and prior models)
- Four-cylinder engine - up to 6.4 liters
- V6 engine - up to 9.4 liters
Highlander (2004 and later models)
Four cylinder engine
- With rear heater - up to 8.5 l
- Without rear heater - up to 7.1 l
V6 engine
- With rear heater - up to 11.4 l
- Without rear heater - up to 10.1 l
RX 300/330 - up to 9.6 l
- Automatic transmission in a block with a driving axle (drain and fill) - up to 3.9 l
- Transfer case (all-wheel drive models) — 0.9 l
- Rear differential (all-wheel drive models) — 0.9 l
Ignition system
Spark plug
- Type 1 - NGK IFR6A11 or equivalent
- Type 2 - Nippondenso SK20R11 or equivalent
Interelectrode gap — 1.1 mm
The order of operation of the cylinders
- Four-cylinder engine - 1-3-4-2
- V6 engine - 1-2-3-4-5-6
Valve clearances (on a cold engine)
Four cylinder engine
- Inlet - 0.19-0.29 mm
- Release - 0.30-0.40 mm
V6 engine
- Inlet - 0.15-0.25 mm
- Release - 0.25-0.35 mm
Brakes
- Friction lining thickness of disc brake pad (minimum) — 1.5 mm
Tightening torques for threaded connections, Nm (unless otherwise stated)
Automatic transmission in a block with a driving axle
- Pallet bolts - 7-6
- Strainer Bolts - 11
Spark plug
- Four-cylinder engine - 19
V6 engine
- 2003 and prior models - 18
- 2004 and later models - 25
Wheel nuts - 103