Yamaha SR400 2014 Service Manual page 248

special care.
• Never subject the throttle position sensor
to strong shocks. If the throttle position
sensor is dropped, replace it.
1. Check:
• Throttle position sensor
Refer to "CHECKING THE THROTTLE PO-
SITION SENSOR" on page 7-70.
2. Adjust:
• Throttle position sensor angle
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a. Temporarily tighten the throttle position sen-
sor screws.
b. Make sure that the throttle grip is fully closed.
c. Connect the wire harness to the throttle posi-
tion sensor coupler.
d. Turn the main switch to "OFF".
e. Connect the FI diagnostic tool to the self-di-
agnosis signal coupler.
Refer to "DIAGNOSTIC MODE" on page
7-25.
FI diagnostic tool
90890-03182
FI diagnostic tool
YU-03182
f. While pressing the "MODE" button, turn the
main switch to "ON".
TIP
"DIAG" appears on the LCD of the FI diagnostic
tool.
g. Select diagnostic code No. "D:01".
h. Adjust the position of the throttle position sen-
sor angle so that 14–20 can appear in the
LCD.
i. After adjusting the throttle position sensor an-
gle, tighten the throttle position sensor
screws "1".
Throttle position sensor screw
3.5 Nm (0.35 m·kgf, 2.5 ft·lbf)
j. Disconnect the FI diagnostic tool and install
the self-diagnosis signal coupler cap.
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6-13
THROTTLE BODY
1