Yamaha 60F, Supplementary Service Manual

Page: 54 / 304

– 40 –
E
INSP
ADJ
CONTROL SYSTEM
Adjustment steps
(1) Remove the intake silencer 1 .
(2) Turn the throttle stop screw 2 until it
dose not touch the stopper.
(3) Turn the screws 3 clockwise for all of
the cylinders.
(4) Connect the test harness (3-pin) as
shown.
(5) Connect the digital tester probes to the
test harness (3-pin) as shown.
(6) Turn the engine start switch on.
(7) Loosen the screws
4 .
(8) Adjust the position of the throttle posi-
tion sensor until the specified output
voltage is obtained.
(9) Tighten the screws 4 .
(10) Turn the screws 3 counterclockwise
for all of the cylinders.
(11) Install the intake silencer 1 .
(12) Start the engine.
(13) Tighten the throttle stop screw
2
when the engine is idling, and then
adjust the output voltage of the throt-
tle position sensor to specification.
NOTE:
Even if idle speed is out of specification, the
output voltage of the throttle position sen-
sor is correct.
Test harness (3-pin)
YB-06757 / 90890-06757
Throttle position sensor output
voltage (pink (P) – orange (O))
0.50
±
0.02 V
Throttle position sensor output
voltage (pink (P) – orange (O))
Z150, 175: 0.58
±
0.02 V
Z200 (L): 0.60
±
0.02 V
Z200 (X): 0.62
±
0.02 V
1
3
3
2
2
3
3
3
3
3060R
R
O P
3100
3100R