The frame serial number or V.I.N. (Vehicle identification number) “a” is stamped on the right side of the steering head tube. The engine serial number “b” is located on the lower crankcase. These numbers are required especially for registering the machine and ordering spare parts.


Vehicle side view
Fuel and oil recommendationDTC “c40” (p0505 / p0506 / p0507): isc
valve circuit malfunction
Detected condition and possible cause
Detected condition
Possible cause
C40/P0505
The circuit voltage of motor drive is
unusual.
Isc valve circuit open or shorted to ground.
Air passage clogged.
Isc valve is fixed.
Isc valve prese ...
Conrod crank pin bearing inspection and
selection
Refer to “engine bottom side disassembly” (page 1d-
49).
Refer to “engine bottom side assembly” .
Inspection
Inspect the bearing surfaces for any signs of fusion,
pitting, burn or flaws. If any, replace them with a
specified set of bearings.
Place the plastigauge axially along ...
Iap sensor removal and installation
Removal
Lift and support the fuel tank. Refer to “fuel tank
removal and installation” in section 1g (page 1g-
9).
Disconnect the coupler (1) and vacuum hose (2).
Remove the iap sensor (3) from the air cleaner box.
Installation
Install the iap sensor in the reverse ord ...