Yamaha MT-09 2021 - Cope with the Mil Flashing; Parts Connected to the Abs Ecu; Parts Connected to the Ecu; Precautions for Road Test

9-4
SELF-DIAGNOSTIC FUNCTION
EAS32864
PARTS CONNECTED TO THE ECU
The following parts are connected to the ECU.
When checking for a power short circuit, the couplers must be disconnected from all of the following
parts beforehand.
EAS32918
PARTS CONNECTED TO THE ABS ECU
The following parts are connected to the hydraulic unit assembly (ABS ECU).
When checking for a power short circuit, the couplers must be disconnected from all of the following
parts beforehand.
EAS33137
PRECAUTIONS FOR ROAD TEST
WARNING
EWA20860
When test riding the vehicle, always comply with local traffic regulations.
EAS33283
COPE WITH THE MIL FLASHING
With the vehicle is running, the MIL flashes by the process of the misfire (P0300/P0301/P0302/P0303)
detection procedure but no DTC is sometimes stored. In this case, question the customer about the
conditions when the problem occurred, and do the troubleshooting.
Refer to “P0300, P0301, P0302, P0303” on page 9-147.
• Crankshaft position sensor • Fuel pump
• Injector #1 • O
2
sensor
• Injector #2 • ABS ECU (Electronic Control Unit)
• Injector #3 • Throttle servo motor
• Clutch switch (for MTN890D) • Relay unit
• Ignition coil #1 • Starter relay
• Ignition coil #2 • Purge cut valve solenoid
• Ignition coil #3 • Brake light relay (for MTN890D)
• Throttle position sensor • Radiator fan motor relay
• Intake air pressure sensor 1 • Meter assembly
• Intake air pressure sensor 2 • Immobilizer unit
• Coolant temperature sensor • Headlight control unit
• Gear position sensor • Handlebar switch (left and right)
• Shift sensor • IMU (Inertial Measurement Unit)
• Intake air temperature sensor
• Meter assembly • Handlebar switch (left)
• IMU (Inertial Measurement Unit) • Rear brake light switch (for MTN890D)
• ECU (Engine Control Unit) • Tail/brake light
• Front wheel sensor • Brake light relay (for MTN890D)
• Rear wheel sensor