Removal
The hot
engine can burn you. Wait until the engine is cool enough to touch. |

| Caution disconnect the lead wire coupler before removing the ignition coil to avoid lead wire coupler damage. |
Caution
|

Special tool
(a): 09930–10121 (spark plug wrench
set)

Installation
Install the spark plugs in the reverse order of removal.
Pay attention to the following points:
| Caution do not cross thread or over tighten the spark plug, or such an operation will damage the aluminum threads of the cylinder head. |
Special tool
(a): 09930–10121 (spark plug wrench
set)
Tightening torque spark plug: 11 n·m (1.1 Kgf-m, 8.0 Lbf-ft)

| Caution do not hit the ignition coil with a plastic hammer when installing it. |


Spark plug inspection and cleaning
Refer to “spark plug inspection and cleaning” in section 0b .
Ignition coil inspectionRear brake hose routing diagram
Hose clamp
: face the clamp end backward.
Stopper
: after the brake hose union has contacted
to the stopper, tighten the union bolt.
Brake pad pin
Plug
Caliper sliding pin b
Caliper sliding pin a
White marking
Yellow marking
Pass the
...
Fuel mesh filter inspection and cleaning
Inspect the fuel mesh filter in the following procedures:
remove the fuel mesh filter. Refer to “fuel pump disassembly and
assembly” .
If the fuel mesh filter is clogged with foreign particles,
it hinders smooth gasoline flow resulting in loss of
engine power. Such a filter ...
Water pump removal and installation
Removal
Note
before draining engine oil and engine coolant, inspect engine oil and
coolant leakage between the water pump and crankcase. If engine oil is
leaking, visually inspect the oil seal and o-ring. If engine coolant is
leaking, visually inspect the mechanical seal and s ...