Yamaha XTZ690 2020, Service Manual

Page: 450 / 472

ELECTRICAL COMPONENTS
8-139
WARNING
EWA16690
• Handle the throttle position sensor with
special care.
• Never subject the throttle position sensor
to strong shocks. If the throttle position
sensor is dropped, replace it.
2. Check:
• Throttle position sensor maximum resistance
Out of specification
→
Replace the throttle
position sensor.
a. Connect the digital circuit tester to the
throttle position sensor as shown.
b. Check the throttle position sensor maxi-
mum resistance.
3. Install:
• Throttle position sensor
TIP
When installing the throttle position sensor, ad-
just its angle properly. Refer to “ADJUSTING
THE THROTTLE POSITION SENSOR” on page
7-11.
EAS31088
CHECKING THE GEAR POSITION SWITCH
1. Remove:
• Drive sprocket cover
Refer to “CHAIN DRIVE” on page 4-80.
• Gear position switch
Refer to “CRANKCASE” on page 5-60.
2. Check:
• Gear position switch
Out of specification
→
Replace the gear posi-
tion switch.
Resistance
2.64–6.16 k
Ω
Digital circuit tester (CD732)
90890-03243
Model 88 Multimeter with ta-
chometer
YU-A1927
• Positive tester probe
Sensor terminal “1”
• Negative tester probe
Sensor terminal “2”
2 1
Digital circuit tester (CD732)
90890-03243
Model 88 Multimeter with ta-
chometer
YU-A1927
Result
Neutral position
Continuity
Positive tester probe
sky blue “1”
Negative tester probe
Switch terminal “a”
1st position
Continuity
Positive tester probe
pink “2”
Negative tester probe
Switch terminal “b”
2nd position
Continuity
Positive tester probe
white “3”
Negative tester probe
Switch terminal “c”
3rd position
Continuity
Positive tester probe
gray “4”
Negative tester probe
Switch terminal “d”
4th position
Continuity
Positive tester probe
orange “5”
Negative tester probe
Switch terminal “e”
5th position
Continuity
Positive tester probe
white/red “6”
Negative tester probe
Switch terminal “f”
6th position
Continuity
Positive tester probe
yellow/white “7”
Negative tester probe
Switch terminal “g”