6 - 22
–
+
ELEC
TPS (THROTTLE POSITION SENSOR) SYSTEM
10. Put the aligning marks
a
on the TPS and
carburetor.
11. Stop the engine.
12. Remove the carburetor.
a
13. Tighten:
• Screw (TPS)
1
NOTE:
Tighten the screw (TPS) using the T25 bit.
14. Install the carburetor.
1
EC694000
TPS INPUT VOLTAGE INSPECTION
1. Disconnect the TPS coupler.
2. Start the engine.
3. Inspect:
• TPS input voltage
Out of specification
→
Replace the CDI
unit.
Tester (+) lead
→
Blue lead
1
Tester (–) lead
→
Black/Blue lead
2
TPS input
voltage
Tester selector
position
4 ~ 6 V
DCV-20
Summary of Contents for WR450F
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