Engine Oil Level Check; Engine Oil Replacement - Yamaha Waverunner VXS VX1800 Service Manual

2. Check the cooling water hoses. Replace if
cracked or damaged.
3. Check the cooling water hose routing and
the clamps. See "Cable and hose routing"
(2-13).

Engine oil level check

• When starting the engine to check the oil
level on land, make sure to connect a gar-
den hose to the watercraft for proper wa-
ter supply.
• Make sure that debris or water does not
enter the oil filler hole.
1. Place the watercraft in a horizontal posi-
tion.
TIP:
If the engine was running, allow the engine oil
to settle by waiting 5 minutes or more before
checking the oil level.
2. Remove the oil level gauge "1", wipe the
gauge clean, and then insert the oil level
gauge "1" into the oil level pipe completely.
3. Remove the oil level gauge "1" again to
check that the oil level is between the min-
imum level mark "a" and the maximum lev-
el mark "b" on the gauge.
4. If the engine oil is below the minimum level
mark, remove the oil filler cap "1", and then
add sufficient oil of the recommended type
to raise it to the correct level.
5. If the engine oil is above the maximum lev-
el mark, extract oil using an oil changer to
lower it to the correct level.
6. Install the oil filler cap "1".
Recommended engine oil
Recommended engine oil grade API
Recommended engine oil type SAE

Engine oil replacement

Be careful when handling the engine oil to
avoid burns. The engine oil is hot immedi-
ately after the engine is turned off.
• When starting the engine to check the oil
level on land, make sure to connect a gar-
den hose to the watercraft for proper wa-
ter supply.
b
• Make sure that debris or water does not
enter the oil filler hole.
a
1. Place the watercraft in a horizontal posi-
tion.
1
2. Start the engine and warm it up for 5 min-
utes or more at engine idle speed.
3. Stop the engine.
4. Remove the oil filler cap and oil level
gauge.
5. Extract the oil using the oil changer "1".
3-4
YAMALUBE 4W or 4-stroke motor oil
API SE, SF, SG, SH, SJ, SL
SAE 10W-30, 10W-40, 20W-40, 20W-
50
Periodic service
1