Mercury MerCruiser GM V8 GM V8 454 CID 7.4L and 502 cid 8.2L Marine Engines Service Manual Number 23

MULTI-PORT FUEL INJECTION DESCRIPTIONS AND SYSTEM OPERATION
SERVICE MANUAL NUMBER 23
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.
c
d
e
a
b
g
i
f
h
q
s
r
o
p
n
m
l
k
j
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
Page 5B-20
90-861326--1   MARCH 1999
Product Specification
CategoriesMercury MerCruiser Manuals
Tags,
Model Year1998, 1999, 2000, 2001
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- 1027 pages
Document File TypePDF
CopyrightAttribution Non-commercial
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Mercury MerCruiser GM V8 GM V8 454 CID 7.4L and 502 cid 8.2L Marine Engines Service Manual Number 23 SKU UPC Model
Matt on Apr 08, 2015.

Just need the manual. Wrote review. Can't technically review what I haven't seen yet...


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