Base Engine Misfire with Excessive Oil Consumption (LDK, LHU)
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Base Engine Misfire with Excessive Oil Consumption (LDK, LHU)
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Cause
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Correction
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Worn valves, valve guides, and/or valve stem oil seals
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1.
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Inspect the spark plugs for oil deposits.
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2.
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Repair or replace, as required.
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Worn piston rings
Oil consumption may or may not cause the engine to misfire.
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1.
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Inspect the spark plugs for oil deposits.
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3.
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Perform cylinder leak down and compression testing to identify the cause.
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4.
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Repair or replace, as required.
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