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7-22
E
–
+
ELEC
IGNITION SYSTEM
THROTTLE POSITION SENSOR
1. Measure:
• Throttle position sensor output voltage
Out of specification
→
Adjust the throttle
bodies synchronization.
Refer to “FUEL INJECTION SYSTEM”
in Chapter 4.
Test harness (3 pins):
YB-06793
Test harness SMHW099-3
(3 pins):
90890-06793
Test connector:
YW-06862
Test connector FMY-8:
90890-06862
Throttle position sensor output
voltage:
Pink (P) – Black/orange (B/O)
0.756
±
0.016 V
Measurement steps:
• Connect the test harness (3 pins) to the
throttle position sensor
1
.
• To start the ECM normally, use the
Yamaha Diagnostic System. Use the test
connector
2
to start the ECM normally
only if the Yamaha Diagnostic System is
not available.
• Measure the throttle position sensor out-
put voltage.
1
B/O
P
2