Suzuki DF200 Service Manual page 121

3-60 ENGINE CONTROL SYSTEM
TPS (Throttle position sensor)
" 09930-99320: Digital tester
09930-89220: 3-pin test cord
$ Tester range: %(DCV (See chart for range.)
1. Turn ignition switch OFF.
2. Remove ring gear cover and silencer case. (See page 6-2.)
3. Connect 3-pin test cord between TPS and wire harness as
shown in figure.
4. Turn the ignition switch ON.
5. Connect tester probe as shown in the illustration and check
for sensor power source voltage.
Sensor power source voltage: Approx. 5 V
6. Connect tester probe as shown in the illustration and check
for sensor output voltage.
Slowly move the throttle lever to open, and check if voltage
changes linearly within specification, according to throttle
valve opening angle.
Sensor output voltage:
FCT position : Approx. 0.7 V
WOT position : Approx. 3.8 V
NOTE:
Do not try to adjust or remove any of the throttle body compo-
nent parts (Throttle position sensor, throttle valve, throttle stop
screw, etc.).
These components have been factory adjusted to precise speci-
fications.
Power source voltage
Bl
TPS
Y
W R B/W
B
Out put voltage
Bl
TPS
Y
W R B/W
B
TPS