Questions tagged [oil]

This tag should be used for anything related to the use of automotive engine oil, or in reference to other parts of the car that also require lubrication using oil.

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1answer
13k views

What is compressor oil rating PAG ND-8 equivalent to?

The Land Rover LR3 service manual specifies: Compressor oil : Denso ND-8 PAG oil I'm scratching my head trying to figure out whether the following oil, which seems equivalent to ISO VG 32 would do ...
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1answer
2k views

2007 Jeep Wrangler HOT OIL! STRANDED! HELP!

2007 Jeep Wrangler. Hot oil light came on, pulled over at a store, killed it, added some oil after it cooled about 15 minutes now it doesn’t want to start again thought about adding some coolant but ...
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76 views

vw polo 6n2 oil level decreasing

i have a Volkswagen polo 1.4 engine i have two problem first in oil level, the oil level is decreasing every few days and there is no oil leak or no smoke going out from the exhaust, and second ...
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1answer
482 views

Has my mechanic overfilled the oil? Audi a3 2008 1.8 TFSI

I have recently bought an Audi a3 2008 TFSI, and had a mechanic checking the engine over before buying it. He had to repair an oil leak and refilled the oil, everything seemed good to him. Today when ...
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3answers
5k views

2012 Subaru Forester: “cam case, and front cover are leaking oil”

2012 Subaru Forester, automatic, a tad under 115000 miles. Took it into the dealer for regular service and received a write-up "requiring immediate attention" that the "cam case, and front cover are ...
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1answer
459 views

2013 BMW electronic oil level check fails to complete

My wife's car is a 2013 BMW 335i with M-Sport package. The engine has no dipstick so the only way to check the oil level is using the menu-driven display. However, this never completes. ...
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4answers
20k views

Car won't pickup speed, only goes about 30 MPH. Why?

I have a 95 Lincoln Town Car Signature. For less then the past week my car hasn't been wanting to pick up the speed like it should. After going to see about a diagnostic test done, they want so much ...
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1answer
615 views

Shelf life of sealed and unsealed oil left in trunk?

I always keep a quart or two of oil in my trunk for "just in case" purposes. Currently, I have one sealed quart and one unsealed, half-used quart. Both Castrol 0w30 full synthetic. I bought them ...
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2answers
267 views

2014 Jeep SRT 6.4L oil filter was too small - what kind of damage?

What possible damage could my engine incur from having an oil filter installed that is smaller than the suggested size? I have damage but I’m interested to hear what this forum has to say about it ...
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1answer
2k views

Does the car's angle matter while trying to read the oil dipstick?

Just wondering, Would a reading of the oil dipstick be inaccurate if the cars' angle is off? This could be to either sides. For example: Parked with the right wheels on the sidewalk. Right side ...
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236 views

I used sae 30 instead of 5w30

I put two quartz of sae 30 and now I'm having problems with changing gears they take longer. What can I do to take it all out and put the right oil. If you can please help me thank you.
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55 views

Does an engine with lower viscosity oil require less warming up?

I have always seen that an engine should be driven gently (low throttle, low revs) for about 15 minutes after starting, in order to bring the oil up to temperature and lubricate the engine properly. ...
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2answers
359 views

2011 Cruze LT Turbo - oil pan plug falls out

2011 Cruze LT Turbo - well maintained - last oil change Dec 2017 at local dealers - only place car maintained and all oil changes there. On hwy and large warning sign and audible - stop car and ...
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91 views

Scooter 49cc trouble starting at morning

I was wondering why my scooter (Aprilia 49cc) is having trouble with starting at morning, To make this easy to understand : - I only have one shot with start bottom, first attempt, my scooter start, ...
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0answers
88 views

What is the best oil grade for my engine condition?

I have a mid-aged 300k 3.6L car. I bought it 3 years ago and was using 20w50 oil (I live in Saudi Arabia where tempartures reaches 50c in summer and below 10c in winter) The 20w50 was so heavy on my ...
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1answer
2k views

Oiled vs Oil-less turbos

So the question I have is are there any major benefits to the oil-less turbo technology that exists today? What makes a turbo like this better from a traditional oiled turbo? (Not specific to any car ...
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1answer
377 views

engine consuming oil and performance?

Can a car engine begin to burn oil with no noticeable performance or fuel consumption difference / or noticeable white smoke out from the exhaust? Assuming it loses about 800-900 ml per 1000 km. I ...
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1answer
323 views

Why does my car have very poor acceleration?

I have a 2009 Peugeot with the 308 cc THP engine. The car has poor acceleration. Here are the codes: P2191 P2261 P2262 P0243 P0299 What do these mean?
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1answer
89 views

What is the difference between old engine oil and old gasoline and how it affects a car

This happened in the mid 1990s and something made me think of it right now. A family friend ran out of gas 3 blocks from his house. I think he was driving an early 1970s car (if that matters). He ...
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3answers
3k views

Low compression on all cylinders - Flooded Engine - Maybe Washed Cylinders?

I just did a head gasket replacement on my 1995 Acura Legend. Before the replacement, compression was good on all cylinders except #3, which had blown. While the engine was open: I cleaned off the ...
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2answers
4k views

Very low oil level symptoms Ford Ranger

This seemed weird to me. My daughter called and said her boyfriend's Ford Ranger was "vibrating and misfiring" and when they checked the engine oil level was very low (off the dipstick), and could I ...
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1answer
2k views

Overfilled oil by 1 quart in a Chevy Spark [duplicate]

I have about a quart/liter of extra oil in a 2016 Chevy Spark. Will it be OK to drive it? I don’t want to damage the engine. I’ve read so far that 1 quart isn’t much but for such a small car I’m ...
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0answers
3k views

Engine over filled with oil

This is a 2007 Vauxhall Antara 2.0 L CDTI. Four months ago I took my car to a local garage chain to do some tyre adjustments and thought I might as well let them change my oil and oil filter. All ...
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1answer
74 views

How important is it to use a Mobil 1 oil filter if you are using Mobil 1 engine oil?

It seems like some oil changing stores do not use a Mobil 1 oil filter even if they use Mobil 1 engine oil. When using Mobil 1 engine oil, is it much better to use a Mobil 1 oil filter?
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1answer
2k views

driving with no oil showing on dip stick

76 yr old lady here . . bought 2000 Jeep Grand Cherokee from a used car dealership in my town. They really are good guys. My question is this. I've had the car for 6 mos. and drove 1800 miles. ...
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135 views

oil in my cooling system liquid is my TURBO damaged

I have a kia forte 5 sx 2016 with about 31000 miles on it. Last week the 4 spark plugs broke. I've got them changed under my guarantee. I knew something was wrong but the dealer didn't want to look ...
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188 views

Excessive Oil Consumption, is there a leak?

I own an Audi A4 2008 and lately every few hundred kilometers the oil runs low (so I add oil of course). I tried to look for oil marks under the car, sometimes I see something that looks like oil and ...
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1answer
45 views

Corse Ecoflex 1.0 oil cap blew off

I was driving home on Friday and with about 3 miles to go hit a pothole pretty hard (no idea if this has anything to do with it) but also noticed it started to smoke when idle (redlight road works as ...
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2answers
1k views

Are there any problems in changing oil types? [duplicate]

I've heard in the past that when you have one of the two types of oil (Synthetic or natural) you shouldn't change between them when you do an oil change. But I just called to change my oil and got ...
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1answer
88 views

synthetic motor oil life

I have a Porsche Boxster with a "new" IMS bearing and have Motul 8100 X-cess 5W40 installed. Car is driven monthly & I am trying to determine should I change oil by millage or by time in engine.
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2answers
139 views

Dealership used wrong oil - should I trust them to use the correct oil again?

I have a Toyota Corolla. Since I bought it brand new a few years ago, I always have gotten synthetic oil on the oil changes. I have always used the Toyota dealership. When I got the oil changed ...
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3answers
141 views

Why was the mechanic using 20/50 oil in our Mazda 1598 cc in a tropical country?

I recently checked my wife's car and its maintenance record and saw that the agency has been replacing the engine oil with 20/50 during routine maintenance. We live in a tropical country where the ...
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5answers
5k views

Oil vs Coolant Temperature

Could an engine be run dry, as is the case with solid blocks, meaning no coolant, if a sufficient oil cooler were to be installed? Essentially, if we could keep the oil temperature between 210 and ...
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1answer
110 views

What's this yellow paste I found when I attempted to add oil?

I have a 2004 F150, with 200,000 miles. My daily commute is about 20 miles. I add a quart of oil at 3,000 miles, then get an oil change at 5,000 miles. I live in Atlanta, and it only rarely gets below ...
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1answer
73 views

Is it safe to re-use common automotive oil filters?

Some oil filters have an o-ring and can definitely be removed/replaced multiple times. This is not about those... How about the standard flat rubber gasket type oil filters? Specific example would ...
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0answers
406 views

V70 reported low oil level, but stick says it's fine and now the message is gone, what happened?

I have a 2006 Volvo V70. When I was driving yesterday, the car displayed a notification that the oil level was low and I should top it off. Since this was a non-urgent notification (as opposed to a ...
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2answers
1k views

oil in coolant container

I have mistakenly poured about a half quart motor oil (synthetic 5-30) in the filler for coolant. Do I need to drain the coolant or will it be OK. This is a 2007 BMW 650i. Will driving it hurt the car?...
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0answers
117 views

Diagnosing Engine Knock

My 2003 Volvo XC70 had a slight engine knock for about 5000 miles but never showed any signs of damage to the engine. Oil was fine and it only made the sound in around the 2500-3500 rpm range. One ...
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0answers
2k views

Best sealant to use for metal oil cooler hose into oil cooler

I have just spent 14+ hours under my SAAB removing and replacing two oil cooler hoses, one tap of a hammer on a punch on a hose pipe flange at a time. That doesn't count all the research time prior ...
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0answers
124 views

Any way to clean engine oil system following possible overheat?

I purchased a car with the intent of fixing it to sell again. It required new fuel injectors, O2 sensors, plugs, cats, computer, etc. Most problems stemmed from a buildup of oil on the exterior of ...
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1answer
457 views

2014 Honda Odyssey - Maintenance Minder change oil after only 3 months

We just took our 2014 Honda Odyssey for an oil change 3 months ago, and the maintenance minder light came on. It's not that high mileage of a vehicle (40K miles). Does the Maintenance Minder ...
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2answers
240 views

Oil light vs oil filter

Do I need to be actively monitoring my car miles usage to insure I'm changing the oil and or oil filter regularly? I had been told by others that you need to monitor the miles to know when to change ...
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1answer
138 views

Using synthetic oil with 115k kms (70k+ miles) [duplicate]

I have a 2008 Honda Fit GD1 that has around 115.000 kms or 70.000+ miles on it. For what is in the hood sticker, its been using Lubrax (a Brazilian brand) in the mineral form. I have the service book ...
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1answer
84 views

Wagon R burns engine oil

Suzuki Wagon R 2008 with 162000 on the odometer has started burning engine oil. What are the possible reasons & what are the repairs & costs?
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1answer
1k views

Inaccurate dipstick reading

I have owned my car almost 7 years. I've never before checked the oil level with readings like all three of the first holes not having oil in them but the 4th one at the top does. Or at times none of ...
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3answers
731 views

How is oil in an engine cooled?

After reading some articles regarding 'running low on oil', I understood the logic that having more (appropriate amount) of oil is better than running low as oil has time to cool down before it has to ...
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1answer
47 views

Having bit of Oil problem

I have a 2000 Ford Mustang,the oil light came up, so I thought it's time to put some oil in it. I did that and my oil light still says on. I am feeling low as my car won't start. Any clue what could ...
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2answers
147 views

Oil change: level was so low it didn't show on the dip-stick?

Had the oil changed and they said it didn't show on the dip-stick. Now it seems like the engine could be knocking a little. Could it be damaged? confused
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1answer
3k views

Why do some modern gasoline cars burn oil?

Car & Driver found that a brand-new Camaro SS consumed about a quart of oil every 5,000 miles. But, "Chevrolet says this is normal." Why is it "normal" for some (typically higher-performance) ...
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1answer
79 views

“Oil change overdue by sticker. (45)”

I recently brought my car for a 30,000 mile maintenance inspection. It was returned with Repair Order that I didn't read in details at the time. Now, I realized that there's a note, on the second ...