
Part Number 1017
2001-09 Toyota Prius
1.5L Engine
Tools Required For Installation
10mm, 12mm Sockets
Ratchet and Extension
#1 ECONOAID x1
#2 Gasket x2
Thank you for purchasing the ECONOAID Throttlebody Booster. Please read the instruction manual carefully before proceeding with the installation. Contact ECONOAID @ (888) 876-4676 8:00 AM - 5:00 PM MST Weekdays for questions regarding fit
or instructions that are not clear to you. Your ECONOAI D Throttlebody Booster was carefully inspected and pack aged. Check that
no parts are missing, or were damaged during shipping. If any parts are missing, please contact ECONOAID.
Parts List
U.S. Pat. #7,665,442
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1. Disconnect the negative battery cable!
A.) Loosen the hose clamp that secures the fresh air tube to
the air cleaner box. Loosen the hose clamp that secures the air
cleaner box to the throttlebody. B.) Remove the two bolts that
secure the air cleaner box to the engine. C.) Squeeze the tab
and disconnect the Mass Air Flow sensor wiring harness from
the air cleaner box. Lift the air cleaner box off of the throttlebody and set aside.
A
2. A.) Disconnect the two rubber hoses from the throttlebody.
B.) Remove the two nuts and one bolt that secure the throttlebody to the intake manifold.

Fiber Gaskets
ECONOAID
3. Lift the throttlebody off of the intake manifold and remove
the old gasket. Install one supplied gasket against the intake
manifold, and then the ECONOAID Throttlebody booster
with the logo facing the throttlebody. Next install the remaining gasket between the ECONOAID and the throttlebody.
5. Reinstall the air cleaner box onto the top of the throttlebody. Reconnect the fresh air tube and tighten the clamp.
Tighten the clamp on the throttlebody. Reinstall the two bolts
that secure the airbox to the engine. Reconnect the Mass Air
sensor wiring harness.
4. Reinstall the throttlebody onto the intake manifold and
tighten the two nuts and one bolt to the vehicle manufacturer’s
specifications. Before starting the engine, open and close the
throttlebody to make sure there are no obstructions. Reconnect
the two rubber hoses to the throttlebody.
7. Double check your work. Make sure there is no foreign
material in the intake tract. Make sure all clamps, hoses, nuts,
bolts and connectors are secure.
Reconnect the negative battery cable.
Included with your ECONOAID Throttlebody
Booster is a decal with the California Air Re-
sources Board ( C.A.R.B. ) Executive Order
number D-520-4. This decal must be placed in
plain view inside the engine compartment. Failure to do may prevent you from passing a smog
inspection.
Instructions Revision
11/12/10
ECONOAID 2688 E Rose Garden Ln. Phoenix, AZ 85050 (888) 876-4676 www.ECONOAID.com