Special tool
(a): 09916–43211 (valve guide
installer &
remover)
Note
|

| Caution when refinishing or removing the reamer from the valve guide hole, always turn it clockwise. |
Special tool
(b): 09916–33320 (valve guide reamer
(9.8
Mm))
(c): 09916–34542 (reamer handle)

| Caution do not use a burner to heat the valve guide hole to prevent cylinder head distortion. |
| Caution failure to oil the valve guide hole before driving the new guide into place may result in a damaged guide or head. |
Special tool
(a): 09916–43211 (valve guide
installer &
remover)
(d): 09916–53380 (valve guide
installer
attachment)

|

Note
|
Special tool
(c): 09916–34542 (reamer handle)
(e): 09916–33210 (valve guide reamer
(4.5
Mm))

Cylinder head related parts inspection
Valve seat repairStv actuator removal and installation
Refer to “throttle body disassembly and assembly” in section 1d .
Caution
never remove the stva from the throttle
body.
Isc valve inspection
Refer to “dtc “c40” (p0505 / p0506 / p0507): isc valve circuit malfunction”
in section 1a .
Isc valve removal and installation
Refer t ...
Pair system hose routing diagram
Pair control solenoid valve
Pair reed valve
White marking (hidden side)
Yellow marking
Blue marking
Red marking
Face the
clamp end to the top.
Make sure
the clamp is not contacted to the frame or air cleaner box.
90°
45°
15°
...
Crankcase breather (pcv) hose inspection
Inspect the crankcase breather (pcv) hose in the
following procedures:
lift and support the fuel tank with the prop stay.
Refer to “fuel tank removal and installation” in section 1g .
Inspect the crankcase breather (pcv) hose (1) for
wear and damage.
If it is worn or damaged ...