How to Determine if a Car is Burning Engine Oil?

[LeBryce]

Methods to determine if a car is burning engine oil include: 1. The oil dipstick reading is significantly below the minimum level; 2. Visible carbon particles in the exhaust pipe, sticky to the touch, with blue smoke emitted from the exhaust; 3. Opening the oil filler cap or checking the dipstick reveals excessive exhaust gas or even blue smoke; 4. Spark plugs show significant carbon buildup and traces of engine oil when removed; 5. Endoscopic inspection reveals obvious carbon deposits in the valve guides and combustion chambers; 6. The catalytic converter has noticeable carbon buildup. Additional information: Reasons for a car burning engine oil include: 1. Faulty design in the crankcase forced ventilation system; 2. Mesh patterns on the cylinder walls.