2012 TOYOTA PRIUS PLUS octane

140 1-6. Refueling
PRIUS +_OM_OM47821E_(EE)
Closing the fuel tank cap
After refueling, turn the fuel tank
cap until you hear a click. Once
the cap is released, it will turn
slightly in the opposite direction.
Fuel types
Except EU area:
Unleaded gasoline, Research Octane Number of 95 or higher
EU area:
Unleaded gasoline conforming to European standard EN228, Research
Octane Number of 95 or higher
Use of ethanol blended gasoline in a gasoline engine
Toyota 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.
Fuel tank capacity
Approximately 45 L (11.9 gal., 9.9 Imp. gal.)

542 6-1. Specifications
PRIUS +_OM_OM47821E_(EE)Engine number
The engine number is stamped
on the engine block as shown.
Engine
Fuel
Model2ZR-FXE
Type 4-cylinder in line, 4-cycle, gasoline
Bore and stroke 80.5  88.3 mm (3.17  3.48 in.)
Displacement 1798 cm3 (109.7 cu.in.)
Valve clearance
(engine cold)Automatic adjustment
Fuel type
Except EU area:
Unleaded gasoline only
EU area:
Unleaded gasoline conforming to European stan-
dard EN228 only
Research Octane
Number95 or higher
Fuel tank capacity
(Reference)45 L (11.9 gal., 9.9 Imp.gal.)

552
6-1. Specifications
PRIUS +_OM_OM47821E_(EE)
Fuel infor mation
Fuel tank opening for unleaded gasoline
To help prevent incorrect fueling, your Toyota has a fuel tank opening that
only accommodates the special nozzle on unleaded fuel pumps.
If your engine knocks
Consult any authorized Toyota dealer or repairer, or another duly quali-
fied 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.
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.
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.