Honda CRF1100AL 2019 Owner's Manual page 267

Adding Engine Oil
If the engine oil is below or near the lower
level mark, add the recommended engine oil.
P. 243, P. 361
2 2
Remove the oil fill cap. Add the
1.
recommended oil until it reaches the
upper level mark.
Place your vehicle in an upright
u
position on a firm, level surface when
checking the oil level.
Do not overfill above the upper level
u
mark.
Make sure no foreign objects enter the
u
oil filler opening.
Wipe up any spills immediately.
u
Engine Oil
Securely reinstall the oil fill cap.
2.
NOTICE
Overfilling with oil or operating with insufficient
oil can cause damage to your engine. Do not mix
different brands and grades of oil. They may
affect lubrication and clutch operation.
For the recommended oil and oil selection
guidelines, see "Maintenance Fundamentals."
P. 243
2
Adding Engine Oil
u
263