Volvo Penta
Oil Burning in Combustion Chambers
Engine emits blue smoke; oil consumption is noticeably high.
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Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
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Possible Causes
Worn piston rings, Worn valve stem seals, Turbocharger oil seal leakage, Overfilled crankcase oil level
How to Fix / Troubleshooting
Safety: Prolonged oil burning can foul the DPF and turbocharger.
- Check oil level: Ensure oil is at the correct mark on the dipstick. Drain excess oil if overfilled.
- Inspect crankcase breather: A blocked breather can increase crankcase pressure and oil carryover. Clean or replace the breather element.
- Check turbo for oil: Remove intake hose and inspect for excessive oil in the compressor housing. A failed turbo seal requires turbo replacement.
- Engine wear assessment: If blue smoke persists, an engine wear evaluation (compression test, leak-down test) is needed. Major internal repairs may be required.
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Repair Difficulty
Professional Required
5/5
Required Part
Turbocharger Assembly
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