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my car is burning oil,why?

2007-01-27 06:01:59 · 9 answers · asked by miss curiousity 1 in Cars & Transportation Maintenance & Repairs

9 answers

Usually this is caused by the piston rings allowing oil to get past them and into the combustion chamber, but can also be caused by oil that has been thinned with gasoline and many other things, but Usually, it is the piston rings that causes the burning of motor oil

2007-01-27 06:08:00 · answer #1 · answered by jthecarman2 1 · 1 0

Car Burning Oil

2016-11-05 11:16:17 · answer #2 · answered by ? 4 · 0 0

Burning Oil

2016-12-10 03:05:52 · answer #3 · answered by ? 4 · 0 0

Actually, cars are suppose to burn gasoline. You're probably putting the oil for your oil change into the gas tank.
Assuming you've already drained the old oil out the bottom of the oil pan, you're running your car with no lubrication in it. This is bad for the wear and tear of your car's engine, and expect the pistons to weld themselves to the sides of the cylinder walls soon.
On a more serious note: There are several possibilities.
1) The piston rings are worn out,
2) The valve guides are worn,
3) The valve seals need replacing,
4) The PCV valve is clogged and needs replacing,
5) The cylinders are no longer round,
6) Your car has a carburator that is improperly set up and causing raw gas to get past the rings and diluting the oil viscosity,
7) Using too low a viscosity for your make of car,
8) You're driving a Stanley Steamer, and using oil to generate steam (sorry, couldn't resist).

Your question leaves a lot of information out of the mix. Things like how many miles are on the engine, the made and model, is there blue smoke out the exhaust pipe, and if so, is it all the time, or only on start-up?

2007-01-27 06:30:49 · answer #4 · answered by Larry B 3 · 0 1

My toyota dealer told me that my 2012 Camry SE 4 cylinder burning a quart in a 5000 mile interval is normal with full synthetic oil. This usage started with 20000 miles on the odometer and it is now at 25k. Anyone else think a car with 20k on it should be using a quart every 5k? I'm not happy and think this doesn't look good for this engine to make it 200k without major issues. Am I wrong?

2014-07-18 10:22:59 · answer #5 · answered by john 1 · 0 0

Because you either have worn valve seals, these seal the oil from leaking down into the cylinders, or worn piston rings and oil gets by the rings and you burn the oil. You can change the valve seals, but re-ringing the engine will be a pain in the neck, well taking off the heads and putting in new valve seals will be as well.....

2007-01-27 07:48:46 · answer #6 · answered by Anonymous · 0 0

This Site Might Help You.

RE:
why do cars burn oil?
my car is burning oil,why?

2015-08-07 05:05:35 · answer #7 · answered by Anonymous · 0 0

Car burn oil because it has oil leak internally to the inside of the combustion chamber. It could be a gasket or any kind of seals.

2007-01-27 06:07:18 · answer #8 · answered by Bruce__MA 5 · 0 0

Usually bad rings or valve seals

2007-01-27 06:20:38 · answer #9 · answered by darchangel_3 5 · 0 0

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