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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High oil pressure after oil and filter change

I recently changed the engine oil and filter in my Westerbeke diesel. I gave it the usual (and specified) 4.5 quarts of SAE 30, specifically Chevron DELO. Now when it starts up it reads 80 psi of ...
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1answer
770 views

2015 STI White smoke

My 2015 Subaru WRX Sti is emitting white smoke from the exhaust. The smoke smells like burning electronics. When I pull over and open up the hood, I also see white smoke in the engine bay. The smoke ...
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1answer
111 views

I've got oil in my coolant but no coolant in the oil - Ford Triton V10 Motorhome

I have a Triton v10 engine in my vehicle I have oil in my coolant but no coolant in the oil. What could be the problem?
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2answers
456 views

Semi synthetic oil engine break-in

I've finished rebuilding the engine of my motorcycle (4 stroke 650cc single-cylinder). For now it runned only once varying between 1000 and 2000 RPM for 5 minutes with a couple of short bursts after ...
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2answers
3k views

Old Cars Burning Oil: How much is too much?

I've heard that it's "normal" for older cars to burn a certain amount of oil and that it's not really a problem. My question is how much is too much? At what threshold does burning oil become a ...
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1answer
72 views

Oil leak: any idea of the likely source?

The oil leak is slow and builds up after time. Seems to get worse if driving over 70mph. Car is ford fiesta 1.4 tdci. The picture where i've highlighted red circle - the oil seems to build up here, ...
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2answers
80 views

Oil in my coolant & no longer in my oil pan?

I have a 96 mustang GT with a 4.6 ltr V8, the car has not been severely overheated, but did overheat once a few months prior to this issue when the heater hose fitting popped out of the Carbon Fiber (...
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1answer
159 views

Quick Oil Change place overfilled my BMW Z3

Just got this car, a BMW Z3 3.0 from a Tampa dealer and have not even had it 10 days and Check Engine Light came on. I wanted to get the oil changed to full synthetic just in case it wasn't and ...
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1answer
1k views

My car doesn't leak oil but I have to tap it off every 500 miles

I am in a really weird situation. I have a BMW 325i(2002). I bought it second hand and I have been driving it for 5 years. Now, lately I have been having to tap my oil every 500 miles with 2 quarts. ...
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3answers
4k views

Lots of oil in radiator, but no coolant in oil and oil is not low

Theres oil in the radiator and the overflow tank of my 2002 GMC Envoy. The oil is fine, and has no water in it. The SUV gets regular oil changes, and the oil presure is fine. Water temperature is ...
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1answer
40 views

Oil pressure low on an 84 Ranger

I've recently changed the oil and filter on my 84 Ranger 2.8L V6. I used 10w-30 dino oil and filled it in range on the dip stick. I noticed that after I changed the oil, the oil pressure gauge (on ...
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1answer
476 views

How far can I drive with too much oil?

I have 2005 Nissan Sentra. The car tends to leak oil, so I check it about twice a month. I checked today and the oil was probably an inch above the full line, but I'm not sure why. I got the oil ...
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4answers
139 views

C Grade engine oil in petrol / gas engine

I recently bought some Castrol Magnatec oil that is rated C-3, instead of A. The car requires API SG or higher. Looking at the Castrol site, I can use the C-3 oil as it is rated SN, even though C ...
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2answers
9k views

Oil leaking from spark plug socket

I have oil leaking from a spark plug socket on my 1981 Volkswagen Rabbit pickup truck. Before you ask, it's swapped with the 1.6 gas motor instead of the 1.6 diesel. The oil leak appears to only be ...
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votes
1answer
125 views

Where on the Jeep Wrangler TJ can I tap into the oil line?

I would like to install a By-Pass filter on my Jeep TJ (2004). Where can I put the other end of the tube going into the filter? I have included a diagram illustrating what I am looking for (where ...
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1answer
2k views

Why is this motorcycle burning oil, and how can I get it to stop?

I have a newbie question for you. I'm considering buying a 2004 Yamaha TTR600RE- a single-cylinder, air-cooled dirt-focused dual-sport bike. It's perfectly set up for adventure touring, which is what ...
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1answer
809 views

Volkswagen Golf MK4 - Oil temperature sensor coding out

I have a Volkswagen Golf MK4 TDI 85kw (AJM). After driving for a while and stopping, when I turn the ignition on I get an "Oil sensor workshop" message. After connecting VCDS I got this fault: ...
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1answer
814 views

Oil pressure decresases when I step on the gas

I have a 1982 Mercedes W123 with a 2L gas engine. I have noticed some weirdness with the oil pressure and want to know if this is an indication of a problem. Let's say I am driving at 60km/h and the ...
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1answer
3k views

What could cause Oil Pressure light flickering

We've had one of the coldest winters in Michigan lately. Usually my car (2001 Buick Regal) is a trooper in the cold weather, but the other day as I was leaving work, I noticed a blinking light on my ...
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2answers
7k views

I put too much oil in my car, the level has been corrected now but it's still smoking

I put two quarts of oil in my car, then it just started throwing out smoke almost immediately out of exhaust pipe. Drove it home less than a mile, my husband said i put too much oil. So he drained the ...
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0answers
50 views

Are More Recent API Oils always “Better”?

The API ( American Petroleum Institute ) provides certifications for engine oil. Such certifications range from SA for 1930's era vehicles up to the current standard SN. The above linked document ...
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4answers
343 views

Hyper-miling and stress on engine oil

The other time I asked my mechanic, are my tires about needing to be changed? He said, naw, another 8000 miles. After driving 7000 miles, I asked another mechanic who again said, long way to go. ...
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3answers
497 views

2001 VW Jetta 1.8T oil light on, but oil level is full

Basically the situation is as described in the title, the oil light comes on intermittently, but when I check the oil it appears full. What could be causing this?
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2answers
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BMW E30 M20 oil warning light goes on on hot days but the motor sounds and performs fine

The car: BMW '90 E30 320i Cabrio with the six-cylinder M20 engine. The problem: the red engine oil warning light inside the instrument cluster (not the check control) lights up after some driving. ...
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4answers
2k views

how to clean up spilled oil?

I changed the oil in my pickup a couple months ago, and had about a quart of clean oil left in the container when I was done. I don't have a garage or other handy place to keep stuff like this, so I ...
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1answer
18k views

Revs shooting up when accelerating in high gears

The other day my '03 Ford Fiesta suddenly failed in 4th gear when I changed from 3rd to 4th. My revs shot right up reaching roughly 5000 without any acceleration then after a few seconds the revs went ...
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2answers
264 views

Damage from the Brief No Oil Pressure after Oil Change on Start Up

I was taught to fill the oil filter most of the way when doing an oil change. Usually, by the time I put the oil filter back on, I'm pretty annoyed and just put the empty filter on. I do put a light ...
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3answers
4k views

Do the Check Engine and Oil Pressure lights have any significance when the engine is off?

I should preface this by saying that I'm a relatively brand new driver, and I know next to nothing about cars. I've got a 2005 Chrysler Sebring, and I've noticed just today that when I put the ...
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3answers
19k views

Is an “oil life indicator” a reliable indicator for when to change the oil?

I have a 2014 Honda Pilot with 3600 miles on it. Historically I have always changed oil in my vehicles every 3000 miles, using good quality non-synthetic oil. Now this Honda has an "oil life ...
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2answers
3k views

accidentally placed oil in the coolant reservoir in a BMW 325i. How do I fix it and what is the cost?

I accidentally added oil to my coolant reservoir. I have a BMW 325i. The oil light came on and I figured my oil may be low. When the oil was added the oil light warning went off. However, the ...
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1answer
522 views

Should oil be changed every 3000, or 5000 miles? [closed]

I've always heard that the oil in a car should be changed every 3000 miles, but I read the manufacturer's suggested maintenance guide, and it says to change it every 5000 miles. Which is correct, or ...
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1answer
125 views

Oil overfill problem/oil foaming

Changed my oil today but like a fool overfilled when topping up, I did not notice this at first as I have a strange dipstick and fresh oil is pretty difficult to spot however I overfilled by around ...
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1answer
570 views

Why aren't oil drain valves more commonly used?

An oil drain valve is a device that replaces your regular drain bolt and makes an oil change a much cleaner job. When it's time for an oil change, you simply attach a hose to the oil drain valve, open ...
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2answers
3k views

Renault 1.4L 16v Oil Dipstick Location

I have a 2002 Renault Clio Mk2 with a 1.4L 16v engine, which I have owned for 6 months. There is a readout on the dash which indicates the oil level when you first turn on the ignition. My sensor is ...
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2answers
2k views

Oil dipstick with burnt oil on it

That's what my dipstick looks like. Note that it's dry on the picture, there's no oil on it. It has that brownish area which I can't scrape off. I have had the car for a short time and was changing ...
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102 views

15k mile oil filter

I have been using M1 in my jeep since I bought it with 22k miles on it. I now have 31k and i am thinking about getting M1 Extended Performance which is supposed to last 15k miles between oil changes. ...
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1answer
279 views

Cannot Pull Oil Dipstick

Here's a simple, yet frustrating, problem. I cannot check my oil, because the dipstick is stuck fast to the tube. I don't really want to pull and twist so hard that it breaks off.
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2answers
56 views

Oil low - incorrect oil already in. Stick with the wrong type or add correct type? [duplicate]

Vehicle: 2004 Mini Cooper (1598cc Petrol, 3-door hatchback) (United Kingdom). My knowledge-level: Low. Background: My oil level is below 'minimum'. I suspect a leak and have booked it into the ...
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1answer
76 views

Does the oil level in my Pulsar 220 FI change the engine sound?

I own a 2009 Pulsar 220 FI. When the engine is cold, the sound of the engine is pleasant. But when I run a few kilometers, the sound becomes harsh. I read that when engine oil gets hot the oil flows ...
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1answer
1k views

Should you put thicker oil in an older vehicle?

I use 5W30 for my 2007 Toyota Tacoma, which has about 120K mi. Someone told me that I should put 10W30 because the vehicle is "not very new". Is that a good approach? I've never had problems with ...
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1answer
46 views

Is a greasy exterior a sign of bad maintenance?

All car's I've had (second hand and between 15-30 years old) have always had a greasy veil over engine components. I understand moving components need to be lubricated but this gives off the ...
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1answer
76 views

Can I use Dexron III H for power transmission requiring Dexron IID/III?

I've got a Freelander 1999 2.0L DI. I need to top up some power steering fluid. In the manual it says to use Dexron IID or Dexron III. I'm wondering whether I can use Dexron III H (e.g. Castrol ATF ...
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1answer
60 views

Why is the oil pan plug not at the complete bottom of the system?

I've noticed on my Jeep TJ, and my mom's Prius that the screw plugging the oil pan is not at the absolute bottom of the oil pan, but offset. I know that the small amount of oil that gets trapped due ...
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1answer
181 views

Oil Level Citroen C1

Hi I've got a Citroen C1 1.4HDI rythym. I think that the engine oil is filled too high. I checked the oil after letting the car heat up and having it on a level surface. I took it to a garage where ...
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1answer
454 views

Oil in Radiator but not in the oil and no smoke or overheating…why and what does it mean?

I just bought a 2005 Nissan UD 245 series truck. It runs well, no smoke, no water in engine but when I open the radiator capp I found a fair bit of oil in the water. I flushed the radiator and filled ...
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5answers
1k views

How can I increase the life of my diesel engine when my car does lots of small trips?

What things can I do to increase the life of my diesel engine when I make lots of short trips in the car? My daily routine means that the trip to work goes via another destination which gives my ...
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1answer
113 views

Does E85 fuel increase oil consumption?

I have a 2003 Opel Meriva which I run on 50% gas / 50% E85. According to my own experience and Meriva forums, this is about as much ethanol as the engine can take without tripping the engine ...
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1answer
340 views

Do Compression Rings and Oil Ring Wear at the Same Rate?

Is it possible that the oil control rings might be worn to the point that you're burning significant amounts of oil, but the compression rings still be good? Or do they typically wear out together ...
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148 views

Washing shop clothes with lots of motor oil on them

What's the most effective way to wash your shop clothes that have lots of motor oil? I don't want to put it in the washer together with my regular dirty clothes to avoid spreading the oil onto them. ...
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1answer
212 views

Oil level is lower after a few hours' cool down than immediately after driving

After I shut off my engine and check the oil, it is over the full mark on my dip stick. When I leave the engine to cool down about 5 hours, the oil level is below the full mark on the dip stick. This ...