Mercury MerCruiser 3.0 MPI Installation Manual page 93

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SECTION - 7
SECTION 7 - STARTING AND ELECTRICAL
Table of Contents
Information and Check List - Installation using 14 pin connection.......................................................................... 2
Battery..................................................................................................................................................................... 2
Battery Cables...................................................................................................................................................2
Power Harness..................................................................................................................................................3
Electrical System Precautions...........................................................................................................................3
Boat Harness and Installation Connections............................................................................................................ 4
Engine Harness and Accessory Power Supply.................................................................................................4
Boat Wiring........................................................................................................................................................4
Single Station ............................................................................................................................................. 4
Dual Station ............................................................................................................................................... 4
Boat Harness Installation Guidelines-MPI Sterndrive.....................................................................................5
Boat Harness Deutsch Connector to Engine ............................................................................................. 5
Key Switch Connector ............................................................................................................................... 5
Trim Switch ................................................................................................................................................ 6
Neutral Switch ............................................................................................................................................ 7
Lanyard Stop Switch .................................................................................................................................. 7
Optional E Stop .......................................................................................................................................... 8
Warning Horn ............................................................................................................................................. 8
Accessory Relay Connection ..................................................................................................................... 8
Additional Relay Kit .................................................................................................................................... 8
Gauge Connection ..................................................................................................................................... 8
CAN P (CAN 1) Connections ................................................................................................................... 10
CAN V (CAN 3) Connection ..................................................................................................................... 10
General Repower Information .................................................................................................................. 10
Transom Harness-MPI .......................................................................................................................... 11
Transom Ground Connection .................................................................................................................. 12
Wiring Diagrams.................................................................................................................................................... 13
Transom Harness-MPI .................................................................................................................................13
Boat Harness...................................................................................................................................................14
Drawing .................................................................................................................................................... 14
Diagram ................................................................................................................................................... 15
Analog Gauge Harness...................................................................................................................................16
Drawing .................................................................................................................................................... 16
Diagram ................................................................................................................................................... 16
Power Trim System (Non-DTS)....................................................................................................................... 19
14-Pin Engine Harness Connector..................................................................................................................20
Analog Gauge Interface (AGI)............................................................................................................................... 20
Analog Gauge Interface (AGI) Installation....................................................................................................... 20
Configuring Analog/Digital Tachometer Signal through PCM.........................................................................21
90-899883183 DECEMBER 2007
STARTING AND ELECTRICAL
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