Mercury MerCruiser MCM 454 Mag MPI Service Manual page 612

SERVICE MANUAL NUMBER 23
Index
90-861326--1 MARCH 1999
Downloaded from https://needmanual.com/
a - Intake Air Temperature Sensor
b - Throttle Position Sensor
c - Manifold Absolute Pressure Sensor
d - Engine Coolant Temperature Sensor
e - IAT Sensor
f - TP Signal
g - TP 5V Reference
h - TP and IAT Ground
i - MAP 5V Reference
j - MAP Signal
k - MAP Ground
l - ECT Signal
GENERAL SYSTEM DIAGNOSTICS
Page 5E-19