Yamaha MT-09 2021 Service Manual page 533

NO
a. Replace the intake air pressure sensor 1.
Refer to "THROTTLE BODIES" on page 7-5.
b. Start the engine and let it idle for approximately 5 seconds with the throttle fully closed, and then
check the condition of the DTC using the malfunction mode of the YDT.
c. Confirm the "Recovered" condition, then go to step 3.
3. 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.
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