Yamaha TRACER MT09TRA Service Manual page 465

Fault code No.
Item
6 Defective front wheel sensor.
7 Malfunction in ECU.
8 Malfunction in ABS ECU.
9 Delete the fault code.
Fault code No.
Item
Fail-safe system
Diagnostic code No.
Meter display
Procedure
Item Probable cause of
malfunction and check
1 Connection of meter assembly
coupler.
Check the locking condition of
the coupler.
Disconnect the coupler and
check the pins (bent or broken
terminals and locking condition
of the pins).
69
Front wheel sensor: no normal signals are received from the front
wheel sensor.
Improperly installed sensor 
Reinstall or replace the sensor.
Replace the ECU.
Refer to "REPLACING THE
ECU (engine control unit)" on
page 8-132.
Replace the ABS ECU.
89 (Yamaha diagnostic tool)
Err (multi-function meter display)
Multi-function meter: signals cannot be transmitted between the
ECU and the multi-function meter.
Able to start engine
Able to drive vehicle
—
—
—
Maintenance job
Improperly connected  Con-
nect the coupler securely or
replace the wire harness.
8-74
FUEL INJECTION SYSTEM
Execute the diagnostic mode.
(Code No. 16)
Rotate the front wheel by hand
and check that the indicated
value increases.
Value increases  Go to item 9
and delete the fault code.
Value does not increase  Go
to item 7.
Execute the diagnostic mode.
(Code No. 16)
Rotate the front wheel by hand
and check that the indicated
value increases.
Value increases  Go to item 9
and delete the fault code.
Value does not increase  Go
to item 8.
Go to item 9.
Start the engine, and input the
vehicle speed signals by operat-
ing the vehicle at 20 to 30 km/h
(19 mi/h).
The fault code can also be
deleted by activating the diag-
nostic mode and selecting diag-
nostic code number "63".
Confirmation of service com-
Turn the main switch to "ON".
Fault code number is not dis-
played  Service is finished.
Fault code number is displayed
 Go to item 2.
pletion