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1.5L REVOTORQ ENGINE
11
SR.
NO.
COMPLAINT
CAUSE
REMEDY
ENGINE LUBRICATION SYSTEM
4
Engine does
not develop
oil pressure /
Low Engine
Oil Pressure
a) Defective instrument cluster
b) Low oil level in sump
c) Oil pump seized
Seized
Oil pump relief valve stuck in open
position
d) Main bearing /con rod bearings & journals
excessively worn out
e) Bearing shells peeled off
f) Wrong grade of oil used
g) Diesel dilution
h) Faulty oil pressure sensing unit
a) Check DTC and rectify.
b) Top-up
c) Action to be taken:
Replace
Repair/Replace the valve
and affected engine parts
d) Replace affected parts.
e) Replace the bearing shell
and affected parts, if any
f) Fill in correct grade of oil
g) Rectify
h) Replace faulty sensing unit
as needed
5.
High Engine
Oil
Consumption
Oil leakage from :-
a) Crankshaft front oil seal
b) Crankshaft rear oil seal
c) Sump to block mating area
d) Oil cooler
e) Oil filter
f) Camshaft head front oil seal
g) Cylinder head cover gasket
h) Oil leak from cylinder head gasket
i) Cylinder head cover warpage
j) Oil seal on valve guide
k) Valve guide worn out
l) Excessive oil filling
m) Excessive piston ring butt/Lateral clearance
n) Excessive cylinder bore wear (Excessive
blow-by)
a) Replace the oil seal
b) Replace the oil seal
c) Tighten sump
screws/Replace gasket.
d) Tighten the fastener /
Replace oil cooler.
e) Tighten the filter / Replace
oil filter
f) Replace the oil seal.
g) Replace the gasket
h) Replace the gasket
i) Replace cylinder head
cover
j) Replace the oil seal
k) Replace the head
l) Fill the oil to correct level
m) Replace piston rings
n) Repair/replace the engine