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
195 views

Why do mechanics switch engine on during oil change?

I previously did an oil change at a garage and I noticed they add the oil then switch the engine on let the oil go down and then add more oil befor switching it off and letting new oil come back ...
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36 views

What is the average E95 consumption of a little car in traffic congestion? [closed]

If my little car consumpt 7L/100 km in a highway at 100 km/h, how can you estimate the numbers of L/100 km in a real big traffic congestion with several red traffic lights ? It is a Citroen C1 for ...
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29 views

Peugeot 207, Head gasket blown?

4 vti coolant has a brownish color and its oily to the touch. I did an oil change about two weeks ago, I'm wondering if it could be connected, the coolant level didn't really budge. I remember the ...
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2answers
45 views

consequences of using an oil extractor?

It is better to drain oil rather than use an oil extractor because it seems the extractor will leave behind some a significant amount of oil whereas a drain will get out significantly more. However I ...
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36 views

Can very low engine oil cause a car to overheat going up a mountain

Noticed partners car overheating going up the mountain then fine. I just replaced the oil tonight as the dip stick was dry
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2answers
47 views

Will engine be having problems if oil filter causes knocking noise?

Hyundai coupe 2.0 2006. I am about to do an oil change and am planning on using an aftermarket filter as I can’t be asked to travel to the dealer. I have found that ’some’ aftermarket filters cause an ...
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2answers
51 views

Is it ok not to have oil to the full mark?

I had my oil changed at the dealership for my 2013 Corolla. It is full synthetic oil. The next day, I checked the oil on a cold engine before I started it for the day. The level is not the max but it ...
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1answer
65 views

I have driven without oil, how can I measure/know how much it affected performance? [duplicate]

Have driven with below minimum oil for a while. No wonder engine sounded bad and even felt like car wasn’t going straight. How can I know how much badly the performance has been reduced as a result? ...
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25 views

Best engine Oil for TVS Apache RTR 160 4V?

I have been using the TVS's own Tru4 Synthetic oil but i think the quality of that oil is not that great (Maybe am wrong), please suggest me a good engine oil for my bike. Thanks.
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1answer
94 views

Is synthetic here referring to a semi synthetic oil?

I need a 10w40 semi synthetic oil preferably shell helix brand. Having looked at their site the bottles seemed to be labelled ‘synthetic’ and not ‘semi synthetic’. However from the site it seems ...
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1answer
55 views

How is it possible for the oil to fall back to the oil pan soon enough to prevent oil starvation?

This is one thing I don't understand. When the engine is running, the oil is pumped by the oil pump towards the upper part of the engine (cylinder head assembly). I know there are some galleries ...
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12 views

Kia Optima A/C - Add oil or not after changing expansion valve and compressor control valve?

I plan to change the A/C expansion valve and the compressor control valve in my 2013 Optima. After proper vacuum, do I just add r134a Freon or do I need to add oil as well. I’m assuming since I am ...
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1answer
64 views

What is wrong with my dipstick?

Please read my story and tell me what is wrong with my dipstick. Recently, I had a problem with checking my oil level. The story begins about 7 months ago when I drained engine oil and poured fresh ...
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1answer
38 views

Car consuming oil, leaving soot on ground

I have a 2010 Hyundai i30cw. It's the FD, 2.0L Petrol Engine variant, Automatic Transmission. Around five or six months ago I took it to the dealer for a service - they didn't call out any issues, but ...
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1answer
43 views

Motor oil requirements on exhaust system

I have been working with 2-stroke engines for quite a while with a motor oil that has doing a great job. It was kinda simple since there was literally only 2 different oils at the gas station for 2-...
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21 views

Coolant in the oil

I was topping off my oil and I accidentally splashed maybe an ounce of coolant instead, is this a huge deal or is a splash okay?
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3answers
88 views

Can I use motorcycle engine oil on automobile?

This question is simple, but I can't find the answer. It is not recommended to put automobile engine oil on a motorcycle because motorcycle is often run with much higher RPM, but what about the in ...
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49 views

Is there a special procedure for preparing a new but very old stock engine?

I have a 1979 Austin morris (leyland,freight rover) Sherpa campervan 1979 model 230 with a "17v" "o" series engine 1.7 litre. I am soon to replace the engine with a new old stock (...
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4answers
92 views

Honda civic 2018 - 11,500km but no oil change?

Just bought a used car (that is currently in preparation and will be ready in three days). Spec: Honda civic 2018 2 years of usage 11,500km Unfortunately, I don't know a lot about cars and mechanic ...
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1answer
54 views

Running car on low oil

I have a 2016 hyundia accent sedan, when I took my car in to get a oil change the mechanic said you only had about a quart to a quart and a half of oil in your car. Could driving with that amount of ...
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2answers
94 views

Can a engine that calls for 10w30 oil, run with 5w40 oil without any problems?

I have a motorcycle that calls for 10w30 oil, but all i can find at different stores around my house is 10w40 or 5w40 would either of those ruin anything if i use them instead?
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2answers
81 views

What does the “HD” stand for in SAE HD-30 oil?

I'm not sure if this is still the SAE 30 oil. Does the "HD" stand for "Heavy Duty" or High Detergent? Thank you!
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48 views

What happens when you overfill your oil? [duplicate]

So I done recognized my oil was low... cuz on the dipstick, the two lil dots that are cut out of it... well... the oil was clear below both of em... even the LOW one. SO I went and got some STP and ...
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1answer
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Desperate for help on low engine oil light 2010 Tiguan

In August 2019, someone hit and totaled my 2005 Toyota Corolla. I purchased a used 2010 Tiguan. From day 0 it has had issues. I drove the car home but as I got off the highway it screamed and flashed ...
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1answer
53 views

How much Pag oil should be added after recharging refrigerant?

I have a 2003 Citroen c5 which I bought last year, the A/c system has been empty for refrigerant since before I bought it. I have purchased the necessary equipment to vacuum, and recharge the system. ...
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24 views

Pulsar RS200 oil leakage near back suspension

There is oil leakage near the back shocker, I got bike checked all oil capping seals are fine and all the necessary changes were done but still oil is leaking.
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22 views

Adding Oil to A/C Compressor After Refrigerant Leak?

I recently retrofitted the A/C system on my 1987 Toyota 4Runner for R134a. This included: resealing original Denso 10P15C compressor, flushing the evaporator, condenser, and lines, installing a new ...
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3answers
52 views

Consequences of using regular oil vs manufacturer specified oil (e.g. vw 505 01)?

Many car handbooks advise use of very specific oils to use that are certified to meet manufacturer specification. What is the consequence of using the same weight/viscosity/type oil (e.g. "5w30 fully ...
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50 views

Lawnmower locked up, cannot turn shaft

Thank you for coming here. My dad recently picked up a Craftsman gcv 160 mower. When I unloaded it, I ran it for a while, then drained the oil. Remember, it worked when I got it. The oil was very ...
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1answer
40 views

Sand in Honda 2200i Generator Oil Tank

So I made a really dumb mistake and forgot to inspect a funnel I used to put oil into my brand new Honda 2200i generator. After filling the oil tank I realized I had previously used the funnel to pour ...
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1answer
51 views

I've got oil in the coolant, but no coolant in the oil - Renault Twingo RS

I just checked the fluids of my Twingo RS and made de discovery that there is oil in the coolant. So naturally i thought headgasket. But there is no coolant in the oil, no smoke out of the exhaust, no ...
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1answer
53 views

How does enough oil remain after combustion to lubricate during exhaust stroke

To my understanding, cylinder walls are lubricated by retaining a tiny amount of oil in the honed or otherwise manufacturing prepared cavities in the cylinder walls, so that when the piston rings ...
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2answers
275 views

A very stuck oil plug

I have a 2005 Dodge Stratus, this is my first time doing the oil change (I'm the 3 owner). I can't get the oil plug off. I have tried a ratchet , wrench and a hammer. The car was warm when I tried I ...
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0answers
40 views

Adding Gear/Transmission oil to a Kubota L2202?

The 3 point linkage raising & lowering on my Kubota L2202 tractor is not working very well, it's hard to shift, and does not seem to raise to full height. So I checked the transmission oil by ...
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0answers
36 views

Oil selection for Kia's and Hyundai's

I have a simple question, but it has sent me down a rabbit hole. I want to start changing my own oil in our 2017 Kia Sedona. They recommend a conventional oil 5W30 that meets the ACEA A5/B5 rating. ...
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1answer
85 views

How to find out if my car AC needs extra oil and how much to top up?

My car AC has been dead for a couple of years now and I was wondering the following things: How could that affect the AC oil level? Is there anything I should be worried about considering my AC ...
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4answers
2k views

Does a, “5% oil life remaining” dash message mean low quality or low quantity, or both?

I’ve never seen this question answered on any boards. When my 2008 Ford Escape says I have 3% oil life remaining, I know it means I’m due to change it. But for curiosity sake, is the algorithm or ...
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2answers
470 views

Sufficient Oil Distribution after Cranking for a Long Time?

It's getting about time to de-winterize the ski boat this year, and I got to thinking about what happened last year. It has a carbureted Chevy 350, and the winterizing process involves spraying a can ...
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1answer
39 views

Oil coming from the motor of a lawn mower

In winter, I helped my grandparents remove the oil from the lawnmower. Last month, we put in a new filter. Oil has gotten into it from turning the mower to the wrong side a few times apparently. New ...
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1answer
56 views

FORD ESCAPE 03 V6 - Oil Light Blinking

Have a 2003 Escape, oil light started to come in when going down hill in the underground car park where i live but has now started to come on more frequently when braking and today when i pulled up it ...
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2answers
126 views

Renault Clio 5 motor oil

Which type of motor oil is suitable for Renault Clio 5 sce 65 with petrol engine? I think a 5w30 but i don't know what type. Maintenance and warranty sheet : norm RN 17 , engine oil volume 3.40 L , ...
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0answers
28 views

Oil filling cooling system

2015 Chevy 1500, 5.3 Oil overflowing coolant tank. No water in oil. Checked oil cooler in radiator both with 20 psi of air and 22.5 inches of vacuum. No evidence of leak. Old school, so I pulled the ...
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1answer
107 views

Is it dangerous to drive having some engine oil spilled on the serpentine belt?

While filling engine oil some was spilled over and made its way towards the belt, I have absorbed most of it but the belt is still visibly oiled in one segment. Is there a danger of the belt sliding ...
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0answers
55 views

Sludge in the oil of a Subaru Forester

My Subaru Forester has 105k. For the past three years, I've had to add oil to it at an increasing rate. In the past few months, I've had to add a quart every week or two. I have recently found out ...
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3answers
101 views

Will using synthetic oil in my 2013 Grand Caravan increase times between oil changes?

I just bought a used 2013 Dodge Grand Caravan and don't have the user's manual for it, and couldn't find the information looking through the online version of the manual. I have a 2010 Jetta that, ...
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0answers
30 views

I have oil in my reservoir

I have a 2004 buick park ave. I see oil in reservoir but not in the radiator .How can this happen where is the oil comeing?
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24 views

2001 Honda Accord lx

2001 Honda accord LX. Oil light on. I crank - sounds like it wants to start - nothing. I had it running before then it died. Let sit for a hour or more - light goes away, starts up and I can drive ...
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2answers
691 views

I accidentally poured about 3 tablespoons of transmission fluid in oil reservoir, how badly will that damage my engine?

I don't have the capabilities to take a pic right now.
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3answers
274 views

Why do motorcycle pistons need replacement and not cars?

Motorcycles, especially dirtbikes and other types of racebikes require pistons to be replaced quite frequently, say every 30 hours of riding. These bikes often have a rev limiter around 10,500 rpm, a ...
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29 views

Accidentally poured oil in car's radiator. Can I drive it or should I get it towed? [duplicate]

Somehow I managed to get engine oil instead of antifreeze in my car's radiator, about 50-60 ml maybe. It is a 2004 Fiat Panda which I don't plan keeping for more than a couple of years, so I do not ...

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