Relay Load Test - Quicksilver SmartCraft Systems Reference Manual

2.0 Marine Diagnostics

RELAY LOAD TEST

Using the OUTPUT LOAD TEST function, you can exercise the ECM
and various output loads (ignition coils, injectors, pumps, horn, etc.)
controlled by the ECM. Make sure that the SELECT FUNCTION menu
screen is displayed on the DDT. Press the 3 key.
The SELECT LOAD TEST screen will appear. Use the key to display
the additional screens and the
The following tests are done with key switch in run position only
(engine off): main power and fuel pump relays. To test the main power
or fuel pump relay press 1 or 2 key.
LISTEN FOR RELAY
ACTIVATION DURING
THIS TEST.
CONTINUE? 1=YES 2=NO
Press the 1 key.
NOTE: This test will run automatically once the user has entered the
relay test. Outboards typically use the main power to relay control the
fuel pump. MerCruiser uses a dedicated fuel pump relay. Refer to the
appropriate service manual if required.
Press
Available
To EXIT
88
1-
Mercury Marine
Select Function:
1-OIL PUMP PRIME
2-CYLINDER MISFIRE
3-OUTPUT LOAD TEST
Select Load Test:
7-MISCELLANEOUS
8-TACHOMETER
9-RELAYS
Press the 9 key.
Select Relay Test:
1–MAIN POWER RELAY
2–FUEL PUMP RELAY
3–STB TAB RELAYS
4–PRT TAB RELAYS
5–TRIM RELAYS
6–START RELAY
5 SPECIAL FUNCTIONS
to return to the previous screen.
ENGINE ISN'T RUNNING
DURING THIS TEST.
PRESS 1 TO CONTINUE
PRESS MODE TO CANCEL
Press the 1 key.
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