Yamaha F225F, Service Manual

Page: 191 / 576

5-28
Engine control unit and component
0
1
2
3
4
5
6
7
8
9
10
A
3. Disconnect the shift actuator motor
coupler
b
, and then measure the shift
actuator motor resistance.
4. Connect the shift actuator motor coupler
b
, and then install the intake manifold
(PORT). See “Installing the intake
manifold” (6-16).
Checking the SPS and shift actuator
circuit
1. Disconnect the engine ECM couplers
a
and
b
.
2. Disconnect the SPS coupler
c
.
3. Remove the intake manifold (PORT), and
then disconnect the shift actuator motor
coupler
d
.
4. Check the wiring harness for continuity.
Shift actuator rod stroke
a
:
F 78.2 mm (3.08 in)
N 59.2 mm (2.33 in)
R 41.1 mm (1.62 in)
Shift actuator motor resistance
(reference data):
1.7
Ω
at 20 °C (68 °F)
N
F
N
R
a
b
a
b
c
d
2 1
3 2 1
6 5 4
32 34 63
75 78
80 81 82
a b
c d