Mercury 25 EFI Service Manual page 133

5. Disconnect the fuel injector harness connectors from the three fuel injectors.
a
6. Disconnect the engine harness from the ECM.
7. Cut the cable tie securing the trigger connector and the ignition charge harness connector to the engine harness.
8. Disconnect the trigger connector and the ignition charge harness connector.
9. Cut the cable tie securing the voltage regulator stator connector to the engine harness. Disconnect the voltage regulator
stator connector.
10. Lift the fuse holder up to remove the fuse holder from its mounting bracket.
11. Cut the two cable ties securing the voltage regulator sensing lead connector to the engine harness. Disconnect the voltage
regulator sensing lead connector.
12. Disconnect the harness connector from the MAP sensor.
d
c
b
a
13. Disconnect the water temperature sensor harness connector.
14. Disconnect the trim extension harness connector from the cowl mounted trim switch connector.
90-8M0105568 eng MARCH 2016
a - Fuel injector harness connectors
b - ECM
b
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f
© 2016 Mercury Marine
Charging and Starting System
e
a - Ignition charge harness
connector
b - Trigger connector
c - Fuse holder
d - Voltage regulator stator
connector
e - Voltage regulator
sensing lead connector
f - MAP sensor harness
connector
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