FUEL INJECTION SYSTEM
8-31
EAM30285
YAMAHA DIAGNOSTIC TOOL
This model uses the Yamaha diagnostic tool to identify malfunctions.
For information about using the Yamaha diagnostic tool, refer to the operation manual that is included
with the tool.
A generic scan tool can also be used to identify malfunctions.
EAM30356
CONNECTING THE YAMAHA DIAGNOSTIC TOOL
Yamaha diagnostic tool USB (US)
90890-03269
Yamaha diagnostic tool (A/I)
90890-03264
OBD/ GST Leadwire kit
90890-03249
1
3
2
4
5
1
2
5
3 6
4
7
1. Speed sensor
2. ECU (Engine Control Unit)
3. Wire harness coupler (to the ECU)
4. Wire harness coupler (to the multi-function
display)
5. Multi-function display
6. FI diagnostic tool sub-lead
7. Yamaha diagnostic tool
A. Normal
B. Connected to Yamaha diagnostic tool
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