Yamaha XSR 900 2022 Service Manual page 651

3. Wire harness continuity
• Disconnect the shift sensor coupler "1" and ECU coupler "2".
• Remove the joint coupler cap "3".
• Open circuit check
Between shift sensor coupler "1" and ECU cou-
pler "2"
Between shift sensor coupler "1" and joint cou-
pler "3"
Between joint coupler "3" and ECU coupler "2"
1
Is resistance 0 Ω?
YES
→ Go to "Short circuit check".
NO
a. Replace the wire harness.
b. Turn the main switch to "ON", and then check the condition of the auxiliary system warning.
Is the auxiliary system warning "OFF"?
YES
→ Go to step 7, and complete the service.
NO
→ Go to "Short circuit check".
• Short circuit check
TIP
Disconnect the ECU related connectors before checking.
Refer to "PARTS CONNECTED TO THE ECU" on page 9-4.
B V L
3
L/W W L/W W B
B B/L B B B B B
blue–blue
violet–violet
black–black
black/blue–black/blue
2
L/B Y/L O/W Lg/L P/W
L/W B/Y Br/L G/L Gy/G
L/Y L/W Lg/B
B L/B L/B Y/B Y/B
B/L L/R L/R L/R L/R
9-245
P1806, P1807
P V L L Gy
Br/W B/L B/L
G/W G/W W/G W/Y