THROTTLE POSITION SENSOR SYSTEM

ELEC

+

1

8.Tighten:

• Screw (throttle position sensor) 1

9.Stop the engine.

THROTTLE POSITION SENSOR INPUT VOLTAGE INSPECTION

1.Disconnect the throttle position sensor cou- pler.

2.Start the engine.

3.Inspect:

Throttle position sensor input voltage Out of specification Replace the CDI

unit.

Tester (+) lead Blue lead 1 Tester (–) lead Black/Blue lead 2

 

 

 

 

 

Throttle position

Tester selector

 

 

 

 

 

 

 

 

 

sensor input

 

 

 

 

 

position

 

 

 

 

 

voltage

 

 

 

 

 

 

 

 

 

 

 

4 ~ 6 V

DCV-20

 

 

 

 

 

 

 

6 - 23

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Image 318
Yamaha WR250FM service manual Throttle Position Sensor Input Voltage Inspection, ~ 6 DCV-20