Questions regarding the engine lubrication system

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1answer
50 views

Non LSD oil in a LSD

I recently changed all the oils in my land cruiser BJ40, including the rear differential which has a limited slip dif with apparently something called a power trax traction system. I put in normal ...
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1answer
21 views

How many ml between L and F (Oil)

When I changed my oil last I was just above the Full mark, 5000km later I'm at the Low mark. I won't have time to change the oil until next week so I topped it up. My question is how do you know ...
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1answer
22 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 ...
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32 views

Burnt oil smell when revving engine

When accelerating hard and revving engine around 2000-4000 rpm I smell burnt oil smell from my aircon. The smell is similar when I open the oil filler cap or dipstick. Did hunt for oil leaks and ...
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1answer
29 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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1answer
20 views

03 Ford Escape V6 Oil/Coolant/check fuel cap lights

I just had my oil changed and had coolant put into my car a few days before Christmas. Also, bought a new fuel cap the same day. All of these lights are still on and I have no idea how to make them go ...
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17 views

what engine oil does a 1992 subaru liberty auto stationwagon need? Answers in “w” units please

what engine oil does a 1992 subaru liberty auto stationwagon need? Answers in "w" units please i need to add oil and I cannot find a good reference as to what to use - the oil at the garages are 20 ...
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1answer
12 views

Oil specification for my gasoline powered generator

Does an oil with an API Rating of SN (the most current) meet the standards of all proceeding ratings (SL/SJ in particular). The generator specifies "SL/SJ" but I'm having trouble finding it. Can I use ...
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1answer
41 views

Huge oil leak but plug still there

Just had an issue with my 2008 4runner. The engine light came on, and so I pulled over and checked the oil level. It seemed to not have any, so I added a quart. I looked under the car and saw that ...
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1answer
24 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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2answers
60 views

What are the effects of using HD-30 in a car which takes 5W-30?

I recently changed my oil, and I didn't have quite enough oil to top it off so I used HD-30 oil for my last .7 out of 4 quarts total. My car normally takes 5W-30 and after a little research I figured ...
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2answers
58 views

Motorcycle stalls shortly after starting

I have a BMW 2008 F 800 st and the oil looks watery. It stops pretty frequently after riding it around the block. When it stalls, after some hesitation, it will start again. I need an unbiased answer ...
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2answers
74 views

What are the reasons to mix oil & coolant?

Frontal impact vehicle is there fan motor touches the oil cooler,oil cooler slight impact is there, in coolant tank oil and coolant mixed, what are the reasons to mix the coolant and oil in this ...
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0answers
12 views

2001 Pontiac Grand Am - Oil in coolant

I just bought my car from a owner I noticed there was oil or what looks like oil in the coolant there is no coolant in oil and car doesn't over heat. It's a 2001 Pontiac Grand Am with 230,000 miles ...
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2answers
104 views

MINI Cooper Oil Leak

I bought a 2007 MINI Cooper 8/27/14. On 9/9, as I drove to work, I noticed smoke coming from the back & front of the car. When I drove home late that night, the car was not smoking. After that ...
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0answers
12 views

Oil in coolant reservoir [duplicate]

I have a '99 olds bravada, noticed it leaking green coolant so when I looked in reservoir I looked like oil floating at the top. Why and how did oil get into the coolant reservoir? And what might it ...
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2answers
140 views

How to understand different engine oils?

When I went to shop for engine oil, I found many types as such: 5W-30 A5 5W-30 A1 5W-20 SAE 5W-30 10W-30 Also I see other information such as: Fully Synthetic Semi Synthetic Oil Synthetic ...
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1answer
195 views

What causes mud in my radiator?

Ive changed my oil about one month ago but just recently my check oil light has started coming on and I started losing my heat. I thought I might just have low antifreeze but when I opened my radiator ...
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1answer
43 views

Does VW T40057 drain all 6 litres of oil in 2008 Jetta 2.5L?

I came across the mention of the VW T40057 tool, that can be attached to the oil filter housing, and lets you drain the oil without creating a mess. However, it's not very clear whether or not this ...
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2answers
102 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
53 views

Motor Oil in Coolant Reserve [duplicate]

2004 Mercedes E500 - Yes, I am sure of it. In a moment of stupidity, I added about 8oz of motor oil to the coolant reserve. I have heard nothing will happen and I've also heard it can mess up the ...
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4answers
7k views

What causes an engine to burn oil?

What are the different problems that can cause an engine to burn oil and in general how difficult / expensive is each one to repair? How do you diagnose each potential cause? I found this article ...
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1answer
149 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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2answers
44 views

What are the temperature ranges for different oil grades?

I was reading up on oil grades in wikipedia and was wondering what the operating temperatures are for the various oil grades. I'm wondering since the area I live in is a pretty Mediterranean climate ...
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2answers
559 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
43 views

What is the difference between a 2T oil and a 20-40 oil

I know a 2T oil is used in 2stroke bikes and its sometimes added with the fuel too. And a 20-40 oil also known as the engine oil is used to reduce the wear tear in the engine. I'm looking for a ...
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2answers
107 views

Massive oil drop in the course of a few days

A few days ago i posted a question about the dealer reporting some oil spillage/leakage but that it passed the mechanical test. I checked the oil level of the car from my 80 minute drive home and it ...
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0answers
64 views

Engine light in Seat ibiza 2001

Occasionally the engine light is burning when turning on the engine. It doesn't always show though and I don't own this car long enough to see a pattern. If the engine light shows it doesn't go away ...
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2answers
211 views

Is topping up the oil enough of an oil change?

If you use synthetic ester-based oil in a relatively new petrol engine, top it up regularly, and the engine runs very quietly and basically without any noise whatsoever (especially after another top ...
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2answers
45 views

What can I do with used motor oil?

Besides recycling? I've heard, for example, that I can use it to lubricate the drive chain (in a motorcycle / bicycle), but that doesn't appeal to me.
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3answers
230 views

Hydrostatic transmission oil confusion

I have a John Deere LX176 lawn tractor and am confused about its hydrostatic transmission oil. The manual states that the hydrostatic transmission oil should be "SAE 10w30 engine oil with API ...
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3answers
52 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
568 views

Can camshaft seal leaking hurt timing belt and cause sudden engine breakdown while driving? - Volvo XC90

Volvo service told me that the camshaft seal of my Volvo XC90 needs to be replaced for $1000. I see no oil on the timing belt, its dry. It just has some black dust. If there is real leak, can it ...
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2answers
67 views

1999 Toyota Corona burning through oil in a week

I have a 1999 Toyota Corona with a D4 engine. The engine is giving me trouble and seems to be burning all the oil. It burnt through in about a week (after topping it up completely), and I say burn ...
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3answers
153 views

What to do when antifreeze is in the oil casing

My son accidently poured some antifreeze into the place where the oil goes now the car runs with ticking when its idle
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1answer
53 views

Vauxhall Astra diesel replacement clutch

Could someone let me know if a clutch and flywheel is changed on a Vauxhall Astra diesel do they change the gearbox oil as part of the job. Many thank
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3answers
692 views

Are Oil Puddles in Cylinder Head Normal?

Changing spark plugs and one well was full of oil. I took off the valve cover to replace the gasket and noticed that there was quite a bit of oil puddled in the cylinder head. Is this normal or could ...
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2answers
102 views

Why is there no explosion risk while there is a gasoil pre-pump immersed in the fuel tank?

Attached is the picture of a BMW 318 TDS Gasoil Prepump. That prepump is literally inside the sealed fuel tank. And it contains a small electrical motor, in which 12V of electricity is sent, mainly ...
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1answer
42 views

Oil cap has come off and oil has spilled after adding oil

I've opened the bonnet to discover that the oil cap is off, and oil is all over everything. How can I get it cleaned up, and what damage will it have caused, if any?
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2answers
43 views

Oil leak should have changed oil not added

I have a Vauxhall antara and the warning light came on for what I thought was low oil so I refilled and checked dip stick and all was fine. I have now noticed oil leaking from my car and on further ...
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1answer
196 views

Oil Says Empty, Dipstick clean, but just changed it all?! 1998 Merc Benz ML320

Had an issue come up yesterday where my Truck (1998 Mercedes Benz ML320) just suddenly said no oil and then started pinging a little then cut off. I threw a quart in ( i always keep one in the truck) ...
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1answer
284 views

Do I need to add oil after A/C evacuation without replacing any parts?

My 1999 Suburban's A/C started to lose its cooling capacity last fall. In late fall it stopped cooling completely (there was a mechanic involved with other parts of the vehicle at the time). This ...
3
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1answer
67 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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2answers
1k 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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2answers
26 views

Sealing two stainless steel cylinders

I have 2 stainless steel cylinders (very thin) that I want to fit together. One has a diameter of 10cm and the other a bit more (around 11cm). I was thinking of sealing them together with an O-ring, ...
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4answers
2k views

Replacing oil sump plug washer after every oil change

As the title says, does the oil sump plug washer need to be replaced after every oil change, or can they be reused? Background - my 2005 Daihatsu Copen needs an oil change every 3000 miles. I have ...
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1answer
129 views

Does non-synthetic 10w30 motor oil contain sulphur?

I ask this question as I plan on using 10W30 motor oil in my Jeep's manual transmission and need no sulphur added to the oil so that it is "yellow metal safe". I'm not looking to start a discussion ...
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3answers
365 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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2answers
2k views

Oil pressure warning light stays on longer after oil change in BMW 320d E46

I have changed the oil a couple of days ago, and I've noticed that the low oil pressure light stays on longer than normal. Normally, it goes out almost immediately (<1s) after starting the engine, ...
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1answer
92 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 ...