Checking The Engine Oil Level - Yamaha YZF-R1K Service Manual

MEASURING THE COMPRESSION PRESSURE/

CHECKING THE ENGINE OIL LEVEL

Refer to the following table.
Compression pressure
(with oil applied into the cylinder)
Reading
Higher than with-
out oil
Same as without
oil
7. Install:
• spark plug
EB303070
CHECKING THE ENGINE OIL LEVEL
1. Stand the motorcycle on a level surface.
NOTE:
• Place the motorcycle on a suitable stand.
• Make sure that the motorcycle is
upright.
2. Start the engine, let it idle for several
minutes, and then stop it.
3. Check:
• engine oil level
The engine oil level should be between
the minimum level mark a and maxi-
mum level mark b.
Below the minimum level mark → Add
the recommended engine oil to the
proper level.
Recommended oil
At 5˚C (40˚F) or higher Å:
Yamalube 4 (20W40) or
SAE 20W40 type SE motor
oil
(Non-Friction madified)
At 15˚C (60˚F) or lower ı:
Yamalube 4 (10W30) or
SAE 10W30 type SE motor
oil
(Non-Friction modified)
3 - 25
CHK
ADJ
Diagnosis
Piston wear or
damage → Repair.
Piston ring(-s),
valve(-s), cylinder
head gasket or
piston possibly
defective →
Repair.
13 Nm (1.3 m · kg, 9.4 ft · lb)
3