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)Rear Wheel Rotation Sensor Signal Abnormal (Service Code b 44)
Measure the air gap between the rear wheel rotation sensor
and sensor rotor.
Thickness Gauge [A]
Air Gap
Standard: 0.4 1.6 mm (0.02
0.06 in.)
If the measurement is not the standard, check each part
for deformation and looseness and correct accordingly.
If the measurement is the sta ...
Fuel Tank Installation
Note the above WARNING (see Fuel Tank Removal).
Run the hoses correctly (see Cable, Wire, and Hose Routing
section in the Appendix chapter).
Check that the dampers [A] are in place on the fuel tank.
If the dampers are damaged or deteriorated, replace
them.
If the fuel tank brack ...
Balancer Installation
Position the crankshaft at #2, 3 positions TDC or at #1, 4
positions TDC.
Install the balancer assembly as follows.
Align the punch mark [A] on the weight and the projection
[B] on the crankcase.
Engage the balancer gear and the crankshaft gear.
Insert the balancer shaft until it is bot ...