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PN2905 Datasheet, PDF (4/4 Pages) Mallory performance club – Atomic EFI Throttle Body
Once started, you will be able to monitor the IAC count (Idle Air Control) on the Handheld in the dash
mode to improve or tune the idle. The IAC motor controls the amount of air flowing through the idle air
circuit. It varies depending on the engine and operating conditions. When the engine is at operating
temperature, allow the engine to idle and monitor the IAC count in gear (automatic, or in neutral
for standard). This count can range from 0 – 175, a rule of thumb would be 10 - 20 with a manual
transmission and 5-15 in gear with an automatic (less is ok, even 0). If the count is too high, the IAC
is trying to open too much and the blades should be adjusted open to stabilize the idle. If the engine
will not idle at the target RPM and the IAC count is at zero, the throttle blades have been opened too
far. Make any adjustments equally in front and rear using small steps such as a quarter turn at a time.
How to return the throttle blades back to the zero (starting position)
1. Turn both screws CCW until there is no movement in the throttle blades.
2. Slowly turn each screw CW until the throttle blades move slightly, then back them off until there
is no movement.
3. The throttle blades are at the starting position.
Note: Running too high of an idle speed in an automatic transmission equipped vehicle with a stock
torque converter can cause idle issues.
Service
  In case of malfunction, this MSD component will be repaired free of charge according to the terms of the warranty.
When returning MSD components for warranty service, Proof of Purchase must be supplied for verification. After
the warranty period has expired, repair service is based on a minimum and maximum fee.
  All returns must have a Return Material Authorization (RMA) number issued to them before
being returned. To obtain an RMA number please contact MSD Customer Service at 1 (888) MSD-7859 or visit
our website at www.msdperformance.com/rma to automatically obtain a number and shipping information.
  When returning the unit for repair, leave all wires at the length in which you have them installed. Be sure to include
a detailed account of any problems experienced, and what components and accessories are installed on the vehicle.
The repaired unit will be returned as soon as possible using Ground shipping methods (ground shipping is covered
by warranty). For more information, call MSD at (915) 855-7123. MSD technicians are available from 7:00 a.m. to
5:00 p.m. Monday - Friday (mountain time).
Limited Warranty
  MSD warrants this product to be free from defects in material and workmanship under its intended normal use*,
when properly installed and purchased from an authorized MSD dealer, for a period of one year from the date of
the original purchase. This warranty is void for any products purchased through auction websites. If found to be
defective as mentioned above, it will be repaired or replaced at the option of MSD. Any item that is covered under
this warranty will be returned free of charge using Ground shipping methods.
  This shall constitute the sole remedy of the purchaser and the sole liability of MSD. To the extent permitted by
law, the foregoing is exclusive and in lieu of all other warranties or representation whether expressed or implied,
including any implied warranty of merchantability or fitness. In no event shall MSD or its suppliers be liable for special
or consequential damages.
  *Intended normal use means that this item is being used as was originally intended and for the original application
as sold by MSD. Any modifications to this item or if it is used on an application other than what MSD markets the
product, the warranty will be void. It is the sole responsibility of the customer to determine that this item will work for
the application they are intending. MSD will accept no liability for custom applications.
M S D  •  WWW.MSDPERFORMANCE.COM • (915) 855-7123• FAX (915) 857-3344
© 2013 MSD LLC
FRM31699 Revised 12/13
Printed in U.S.A.