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
211 views

Will leaking valve seals harm an engine?

I have a Nissan VK45DE engine with some oil consumption issues that I think are leaking valve seals. What harm will come to an engine if used long term with leaking valve seals other than the ...
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63 views

I accidentally put about 3/4 of a quart to much of oil in my car

Would this do any damage to my car? It is a 3.8 v6 Pontiac Grand Prix.
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574 views

what does it mean when the oil level has dropped to a negative number?

I usually bring my car in for an oil change when the oil level indicator gets down to about 5%. However, my oil light on the dashboard has been on for a few weeks, and I was aware that it was getting ...
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1answer
551 views

JASO MA confusion

Motorcycle owner's manuals say to use "THEIR" oil, mine say nothing of JASO MA anything. So....The question remains: bikes with joint clutch and engine use JASO MA, or MA2 ?
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9 views

2004 grand jeep cherokee

Ok here is Missouri it is -6 out this morning. I go out to start my jeep and let it warm up a bit. It was a rough start likeit sound like it didnt want to start or taking its time anyway it sounded a ...
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52 views

Hi! I have bmw 318d e91 one week ago start to leak oil

Oil leak start from under the filter it’s very hard to fix so I am wishing to have your advice what to do
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1answer
16 views

Degrading factors for brake fluid and suspension oil

My bike's manual suggest that I shall change the brake fluid and the suspension oil every 2 years. I am curious if it is really time dependent (i.e. do these fluids go bad with time) or use dependent (...
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2answers
65 views

Oil still in coolant 99 Accord

Took my car to a shop and I honestly don't think they are the best even though they seemed like they knew what they were talking about. Long story short they did a head gasket repair, replaced the ...
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2answers
1k views

Is it important for oil to be present while engine is off?

I have some leaks and usually top up as it goes low. The car always has endless repairs so I'm just can't get round to the leaks yet am starting to think if I should sell the car. Anyway at times ...
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1answer
55 views

Motorcycle engine oil decreasing periodically

Why the oil is decreasing in the engine, I have to refill the oil monthly
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5answers
170 views

No oil in the car

Is it safe to put oil in a car that is leaking oil and then drive it to a auto shop down the street. We try to get a tow but there no one avalible. The auto shop is down the street there is no oil in ...
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19 views

oil in ashtray?

I reached into ashtray where I keep the key and fingers came out dripping oil...The ashtray was FULL of used oil and there was a puddle of the same on drivers floor. Coolant reservoir seems to only ...
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1answer
55 views

Need help finding socket size on 2017 Chevy Cruze 1.4L oil filter

Hoping someone on here can help me more than google. I don’t know if I just have no clue where to look but I can’t find this info for the life of me.
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58 views

Diesel in the engine oil

So yesterday my skoda rapid 1,6tdi decided that she has had enough. Basically white/grey smoke started to blow all of a sudden and revving sound, really loud one. Somehow managed to idle all the way ...
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1answer
107 views

2008 Honda CG 125 - Do I Need To Fully Screw in My Dipstick To Check the Oil?

I went to check the oil level on my Honda CG 125 and noticed nothing came up. However, it was on uneven ground. I then moved my bike to a flatter level and screwed my dipstick all the way in, where I ...
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2answers
356 views

Low coolant level and high engine oil in VW

I have a 1.5 year old (mileage ~7000km) Volkswagen Vento with 1.6 MPI Petrol engine. Recently I noticed that my coolant level was below minimum and my engine oil level was higher than the max on the ...
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1answer
607 views

Can I use c3 engine oil in my car?

Car is a civic vti '99. my car manual says API sj or above. Web says my car can also take ACEA a5/b5. I have put castrol magnatec c3 in the car. The product box does say 'for petrol and diesel ...
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1answer
153 views

2006 Toyota Sienna overheating and now knocking?

This is my first post so bear with me, please. About a month ago I was given a 2006 Toyota Sienna. The first two weeks it was driving like a dream and very quiet. It has about 350,000 miles. The ...
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1answer
656 views

Help me to pick correct Honda Fit Aria Gear Box Oil

I have a honda fit aria, And in gearbox i can find (AFT DW-1) as the gear oil. but my gearbox is a CVT and the oil can says "DO NOT USE for CVT", I am very confused wheather to use this gear oil or ...
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54 views

Oil was overfilled and now has a loud ticking sound. my son says it could be pistons. Subaru 2002 [closed]

2002 Subaru. Had oil changed 3 days ago. Checked it today and it was overfilled. Today started loud ticking sound. My son says it could be pistons. Is it safe to drive. Is place where I had it done ...
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1answer
367 views

Briggs and Stratton “Just Check and Add, never change oil” engine

Recently a relative was bragging about their new mower, with a new Briggs and Stratton "Just Check and Add" engine, with no oil change recommendation. Better than sliced bread. I remember when a ...
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1answer
270 views

Astra h engine oil consumption

My 2005 Opel astra h (engine code-Z16XEP) has developed some oil loss issue. During autumn months while I've been only city driving, it has consumed very little oil in comparison of what it had ...
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1answer
716 views

overfilled oil, can I drive 1.7 miles to get it drained? [duplicate]

Ok, I have a 2010 Honda Accord 4 door v6 and would typically get the oil changed on schedule with a local Jiffy Lube. Well I got a "15% oil life" light on my dashboard and didn't have enough money for ...
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387 views

VW 2015 TDI (EA288) Oil Sensor(s)

I recently acquired a 2015 VW Jetta TDI, and while someone was taking a long trip, in cold weather, the oil light came on. A yellow light, which does not match any indicators in the owner's manual. ...
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4answers
5k views

Acura MDX burning oil - how long can it run?

I have a 2012 MDX with 75,000 miles on it. I love this car! I noticed that the oil level was abnormally low about 2700 miles after an oil change. I first noticed this at about 50K miles. I thought ...
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0answers
25 views

AMC 258 engine after a rebuild is suddenly burning so much oil that it fouls plugs in 2 days

1983 AMC 258 cubic inch newly rebuilt (1 year ago with low miles) suddenly has started burning so much oil that plugs are fouled in 2 days. What is the cause?
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4k views

Why don`t we use extremely thin oils in engines

I understand that lower viscosity oils are way easier to pump and move around engine parts, also they form a thinner "film" on friction surfaces which could improve parts measurements precision etc. ...
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1answer
503 views

Engine Knocking after running low on oil - Hyundai Coupe

Is this the end of my engine? I was driving on the motorway and started to hear a repeated knocking noise from the engine. 10 minutes later the oil light came on, I stopped and checked the oil. It ...
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3answers
10k views

Mixing oils of different viscosity

Hi everybody i am asking this question mostly in the context of motorcycle engine but i think the same basic principles apply on a car engine as well. I have changed my motorcycle engine oil with ~...
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1answer
85 views

After an oil change, my car, 2004 Hyundai Elantra has an oil leak in the front of my car, and it smell like gas

After an oil change, my car has a oil leak and it randomly dies whenever I drive very slow, my foot on the brake all the time, for example while I am driving and looking for an address. What should I ...
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1answer
38 views

15w40 instead of saw 39

Can I use in a motor saw 15w40(in a reservoir dedicated for chain oil) instead of sae30(chain oil). Sorry for this question . but I have plenty oil(15w40) and I can't use on my car( because it ...
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2answers
65 views

Toyota Camry running out of oil

I serviced my Toyota Camry three weeks ago and put 4 litres of mobile oil in. It's three weeks now and I am short of oil again, and this has been the case for the last 4 months. I bought 8 litres of ...
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1answer
32 views

Oil change on Volvo turbo

I have a 2006 Volvo XC90 2.5 turbo with 175000 on it. I have kept up with maintenance totally. The other day I changed the oil and I used the normal Mobil 1 synthetic high mileage 10w/30 but this time ...
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1answer
426 views

What size is my oil drain plug?

2002 Buick Century The last time that the oil was changed was in a shop (Sears). That plug is in really tight. The odd part is that I can't seem to get a wrench on it good enough. 5/8" is too big, so ...
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1answer
45 views

Car Selling Etiquette and Ethics in Foreign Setting [closed]

I am an expat living overseas in Africa and am looking to sell my car soon. I wanted to get some opinions about what is customary for servicing. Some background, I have a 4x4 car with 114,000 km. I ...
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5answers
117 views

My mom doesn't seem to understand the oil light's importance, how can I effectively explain how important it is?

I just discovered that my mom has ben driving her minivan with the oil light coming on intermittently, she doesn't seem to understand its importance, how can I effectively explain its importance?, I ...
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0answers
71 views

Removal of oil filter rotor lock nut and washer on 4 stroke

I am currently attempting a transmission repair on an old honda xl125 motor. I have been following the clives manual with very little issue. However upon attempting to remove the clutch I am being ...
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1answer
4k views

Is engine flush safe and should I do it?

Garage put some oil in car and after I checked the dipstick it looked black and thick. Car has since been running sluggish and the cause might be the oil(though this work followed an overheating ...
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2answers
265 views

Can you put food coloring in your engine oil? [closed]

I am wondering if I could put some blue or pink coloring in some engine oil. We have a 95 Toyota Estima (Leeward) that has a bit of an abandonment disorder. To be fair, we are his 3rd set of parents ...
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1answer
2k views

Adding A/C Compressor oil

I had a new ac compressor put on my 04 Mitsu Endeavor. At that time I didn't know oil had to be put in the compressor but had them put it on anyway. It's not been used since but I want to start ...
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1answer
75 views

Can Engine Lugging cause Piston Ring wear?

I just had my oil analyzed from my 2007 335i highly tuned car. I am using the Motul 300v 5w40 and everything seems really good, except for Chromium and Molybdenum. Before this, every value was fine ...
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2answers
382 views

Why does dipstick show darker at bottom to lighter at top?

I notice when checking the dipstick sometimes it is black or brown at bottom and gets lighter at top. Why is this?
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1answer
49 views

fuel damaged body panel, how to repair?

Was in the process of filling up with fuel until I forgot what I was doing and sprayed fuel over body panel/fuel cap area. Has been there for 2 weeks now and looks quite bad, it seems the oil has ...
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0answers
32 views

Outside temperature vs recommended oil viscocity

Recommended oil viscosity is 10W30 for my motorcycle but temperature outside is getting higher these days it reaches upto 38 degrees on some days.Is is fine to continue to use 10w30 grade oil or I can ...
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2answers
63 views

Can you always use a higher API S code?

For one of my cars in the recommended oil it says 'Use API sj, sl or above' and for my other older car(99) it says use 'api sg, sh, or sj' but doesn't say above. Based on what I have seen it seems ...
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0answers
59 views

Toyota auris 2010 stalls when you remove oil cap while engine is idling

I was inspecting a used Toyota Auris (2009-2010). I turned the engine on and with the car idling I removed the oil cap from the engine. The car stalled within seconds and the engine almost shut down. ...
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2answers
217 views

What causes the difference in quality between engine oil brands?

I notice that different engine oil brands give poor or better performance even when using the oil has the same viscosity. What is the cause of this and why should you buy better known brands? Also ...
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2answers
1k views

Excess engine oil, when to burn off and when to drain?

I've read that too much engine oil can damage your engine, however I've also seen mechanics suggest you should just let excess engine oil burn off with driving so it's 'nothing to worry about'. These ...
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0answers
41 views

Does exhaust smoke always acompany engine burning oil?

Car(civic vti) is currently loosing a lot of engine oil. I've already put 4 liters in over a few months\maybe 1000k miles. Mechanics cannot find any leaks but they couldn't see smoke coming out of ...
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1answer
34 views

Can I determine amount of oil from engine size, cylinder, and/or displacement

Is there a way to determine how much oil I need to put into my vehicle for an oil change, from any of the size, displacement and/or how many cylinders the engine has?