Yamaha YZF-R1 Series Service Manual page 696

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 condition of 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 4.
4. Installed condition of gear position sensor.
• Check for looseness or pinching.
Is check result OK?
YES
→ Go to step 5.
NO
a. Reinstall or replace the sensor.
Refer to "CRANKCASE" on page 5-71.
b. Turn the main switch to "ON", and then check the condition of 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.
5. Defective gear position sensor.
• Make sure that the position of each gear is correctly displayed on the meter.
Is check result OK?
YES
→ Go to step 6.
NO
a. Replace the gear position sensor.
Refer to "CRANKCASE" on page 5-71.
b. Turn the main switch to "ON", and then check the condition of 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 6.
6. Malfunction in ECU.
• Replace the ECU, and complete the service.
Refer to "REPLACING THE ECU (Engine Control Unit)" on page 8-41.
9-199
P0916, P0917