Yamaha XSR 900 2022 Service Manual page 540

Is it in the "Recovered" condition?
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.
Ground short circuit check "A"
Between O sensor coupler "1" and ground
2
Lines short circuit check "B"
O sensor coupler "1"
2
Joint coupler "2"
ECU coupler "3"
A
1
R P/B
Gy/G B/L
Is resistance ∞ Ω?
YES
→ Go to step 5.
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 7, and complete the service.
NO
→ Go to step 5.
B
1
R P/B
Gy/G B/L
2
L/W W L/W W B B L/B L/B Y/B Y/B
B B/L B B B B B B/L L/R L/R L/R L/R
gray/green–ground
gray/green–any other coupler terminal
black/blue–any other coupler terminal
black/blue–any other coupler terminal
gray/green–any other coupler terminal
black/blue–any other coupler terminal
3
L/B
L/W
9-134
Y/L O/W Lg/L P/W P V L L
B/Y Br/L G/L Gy/G Br/W B/L B/L
L/Y L/W Lg/B G/W G/W W/G
P0132
Gy
W/Y