How to Diagnose Broken Piston Rings in your Volvo XC90

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Piston rings are split rings made of cast iron or
steel.
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In addition to this, they have the following
functions
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Minimize the seepage of blow-by gases to the
crankcase.
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Maintain optimal compression within the
combustion chamber.
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Enable heat transfer between the piston and
cylinder wall.
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Frequent engine overheating
Lack of lubrication
Pre-ignition
Improper installation
Overage
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Piston rings are supposed to maintain optimal
compression within the combustion chamber.
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However, if they break, your car won't pick up
speed when accelerating.
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A sudden rise in oil consumption in your Volvo
XC90 is another obvious sign of broken piston
rings.
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Get them replaced immediately for smooth engine
operation.
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It might sound odd, but having broken piston
rings can cause oil leaks in your Volvo XC90.
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Seepage of blow-by gases through broken piston
rings can increase pressure within the crankcase.
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As a result of which, you might notice frequent
oil leak in your car.
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Broken piston rings can damage your Volvo XC90
engine beyond repair.
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So, if you are noticing the above-said signs of
piston ring failure in your car, contact a
mechanic immediately.
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