Yamaha XSR 900 2022 Service Manual page 668

Lines short circuit check "B"
ECU coupler "1"
Joint coupler "2"
IMU coupler "3"
A
1
L/B Y/L O/W Lg/L
L/W B/Y Br/L G/L
L/Y L/W Lg/B
3
B/W L/W L/B
Is resistance ∞ Ω?
YES
→ Go to step 4.
NO
a. Replace the wire harness.
b. Turn the main switch to "ON", and then check the DTC using the malfunction mode of the YDT.
Is it in the "Recovered" condition?
YES
→ Go to step 6, and complete the service.
NO
→ Go to step 4.
4. Malfunction in IMU.
• Replace the IMU.
Refer to "GENERAL CHASSIS (1)" on page 4-1.
• Turn the main switch to "ON", and then check the DTC using the malfunction mode of the YDT.
Is it in the "Recovered" condition?
YES
→ Go to step 6, and complete the service.
NO
→ Go to step 5.
5. Malfunction in ECU.
• Replace the ECU, and complete the service.
Refer to "REPLACING THE ECU (Engine Control Unit)" on page 8-41.
6. Delete the DTC and check that the MIL goes off.
• Confirm that the DTC has a condition of "Recovered" using the YDT, and then delete the DTC.
P/W P V L L Gy
Gy/G Br/W B/L B/L
G/W G/W W/G W/Y
R/W
blue/white–any other coupler terminal
blue/black–any other coupler terminal
blue/white–any other coupler terminal
blue/black–any other coupler terminal
blue/white–any other coupler terminal
blue/black–any other coupler terminal
red/white–any other coupler terminal
B
1
L/B Y/L O/W Lg/L
L/W B/Y Br/L
L/Y L/W Lg/B
2
L/W W L/W W B
B B/L B B B B B B/L
9-262
P/W P V L L Gy
G/L Gy/G Br/W B/L B/L
G/W G/W W/G W/Y
B L/B L/B Y/B Y/B
L/R L/R L/R L/R
U0125
3
B/W L/W L/B R/W