Yamaha MT-09 2021 - 91_Abs; Troubleshooting

9-310
91_ABS
EAS20671
91_ABS
EAS33301
TROUBLESHOOTING
Item
CAN communication (between IMU and hydraulic unit assembly)
Procedure
1. Defective coupler between the IMU and the hydraulic unit assembly
• Check the coupler for any pins that may be pulled out.
• Check the locking condition of the coupler.
TIP
Turn the main switch to “OFF” before disconnecting or connecting a coupler.
2. Wire harness continuity.
• Disconnect the IMU coupler “1” and ABS ECU coupler “3”.
• Remove the joint coupler cap “2”.
• Open circuit check
Is check result OK?
YES
→ Go to step 2.
NO
→ If there is a malfunction, repair it and connect the coupler securely.
Between IMU coupler “1” and joint coupler “2”
blue/white–blue/white
blue/black–blue/black
Between joint coupler “2” and ABS ECU coupler
“3”
blue/white–blue/white
blue/black–blue/black
R/WL/BL/WB/W
R
L/W
B
B/W
W/G
GYL
R/B
Br
L/W
G/O W/Y
LBWY L/B
L/W WW L/W BB L/B L/B Y/B Y/B
L/R L/R L/RL/RB/L
B B/L BBBBB
1
2
3