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

FUEL INJECTION DESCRIPTIONS AND SYSTEM OPERATION

SERVICE MANUAL NUMBER 24

ECM Input and Sensor Descriptions

The following lists the sensors, switches, and other inputs used by the ECM to control its

various systems. Although we will not cover them all in great detail, there will be a brief

description of each.

a - System Relay

b - Distributor For REF rpm

c - Discrete Switches (Audio Warning)

d - Knock Module

e - Knock Sensor

f - TP

j - Serial Data

k - Audio Warning Buzzer

l - Fuel Injectors

m - IAC Motor

n - Ignition Control Module

o - Fuel Pump Relay

p - Fuel Pump

g - MAP

h - ECT

q - Inputs

i - IAT

r - Outputs

s - ECM

Index

Page 5D-16

90-861327 OCTOBER 1999

Product Specification

Categories	Mercury MerCruiser Manuals
Tags	Mercury MerCruiser 305 CID, Mercury MerCruiser 350 CID
Model Year	1998, 1999, 2000, 2001
Download File	Please Enter the Security Characters Shown Below. Letters are Case Sensitive. Your download link will appear upon completing this step. - 895 pages
Document File Type	PDF
Copyright	Attribution Non-commercial

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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