Yamaha XSR 900 2022 Service Manual page 534

3. Wire harness continuity.
• Disconnect the throttle position sensor coupler "1" and ECU coupler "2".
• Open circuit check
Between throttle position sensor coupler "1" and
ECU coupler "2"
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 DTC using the malfunction mode of the YDT.
Is it in the "Recovered" condition?
YES
→ Go to step 8, 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.
1
W B/L L B
P0122, P0123, P0222, P0223
[P0122, P0123, P0222, P0223] white–white
[P0123, P0223] black/blue–black/blue
[P0122, P0222] blue–blue
[P0122, P0123, P0222, P0223] black–black
2
W/R G L
W Y/R
Y
B/L Br
W/B B Y/B
9-128
Br/Y R/W