Yamaha R15 2022 Service Manual page 369

This model is equipped with OBD1 (On Board Diagnostic), due to OBD1 system adoption, en-
gine trouble warning light will glow continuously even the fault has been rectified.
To turn off engine trouble warning light, use YDT (Yamaha diagnostic tool) to erase all fault
codes.
For erase the fault codes follow below steps.
1
Connect YDT Ver.3 &
rectify all the errors
YAMAHA DIAGNOSTIC TOOL
Select function
ME1RG591BJ0000130 MTN155 : 12 Km Deendayal
ECU
FI
ABS
Delete
Erase All
selected item s
FUEL INJECTION SYSTEM
Diagnosis of
malfunction
Trouble List Trouble Information
203 Event
Lean angle sensor
F3 F4
2
After troubleshooting erase
fault code by YDT ver.3
Diagnosis of
malfunction
FFD data FFD graph
FFD
Service
Manual
F10
F9
8-36
ELEC
OBD readiness status
FFD
P1605
Recover
Lean angle sensor (open or power short
circuit)
Update Save
F11 F12
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