Yamaha MT-09 2021 Service Manual page 621

Is it in the "Recovered" condition?
YES
→Go to step 10, and complete the service.
NO
→Go to step 5.
5. Defective cruise control setting switch.
• Replace the handlebar switch (left).
• Turn the main switch to "ON".
• Push the "RES+" side and "SET–" side of the cruise control setting switch, and then check the con-
dition of the DTC using the malfunction mode of the YDT.
Is it in the "Recovered" condition?
YES
→Go to step 10, and complete the service.
NO
→Go to step 9.
6. Check the fuse. (main fuse, cruise control fuse)
Is check result OK?
YES
→Go to step 7.
NO
a. Replace the fuse.
b. Turn the main switch to "ON".
c. Push and release the "SET–" side of the cruise control setting switch, and then check the condi-
tion of the DTC using the malfunction mode of the YDT.
Is it in the "Recovered" condition?
YES
→Go to step 10, and complete the service.
NO
→Go to step 7.
7. Wire harness continuity.
• Open circuit check
• Disconnect the main fuse "4", ignition fuse 1 "5", main switch coupler "6", cruise control fuse "1", han-
dlebar switch coupler (left) "2" and ECU coupler "3".
Between main fuse holder "4" and main switch
coupler "6"
Between main switch coupler "6" and ignition
fuse 1 holder "5"
Between ignition fuse 1 holder "5" and cruise
control fuse holder "1"
Between cruise control fuse holder "1" and han-
dlebar switch coupler (left) "2"
Between handlebar switch coupler (left) "2" and
ECU coupler "3"
red–red
brown/blue–brown/blue
red–red/white
yellow/white–yellow/white
green/blue–green/blue
9-191
P0564