Boat Harness And Instrumentation Connections-Inboard - Mercury MerCruiser Service Manual

Installation
4. Tighten the switch using a 7/8 in. wrench 1 to 1‑1/2 turns.
5. Connect the black and blue/tan wires.
c
Without sufficient cooling water, the engine, the water pump, and other components will overheat and suffer damage. Provide
a sufficient supply of water to the water inlets during operation.
6. Supply cooling water to the engine.
7. Start the engine and check for oil leaks at the threaded connection.
Boat Harness and Instrumentation Connections—Inboard
IMPORTANT: The maximum accessory load on the engine harness is 15 amps. If additional accessory load is needed, an
accessory kit is available.
1. If an extension harness is required, connect the boat harness to the extension harness and connect the extension harness
to the engine harness. Ensure that the harness does not rub or get pinched.
2. Fasten the harnesses to the boat at least every 46 cm (18 in.) using appropriate fasteners.
3. Connect the 14‑pin harness to the engine. Turn the locking ring until a firm snap is felt.
Page 2B-44
DTS electronic shift transmission
a - Audio warning temperature switch
a
5418
DTS electronic shift transmission
b
a -
b -
a
c -
5419
NOTICE
Typical 14-pin connection
© 2016 Mercury Marine
Audio warning temperature switch
Black wire
Blue/tan wire
23136
90-8M0099748 eng DECEMBER 2015