Yamaha Tracer MT09TRAH 2017 Service Manual page 422

Fault code No.
Item
3-4 [For P0123] Open circuit
Between throttle position sensor coupler and ECU coupler: white–white
If there is no continuity, replace the wire harness.
3-5 [For P0222] Ground short circuit
Between throttle position sensor coupler and ground: black–ground
If there is continuity, replace the wire harness.
3-6 [For P0223] Open circuit
Between throttle position sensor coupler and ECU coupler: black–black
If there is no continuity, replace the wire harness.
P0122, P0123, P0222, P0223, P2135
[P0122] Throttle position sensor: ground short circuit detected.
[P0123] Throttle position sensor: open or power short circuit
detected.
[P0222] Throttle position sensor: ground short circuit detected.
[P0223] Throttle position sensor: open or power short circuit
detected.
[P2135] Throttle position sensor: output voltage deviation error.
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FUEL INJECTION SYSTEM