P062F; Troubleshooting - Yamaha MT-09 2021 Service Manual

EAS20598

P062F

EAS33078

TROUBLESHOOTING

Item
EEPROM DTC: an error is detected while reading or writing on EEPROM.
Fail-safe system
• Able/Unable to start engine
• Able/Unable to drive vehicle
Procedure
1. Locate the malfunction.
• Execute the diagnostic mode (Code 60)
00
Go to step 6.
01
Go to step 2.
02
Go to step 3.
03
Go to step 4.
Except 00–03
Go to step 5.
2. "01" is indicated in diagnostic mode (code D60). EEPROM data error for adjustment of CO concen-
tration of cylinder #1.
• Change the CO concentration of cylinder #1, and rewrite in EEPROM.
Refer to "ADJUSTING THE EXHAUST GAS VOLUME" on page 3-11.
• After this adjustment is made, turn the main switch to "OFF".
• 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
a. Repeat step 1.
b. If the same number is indicated, go to item 7.
3. "02" is indicated in diagnostic mode (code D60). EEPROM data error for adjustment of CO concen-
tration of cylinder #2.
• Change the CO concentration of cylinder #2, and rewrite in EEPROM.
Refer to "ADJUSTING THE EXHAUST GAS VOLUME" on page 3-11.
• After this adjustment is made, turn the main switch to "OFF".
• 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
a. Repeat step 1.
b. If the same number is indicated, go to item 6.
9-203
P062F