Yamaha TMAX 2020 Service Manual page 648

Lines short circuit check "B"
ABS ECU coupler "1"
Front wheel sensor "2"
A
1
W B B
R/W
R/L
G/Y Lg Lg
Is resistance  ?
YES
 Go to step 3.
NO
 Replace the wire harness.
3. Defective front wheel sensor or hydraulic unit assembly
• If the above items were performed and no malfunctions were found, the wheel sensor or hydraulic
unit assembly is defective.
• Replace the wheel sensor or hydraulic unit assembly.
Refer to "FRONT WHEEL" on page 4-22 and "ABS (Anti-lock Brake System)" on page 4-67.
W W/Y G/R W/G
B
B/G
Br/W Lg/L Lg/W B/L
white–any other coupler terminal
black–any other coupler terminal
white–any other coupler terminal
black–any other coupler terminal
B
1
W B B
R/W
R/L
Lg Lg
G/Y
9-174
15_ABS
2
W
W/Y G/R W/G
B
B/G
Lg/L Lg/W
Br/W B/L
W B