Engine lubrication symptom diagnosis

Oil pressure check
Check the engine oil pressure periodically. This will give a good indication of the condition of the moving parts.
| Note before checking the oil pressure, check the following.
|

Special tool (a): 09915–74521 (adapter hose) (b): 09915–17410 (oil pressure gauge adapter) (c): 09915–77331 (oil pressure gauge (1000 kpa))

If the oil pressure is lower or higher than the specification, the following causes may be considered.
Oil pressure specification 100 – 400 kpa (1.0 – 4.0 Kgf/cm2, 14 – 57 psi) at 3 000 r/min, oil temp. 60 °C (140 °f)
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High oil pressure |
Low oil pressure |
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Schematic and routing diagram
Repair instructionsRegulator / rectifier construction
Regulator/rectifier
Regulator/rectifier bracket
Air intake pipe (rh)
Spacer
Wiring harness
Connect
the regulator/rectifier couplers under the wiring harness
10
N·m (1.0 Kgf-m, 7.0 Lbf-ft)
...
Spark plugs
Your motorcycle comes equipped
with ngk cr9e or denso
u27esr-n spark plugs. To determine
if the standard spark plug is
right for your usage, check the
color of the plug's porcelain center
electrode insulator after motorcycle
operation. A light brown
color indicates that the plug is correct.
...
Throttle cable removal and installation
Removal
Remove the air cleaner box. Refer to “air cleaner box removal and
installation” .
Remove the right handlebar switch box. Refer to “handlebar removal and
installation” in section 6b .
Remove the throttle cables as shown in the cable routing diagram. Refer
to “thro ...