ECU Communication Error (Service Code 39)
Fuel Pump Relay Removal/InstallationSpark Plug Condition Inspection
Remove the spark plugs (see Spark Plug Replacement in
the Periodic Maintenance chapter).
Visually inspect the spark plugs.
If the spark plug center electrode [A] and/or side electrode
[B] are corroded or damaged, or if the insulator [C]
is cracked, replace the plug.
If the spark plug is ...
Gear Position Indicator
The gear position indicator shows the
corresponding gear positions where
the transmission is shifted.
For example, when the transmission
is in 6th gear, “6” is displayed.
A. Gear Position Indicator (Normal mode)
NOTE
If the gear position is in the neutral
position, the gear positio ...
Amplifier Input Voltage Inspection
NOTE
Be sure the battery is fully charged.
Turn the ignition switch to OFF.
Remove the upper fairing (see Upper Fairing Removal in
the Frame chapter).
Do not disconnect the connectors.
Connect a digital meter to the amplifier connector [A] with
needle adapter set.
Special To ...