P2135; Troubleshooting - Yamaha XSR 900 2022 Service Manual

EAS20812

P2135

EAS33652

TROUBLESHOOTING

Item
• Throttle position sensor: output voltage deviation error. Normal signal is not received from the throttle
position sensor circuit.
Fail-safe system
• Able to start engine (depending on the situation)
• Able to drive vehicle (depending on the situation)
Procedure
TIP
If more than one DTC is detected at the same time, perform troubleshooting of DTC listed below first.
• P0122, P0123, P0222, P0223, P0638
1. Check the starting and racing the engine possibility.
• Turn the main switch to "ON", and then start the engine and racing the engine.
Unable to starting the engine and racing the engine.
YES
→ Go to step 2.
NO
a. Replace the throttle position sensor.
Refer to "ADJUSTING THE THROTTLE POSITION SENSOR" on page 7-12.
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 step 2.
2. Connection of throttle position sensor coupler.
• Check the locking condition of the coupler.
• Disconnect the coupler and check the pins (bent or broken terminals and locking condition of the
pins).
Is the coupler condition normal?
YES
→ Go to step 3.
NO
a. Connect the coupler securely or 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 step 3.
9-252
P2135