Checking The Engine Start Switch - Yamaha F150A Service Manual

4. Install the starter relay, and then connect
the starter relay leads.

Checking the engine start switch

1. Disconnect the 10-pin coupler or engine
start switch coupler.
2. Check the engine start switch for continu-
ity.
2. ON
1. OFF 3. START
1. OFF
2. ON
3. START
A. 704 remote control
B. 703 remote control
Engine start switch continuity:
Switch position OFF:
Terminal "a"–Terminal "b"
Switch position ON:
Terminal "c"–Terminal "d"
Switch position START:
Terminal "c"–Terminal "d"
Terminal "d"–Terminal "e"
Terminal "c"–Terminal "e"
3. Connect the 10-pin coupler or engine
start switch coupler.
A
b
d
a
e
c
B
c
d
a
e
b
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Starting unit and component
0
1
2
3
4
5
6
7
8
9
10
A