2013 Lexus GS300h octane

293
4 4-4. Refueling
Driving
GS450h_300h_OM_OM30D53E_(EE)
Opening the fuel tank cap
Close all the doors and windows, and turn the power switch off.
Confirm the type of fuel.
Fuel types
GS300h
EU area:
Unleaded gasoline conforming to European standard EN228, Research
Octane Number of 91 or higher
Except EU area:
Unleaded gasoline, Research Octane Number of 91 or higher
GS450h
EU area:
Unleaded gasoline conforming to European standard EN228, Research
Octane Number of 95 or higher
Except EU area:
Unleaded gasoline, Research Octane Number of 95 or higher
Use of ethanol blended gasoline in a gasoline engine
Lexus allows the use of ethanol blended gasoline where the ethanol content
is up to 10%. Make sure that the ethanol blended gasoline to be used has a
Research Octane Number that follows the above.
Perform the following steps to open the fuel tank cap:
Before refueling the vehicle

929
8 8-1. Specifications
Vehicle specifications
GS450h_300h_OM_OM30D53E_(EE)
Fuel
Fuel type
EU area:
Unleaded gasoline conforming to
European standard EN228 only
Except EU area:
Unleaded gasoline only
Research Octane
NumberGS300h91 or higher
GS450h95 or higher
Fuel tank capacity (Reference)66 L (17.4 gal., 14.5 Imp.gal.)
Electric motor (traction motor)
Ty p ePermanent magnet synchronous
motor
Maximum outputGS300h105 kW
GS450h147 kW
Maximum torqueGS300h300 N•m (30.6 kgf•m, 221.3 ft•lbf)
GS450h275 N•m (28.0 kgf•m, 202.8 ft•lbf)

941
8 8-1. Specifications
Vehicle specifications
GS450h_300h_OM_OM30D53E_(EE)
Fuel information
Fuel tank opening for unleaded gasoline
To help prevent incorrect fueling, your vehicle has a fuel tank opening that
only accommodates the special nozzle on unleaded fuel pumps.
If your engine knocks
Consult any authorized Lexus dealer or repairer, or another duly qualified
and equipped professional.
You may occasionally notice light knocking for a short time while acceler-
ating or driving uphill. This is normal and there is no need for concern.
GS300h
EU area:
Your vehicle must use only unleaded gasoline conforming to Euro-
pean standard EN228.
For optimum engine performance, select unleaded gasoline with a
Research Octane Number of 91 or higher.
Except EU area:
Your vehicle must use only unleaded gasoline.
For optimum engine performance, select unleaded gasoline with a
Research Octane Number of 91 or higher.
GS450h
EU area:
Your vehicle must use only unleaded gasoline conforming to Euro-
pean standard EN228.
For optimum engine performance, select unleaded gasoline with a
Research Octane Number of 95 or higher.
Except EU area:
Your vehicle must use only unleaded gasoline.
For optimum engine performance, select unleaded gasoline with a
Research Octane Number of 95 or higher.