Yamaha TDM850 1996 Service Manual page 213

CARBURETOR
2. Inspect:
S TPS (throttle position sensor)
Inspection steps:
S Disconnect the TPS (throttle position sensor)
coupler.
S Remove the TPS (throttle position sensor) from
carburetor.
S Connect the pocket tester (Ω
(throttle position sensor) couplers.
Tester (+) lead ! Blue terminal 1
Tester (–) lead ! Black/Blue terminal 2
S Check the TPS (throttle position sensor) resis-
tance.
TPS (throttle position sensor)
resistance:
3.5 X 6.5 kΩ at 20_C
(Blue – Black/Blue)
Out of specification ! Replace the TPS (throttle
position sensor).
S Connect the pocket tester (Ω
(throttle position sensor) coupler.
Tester (+) lead ! Yellow terminal 1
Tester (–) lead ! Black/Blue terminal 3
S Check the TPS (throttle position sensor) resis-
tance while turning throttle slowly.
TPS (throttle position sensor)
resistance:
0 X 5
(Yellow – Black/Blue)
Out of specification ! Replace the TPS (throttle
position sensor).
6-7
CARB
1k) to the TPS
1k) to TPS
1.5 kΩ at 20_C