Yamaha XSR 900 2022 Service Manual page 657

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. Defective accelerator position sensor.
• Execute the diagnostic mode. (Code 14) (Accelerator position sensor signal 1.)
When the throttle valves are fully closed
When the throttle valves are fully open
Turn the throttle grip past the closed position in the deceleration direction. 7–12
• Execute the diagnostic mode. (Code 15) (Accelerator position sensor signal 2.)
When the throttle valves are fully closed
When the throttle valves are fully open
Turn the throttle grip past the closed position in the deceleration direction. 7–12
Is check result OK?
YES
→ Go to step 5.
NO
→ Replace the handlebar switch (right).
Refer to "HANDLEBAR" on page 4-60.
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.
P2122, P2123, P2127, P2128, P2138
9-251
14–18
82–92
14–18
82–92