Chery T21 2014 Service Manual page 652

13 - SQR484F LUBRICATION SYSTEM
DIAGNOSIS & TESTING
Problem Symptoms Table
HINT:
Use the table below to help determine the cause of the problem symptoms. Check each suspected area in
sequence. Repair or replace the faulty components, or adjust as necessary.
Symptom
Low pressure in lubrication system
High oil consumption
13
Oil pressure warning light comes on
After cranking , clunking sound from engine
is heard
8
13–
Suspected Area
Oil pan (dirty, leaked)
Oil strainer (mesh dirty, blocked)
Oil pump
Line (blocked)
Engine oil (excessive oil filling capacity)
Oil filter (leaked)
Crankshaft front oil seal (damaged)
Crankshaft rear oil seal (damaged)
Oil pressure switch
Oil drain plug (leaked)
Oil pan (leaked)
Each engine seal surface leakage
Engine oil leakage
Engine oil (insufficient oil, low oil viscosity)
Oil filter (blocked)
Oil strainer (blocked)
Crankshaft front oil seal (damaged)
Crankshaft rear oil seal (damaged)
Oil pressure switch (damaged)
Instrument cluster (oil pressure warning
light)
Cylinder block (cracks occur in water
jacket, resulting in coolant leaking into the
oil pan, which will cause oil dilution)
Line (blocked)
Engine oil (high oil viscosity, excessive oil
filling capacity)
Cylinder block (oil passage blocked)
Chery Automobile Co., Ltd.
See page
13-20
13-23
13-24
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13-9
13-13
07-39
07-44
13-16
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13-20
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13-13
13-23
07-39
07-44
13-16
38-42
07-78
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07-78