SERVICE MANUAL NUMBER 24
FUEL INJECTION DISASSEMBLY AND REASSEMBLY
INSTALLATION
IMPORTANT: If installing a new IAC valve, be sure to replace it with an identical part.
IAC valve pintle shape and diameter are designed for the specific application.
1.
Install new O-ring on IAC valve.
d
75784
b
a
c
75657
a - Screw (2)
b - Idle Air Control (IAC) Valve
c - Throttle Body
d - O-Ring
2.
3.
4.
5.
Install IAC valve in throttle body using screws. Torque to 20 lb-in. (2 Nm).
Place a new gasket between throttle body and adapter.
Install the throttle body on the adapter and torque the screws to 89 lb-in. (10 Nm).
Reset IAC valve pintle position as follows:
a. Turn ignition key ON for ten seconds.
b. Turn ignition key OFF for ten seconds.
c. Restart engine and check for proper idle operation.
90-861327--1
OCTOBER 1999
Page 5E-17
Product Specification
Categories | Mercury MerCruiser Manuals |
---|---|
Tags | Mercury MerCruiser 305 CID, Mercury MerCruiser 350 CID |
Model Year | 1998, 1999, 2000, 2001 |
Download File |
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Document File Type | |
Copyright | Attribution Non-commercial |
Great performance engine.
Class 1