Starting And Stopping The Engine; Starting The Engine - MerCruiser 5.7 MPI User Manual

Turn battery switch on.
Operate bilge blowers.
Open fuel shut off valve.
Open seacock, if equipped.
Close the drain system.
Check the engine oil.
Perform all other checks specified
by your dealer and/or boat builder.
Listen for Audio Warning Alarm to
sound when the ignition switch is
in the "ON" position.

Starting and Stopping the Engine

NOTE: Perform only those functions applicable to your power package.

STARTING THE ENGINE

1. Check all items listed in the Operation Chart.
2. Place the remote control handle in neutral.
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.
Explosive fumes contained in the engine compartment can cause serious injury or death
from fire or explosion. Before starting the engine, operate the bilge blower or vent the
engine compartment for at least five minutes.
NOTE: MerCruiser DTS models are equipped with SmartStart. The SmartStart feature
incorporates push button starting. Rather than holding the start button or key switch to start
the engine and then releasing it when the engine starts, SmartStart completely controls
the starting process. When the start button is pushed, the DTS system signals the engine
PCM to start the engine. If the engine does not start, the starting process times out after a
few seconds or when the engine reaches 400 RPM. Attempting to start the engine with the
engine already running will turn the engine off.
3. Turn ignition key to "RUN" position.
4. Turn the ignition key switch to the "START" position then release, or depress the start/
stop button and release. If the engine is cold, allow the engine to operate at idle for 6–
10 minutes or until the engine temperature reaches 60° C (140° F).
5. If the engine does not start after three attempts:
a.
90-864197072 NOVEMBER 2007
BEFORE STARTING
Push the throttle‑only button and position the remote control handle or throttle
lever to the 1/4 throttle position.
Operation Chart
AFTER STARTING
Check shift and throttle
control operation.
Check steering
operation.
NOTICE
WARNING
!
Section 3 - On The Water
WHILE
AFTER STOPPING
UNDERWAY
Close fuel shut off valve.
Close seacock, if
equipped.
Flush cooling system if in
saltwater.
Drain bilge.
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