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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18 views

2001 Dodge Grand Caravan

My 2001 Dodge Caravan is leaking oil underneath and spewing oil from underneath the hood. A mechanic told me it is something internal in the engine. What could it be?
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Bmw 125i 2010 model

I have oil smudge coming out of coolant.The car is overheating . Am i in trouble I have tried to remove the oil smudge from the water coolant but every time the car runs it overheats
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16 views

Can I Use 20w50 Engine oil for APACHE RTR 160BS4?

Can i use 20w50 engine oil for apache rtr160 bs4? my mechanic suggested to use it
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1answer
52 views

What is the name of the hose that comes out of the oil fill?

What is the name of the hose that comes out of the oil fill in a Dodge Ram 1500 V8 5.7L Hemi truck? Mine is disintegrated and leaking oil. I want to replace it, but I can't find a drawing or part ...
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258 views

Car manual recommends ACEA A3/B4 oil, service personal put ACEA A3/B3. Is this a big deal? Will the car break down?

2007 Opel Vivaro 2.0 CDTI (Diesel) no DPF Milage: 220 000 km They used Kroon Oil emperol diesel 10W-40: ACEA A3/B3 API SL/CF MB 229.1 VW 501.01/505.00 https://www.kroon-oil.com/en/catalogue/...
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OIL USAGE inside a week?

I HAVE A 2006 hyundi santa fe I had a service a week ago and drove 350 miles during the week, and already my oil light is on and checked dip stick and it was bone dry!! There is no oil in engine bay ...
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1answer
50 views

What are the dangers of too high TBN?

According to Wikipedia, Total Base Number (TBN) is a measurement of basicity that is expressed in terms of klk number of milligrams of potassium hydroxide per gram of oil sample (mg KOH/g). TBN is ...
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2k views

Switching engine coolant with similar properties oil

I was wondering why specific coolants or distilled water is used as a heat transfer liquid for engine cooling instead of just using a separate oil circuit with some type of oil as a heat transfer ...
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Can smells/gasses pass through a plastic bottle?

Perhaps this is more suited to chemistry or physics I dunno. Anyway I have a bottle of engine oil which has been in my boot which has been exposed to strong damp amongst other strong smelling ...
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1k views

Does checking for air coming from the oil fill hole tell you that the engine is bad?

This video suggests removing the oil cap when the engine is running and checking for the amount of air that is coming from the oil fill hole. (They call this air "blow-by".) He says that if the air is ...
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BMW 335xi has this burning oil smell wh/is getting worse

My husband had insisted it is the turbo chargers overflow area? I'm unfamiliar w/ bmw's but grew up working on engines and cars w/dad and brother. This smell is simply not right. Getting chokingly bad....
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Why engine oil indicator is turned on while the oil level is high?

Today, on my Ford Fiesta Diesel (2009 Econetic), the oil engine orange light is turned on while driving and stayed on since. Like this (not my car): Panicked, I checked the engine oil manually ...
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38 views

Can I use UV dye to find an oil leak, after having drained the oil?

We drained the oil to change the oil pan. Confirmed a tiny bit of light is visible through it after removing it, so it was a source of a leak. I then noticed what looks like it could be another (...
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Valve tap after engine is warm

I have what i believe to be a tappy valve in my 1991 4Runner, V6. It's quiet when the engine is first started, before the oil is warm, presumably. Once the engine up to temp the tap comes back. Does ...
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What does exhaust smell on oil and transmission dipstick mean?

I was inspecting a used car and the oil and the transmission dipstick smelled of exhaust (carbon monoxide?). What does this mean? Does it mean that the engine's gone bad and I should stay away from ...
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52 views

2006 Scion XB using one liter of oil every 500 miles

My 2006 Scion XB is very old with 222000 miles on it. It is going through oil very quickly. It uses an entire liter of oil every 500 miles. What is the problem here. Is this too expensive to fix, or ...
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77 views

Oil in Coolant, Renault Megáne MK3 1.6

Yesterday while topping up my screen wash I noticed that I have oil in my coolant tank so I took the car to a mechanic that has said it doesn’t seem to be the head gasket as it’s not showing signs to ...
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Top off gas with old oil, is that bad?

When I change my oil I don't like going all the way back to the station to drop off the old oil and I don't want to pour it in the river, so I put 17 gals of premium in my 18 gal tank and then top off ...
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74 views

I overfilled my engine oil double its amount and ran it for 2 mins

I overfilled my engine oil double its amount and ran it for 2 mins. working on my vehicle with only a french manual I though I drained the oil when in reality I drained the transmission oil (super ...
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24 views

Overfilled Engine Oil [duplicate]

My dealership overfilled my engine oil in my 2014 Forester in Jan 2019, by 2 litres. I complained of problems with the car chugging, sometimes severely, several times. I drove the car for 6-7 months ...
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1answer
63 views

How fast a 2 stroke engine wears, how much fuel it consumes(compared to a 4-stroke engine) and how to properly mix fuel with oil [closed]

I want to buy a 2 stroke engine to build a minibike. I am 15 years old and i never owned a 2 stroke engine before. I know they wear faster and consume more fuel than a 4 stroke engine. But how fast ...
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Seized engine due to being run without oil

I have a 2004 Trailblazer. My daughter called and said the oil pressure dropped to nothing and it died and wouldn't start. My husband checked it and said she had hit something hard enough to rip the ...
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aluminium particulates in manual transmission oil

I've removed the center differential part(s) from a 2001 subaru legacy to find that one of the internal parts lost its alignment/position (began to move axially) and began wearing away small areas of ...
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1answer
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Can I use ACEA A5 engine oil for my engine with recommended class API SJ/SL, ILSAC GF-3?

According to manual for my car the recommended class of engine oil is: "API Service SJ, SL or above, ILSAC GF-3 or above" Can I use ACEA A5 engine oil for this engine?
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BMW 118i (2006), Car stopped in Midde of the road and won't start

Had frequently many problems with car. I will start with the noise coming from the engine when it was cooled down(especially in the morning). Once it get warm the noise faded away. Few months ago it ...
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Double the amoun of oil in my 98 Honda CRV [duplicate]

I filled my oil to full mark in dipstick on Sunday. It is a 98 Honda CRV. Tonight I discovered that a friend of my granddaughter has filled it to double that amount, its the same distance up my ...
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35 views

Why does my oil light blink an extra time when cold starting the car?

Recently I have noticed that when starting my 1997 Honda Accord in the morning (so that it has not been driven in at least 8 hours), the oil light will blink an extra time, as shown in this video. If ...
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40 views

Oil on top layer of coolant Reservoir

So recently when I got an oil change, they checked my other fluids and notified me that there is oil in my coolant... again. Last year, I noticed oil in the coolant and took it to a mechanic, they ...
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5answers
72 views

Can I keep oil filter for longer?

I have 09 Altima with 135k miles and it now consumes way too much engine oil to the extent the oil was all gone for next service! So now I make sure to fill it with more oil every month. My question ...
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1answer
34 views

Should I change the engine oil on a boat engine after it sat for 5 months?

I have a Reinell Bowrider, with a 190 HP Chevy engine, that hasn't been started in about 5 months. Before starting it, should I change the engine oil? Or will it run okay without changing it?
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1answer
37 views

How to interpret slightly varying compression between cylinders?

I have a 99 Toyota Corolla with 255k miles. According to the service manual, cylinder compression should be 145-218 psi, with no more than 15 psi variation between cylinders. I tested mine and read ...
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2answers
61 views

How to determine exact amount of oil in a refrigerant system?

Our all components and refrigerant pipes are new. As far as we know, Compressor is sold with oil inside of it. Do you think should I add extra oil into system after I assemble all system or Is the ...
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1answer
70 views

Oil Leak from drain plug but not sure why

I changed my oil a few days ago and there is a leak coming from around the drain plug. When I first did the oil change I only screwed in back in by hand so I wouldn't strip the thread. The next day I ...
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1answer
60 views

Does continuous slight 5% overfill of oil have bad effects?

I have a 2016 Toyota RAV4 hybrid with 2.5 liter engine that takes 4.4 liters of oil (with filter; without filter it's 4.0 liters). The difference between "low" and "full" oil level is 1.5 liters, so ...
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400ci sb using a quart of oil every 50/60 miles

I bought a 62 bel air with a 400ci sb stroked to a 409 they told me. I have taken it to car shows the last 3 weekends less than 100 miles round trip. After returning home I check the oil after cool ...
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1answer
246 views

My new car was driven almost 100 miles without oil

I took my 2019 Mazda CX5 Turbo into a Mazda dealer for it's first 5,000 mile maintenance and while driving back to my town noticed that the check oil light was on. I called the service department and ...
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48 views

OEM engine oil alterrnative [duplicate]

My motorcycles recommended engine oil grade is 10w30 synthetic.I am not happy with the OEM oil and looking for an alternative ,to my surprise there is not even a single manufacturer providing same ...
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2answers
52 views

Oil Change in new car

My New car says it takes 5w-20 and I just accidentally put 5w-30 in my car... now I'm worried. I heard that 5w-0 is used in the winter because it has a lower viscosity which allows the fluid to move ...
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1answer
65 views

02 Honda civic LX 1.7-1.8 not sure. oil is leaking into coolant/radiator

so my wifes car had ran into some issues about 4 days ago when her car quit on her while driving from our sons school. she said that the oil light had came on moments before the car gave out and shut ...
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2answers
56 views

2009 Mini JCW low oil does this cause carbon build up?

End of Nov 2018 I took the Mini for tire rotation and told the garage I was taking a road trip and to check all fluid levels including the oil. When I picked it up they confirmed this was done. The ...
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2answers
59 views

Suitable Engine Oil grade for my car

I have Maruti Alto LXI model car. its odometer 96000km. can I know whats the most suitable engine oil brand and grade for this??
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1answer
40 views

oil light flash while pressing gas

I have Hyundai i30 2008, i have changed crankshaft sensor 1 week ago. two days ago i start hearing some noise from motor while in idle and also while moving. Today the check engine light turned on and ...
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1answer
38 views

Ford focus - where is this oil coming from please?

Went to look at buying a Focus yesterday 1.5tdci 2016 57k on the clock. I noticed an oil leak (see photo). Does anyone have an idea where it might be leaking from? Does it look expensive to fix? ...
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1answer
61 views

Mixing A3 and C3 engine oils

I have a 2006 Mini Cooper petrol engine, Can I top up with A3 engine oil if garage used C3 at oil change? The manual says usd ACEA A3, BMW LL 01 but the garage recommended topping up with ACEA C3 W-30....
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1answer
59 views

Damage to engine

A clerk at Auto Zone put 2-3 extra quarts of oil in my Subaru Impreza. I then drove it for about an hour in stop and go traffic, when I got home some neighbors helped me drain all of the oil out and ...
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40 views

Oil in the coolant reservoir of my '07 Subaru Tribeca

My 2007 Subaru Tribeca has oil in coolant reservoir, or so my mechanic said when he changed the oil. No coolant in oil, just oil in coolant. YouTube suggests oil coolant seal. Would that be a best ...
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1answer
37 views

Suitable grade oil

i am going to do a service on my work car(vw caddy 1.9 sdi 1999). My question is... What engine oil grade should i use 10w40 or 15 w40. In my country during the summer the temperature goes up to 30 ...
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1answer
40 views

Coolant additive in engine oil

In a moment of stupidity I poured a bit of engine coolant additive in the engine oil thinking it was engine oil bottle without reading the label (stupid me) I have a very Touareg. What are the ...
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1answer
485 views

Toyota aygo engine oil 0W-20 or 5W-30?

What is the correct engine oil type to use with a Toyota Aygo 2007 1.0 VVT-i? Toyoa says it should be 0W-20, while halfords and mobil says it should be 5W-30. Thanks in advance.
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1answer
21 views

will a pressure signal show if i have excess oil in my crankcase?

you did not understand my Question. the reason i am asking is my an oil pressure signal keep coming up ,after a mechanic pure an excessive amount of oil in my car