Honda VFR800F 2014 Service Manual page 177

LUBRICATION SYSTEM
TROUBLESHOOTING
Oil level
too low, high oil consumption
.
Oil consumption
.
External oil leaks
.
Worn
piston rings (Page 13-14)
.
lmproperly
installed piston rings
(page 13-14)
.
Worn
cylinders (page 13-14)
.
Worn valve stem
seals (page
10-20)
.
Worn
valve guide (Page 10-21)
.
Worn or damage
oil
pump
Low
oil pressure
.
Oil pressure relief valve stuck open
.
Oil level low
.
Clogged
oil
strainer
.
Faulty
oil pump
.
Internal
oil
leaks
.
lncorrect
oil being used
No
oil pressure
.
Oil level
too low
.
Oil pressure relief valve stuck open
.
Broken oil pump drive chain
.
Broken oil
pump drive or driven sprocket
.
Damaged
oil
pump
.
lnternal
oil leaks
High
oil pressure
.
Oil pressure relief
valve stuck closed
.
Clogged oil filter, gallery, or metering orifice
.
lncorrect
oil being used
Oil contamination
.
Oil
or
filter not changed often enough
.
Worn
piston rings
.
lmproperly
installed piston rings
.
Worn cylinder
.
Worn
valve siem
seals
.
Worn
valve
guide
.
Blown
cylinder
head gasket
Oil
emulsification
.
Blown cylinder head gasket
.
Leaky
coolant
passage
.
Entry of
water
9-3