ECU Communication Line Inspection
When the data is not sent from the ECU to the meter unit for more than about 10 seconds, the service code 39 is displayed.
The data is sent through the CAN communication line.
The service code 39 is detected with the meter unit.
When the user mode, this communication error blinks the following items besides the FI warning symbol [A].
Power Mode and S-KTRC Symbols [B] Yellow Color LED [C]

If the CAN communication line resistance is normal, check the wiring according following procedure.
Disconnect the ECU and meter unit connectors.
Special Tool - Hand Tester: 57001-1394
Wiring Inspection ECU Connector [A] ←→ Meter Unit Connector [B] GY/BL lead (ECU terminal 27) [C] LB lead (ECU terminal 28) [D]

ECU Communication Line Circuit

1. ECU
2. Joint Connector D
3. Joint Connector C
4. Meter Unit
5. Warning Indicator Light (LED, Yellow)
6. Warning Indicator Light (LED, Red)
Blank Key Detection (Service Code 36, Equipped Models)Air Intake Solenoid Valve Unit Test
Remove the air intake solenoid valve (see Air Intake Solenoid
Valve Removal in the Fuel System (DFI) chapter).
Set the hand tester [A] to the × 1 Ω range and connect it
to the air intake solenoid valve terminals as shown in the
figure.
Special Tool - Hand Tester: 57001-1394
...
Meter instruments
Upper Button
Lower Button
Tachometer (with Shift-Up
Indicator)
Red Zone
Ambient Brightness
Sensor
Turn Signal Indicator Light
Warning Indicator Light
(Red)
Neutral Indicator Light
Multifunction Meter
High Beam Indicator Light
Warning Indicator Light
(Yellow)
Fuel ...
Tie-Rod Removal
Squeeze the brake lever slowly and hold it with a band
[A].
Remove the front footpeg bracket bolts [A].
Raise the rear wheel off the ground with the jack (see
Rear Shock Absorber Removal).
Special Tools - Jack: 57001-1238
Jack Attachment: 57001-1608
Remove:
Upper ...