Mercury MerCruiser Engines Service Manual Number 24 GM V-8 305 CID 350 CID

SERVICE MANUAL NUMBER 24
FUEL INJECTION DESCRIPTIONS AND SYSTEM OPERATION
FUEL DAMPER
The fuel damper acts as an equalization device to reduce the pressure spikes caused by
the fuel injectors.
a
76499
a  - Fuel Damper
IDLE AIR CONTROL (IAC) VALVE
The purpose of the IAC  valve assembly is to control engine idle  speed, while preventing
stalls due to changes in engine load. The IAC valve, mounted in the throttle body, controls
bypass air around the throttle valves.
a
72800
c
b
a
IAC Valve Air Flow Diagram
a  - IAC Valve
b  - EFI Throttle Body
c  - Air Flow
Index
90-861327
OCTOBER 1999
Page 5D-29
Product Specification
CategoriesMercury MerCruiser Manuals
Tags,
Model Year1998, 1999, 2000, 2001
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- 895 pages
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Mercury MerCruiser Engines Service Manual Number 24 GM V-8 305 CID 350 CID SKU UPC Model
Fernando Woll on Dec 09, 2014. Boat Engine

Great performance engine.
Class 1

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