Starting Unit And Component; Checking The Starter Relay; Checking The Engine Start Switch And Main Switch - Yamaha F225F Service Manual

ELEC
A
ON
OFF START
b
a
A Engine start switch
B Main switch
Switch
position
Clip removed
Clip installed
3. Turn the engine start switch to OFF.
4. Connect the engine start switch coupler
or main switch coupler.

Starting unit and component

Checking the starter relay

1. Remove the relay cover and starter
motor relay a.
a
2. Check the starter motor relay. See
"Checking the main relay" (5-22).
3. Measure the input voltage between the
terminal a and ground.
5-53
Electrical system
B
ON
OFF
b
a
Terminal
a b
a
Starter relay input voltage:
Terminal a–Ground
12.0 V (battery voltage)
4. Connect the tester probes between the
terminals b and c, and then turn the
engine start switch to START and
measure the input voltage.
Starter relay input voltage:
Terminal b–Terminal c
12.0 V (battery voltage)
5. Install the starter relay a and relay
cover.
Checking the engine start switch and
main switch
1. Disconnect the engine start switch cou-
pler or main switch coupler.
2. Check the engine start switch or main
switch for continuity at the engine start
switch coupler or main switch coupler.
b
c