Yamaha 1998 FZS600 5DM1-AE1, Service Manual

Page: 214 / 364

6-10
CARBURETORS
CARB
NOTE:
1
2
3
2
EB600070
CHECKING AND ADJUSTING THE
THROTTLE POSITION SENSOR
S
Before adjusting the throttle position sen-
sor, the engine idling speed should be
properly adjusted.
S
When installing the throttle position sen-
sor, adjust its angle according to the RPM
which is displayed on the tachometer.
Refer to the adjustment procedure below.
1. Check:
S
throttle position sensor
a. Disconnect the throttle position sensor
coupler.
b. Connect the pocket tester (
Ω
1k) to the
throttle position sensor.
Tester positive lead BLUE
Tester negative lead BLACK / BLUE
c. Check the throttle position sensor maxi-
mum resistance.
Out of specification
Replace the
throttle position sensor.
Throttle position sensor
maximum resistance
3.5
X
6.5 k
Ω
at 20
_
C
(BLUE — BLACK / BLUE)
d. Install the throttle position sensor onto the
carburetor.
e. Connect the pocket tester (
Ω
1k) to the
throttle position sensor.
Tester positive lead YELLOW
Tester negative lead BLACK / BLUE
f. While slowly opening the throttle, check
that the throttle position sensor resis-
tance is within the specified range.
Out of specification
Replace the
throttle position sensor.
Throttle position sensor
resistance
0
X
5
±
1.5 k
Ω
at 20
_
C
(YELLOW — BLACK / BLUE)
2. Adjust:
S
throttle position sensor angle
a. Turn the main switch to “ON”.