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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2answers
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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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4k views

Diagnosing oil consumption on Nissan VQ35DE (350z / G35)

I have a 2004 Infiniti G35 6MT coupe. Nissan VQ35DE engine with a bit over 156,000 KMs (about 96,000 miles). Since I bought it, I've noticed some oil consumption at a rate of about a litre every 4,...
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237 views

Running in oil a for light diesel engine (Japanese, Toyota 3L)?

What would you use as a running in (break-in) oil for this engine? I have this engine, and it has just been reconditioned, new pistons, conrods, crank and bearings.
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102 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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0answers
382 views

'05 Peugeot 307: Oil in the Coolant

I have a 2005 Peugeot 307 hatchback. Back in May, the head gasket blew so I had it replaced. When the head gasket blew, oil was leaking out and the coolant became very gungy. This gunge was cleared ...
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222 views

My 05 F150 engine knocking

Drove it - reached destination and started knocking - NO oil on dipstick. Put in 5 quarts of oil - ran fine until reached next destination - started knocking again - oil was present this time - drove ...
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0answers
67 views

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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0answers
3k views

Engine over filled with oil

This is a 2007 Vauxhall Antara 2.0 L CDTI. Four months ago I took my car to a local garage chain to do some tyre adjustments and thought I might as well let them change my oil and oil filter. All ...
3
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1answer
190 views

Rebuilt engine: cranks but lots of white/grayish fumes

So today I cranked the engine I was rebuilding (Skoda Estelle/120 '72, RWD, rear mounted engine) and while it started, yes, but not without some struggling, I got a lot of white or light grayish fumes....
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153 views

high oil consumption and oil pressure, possible PCV system malfunction

I have a 1993 C1500 4.3L manual transmission. My oil pressure has been reading very high (fluctuates, but generally goes beyond the upper range of the gauge). I had the truck in the shop and the ...
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7k views

Locked Motor - Can it be fixed without replacing the engine?

First of all, I WILL APOLOGIZE if I get too lengthy. Drove the car, parked and was away from it for about 10 minutes. When I tried to start it, lots of lights came on and went off right away but ...
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76 views

1998 Plymouth Voyager

The oil pressure cluster light is coming on and the chime sound as well,the oil level seems fine. Wondering what the problem may be? The 1998 voyager has 138,000 miles and next oil change is not due ...
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638 views

Hyundai Santa Fe - Engine Oil Pressure Valve

Does anyone know where a 2007 Hyundai Santa Fe CRDI Engine Oil Pressure Valve is?
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2answers
84 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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2answers
142 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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3answers
157 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
31 views

How to analyse engine oil analysis results?

I got an engine oil analysis done on my 1991 CAT 3116 with 124,000k miles on it. I received a sheet of what I presume to be the result of some kind of spectrometry. As I'm not an analytical chemist, I ...
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0answers
44 views

Clicking sound in engine, very strange evolution

I have come here in hopes to get some help regarding my impala. It is a 2006 Chevy Impala with a V6 engine, I was out of town for 2 weeks and when I got home I got in my impala and stated her up. it ...
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3answers
205 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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0answers
35 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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2answers
94 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
58 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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0answers
17 views

2002 mazda tribute rebuilt engine and new oil cooler doesn't fit right

I recently bought a totally remanufactured engine, and to stay within warranty, they make you buy a new oil cooler. I bought an after market one, and it doesn't fit right. The rubber rings have been ...
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0answers
141 views

oil in my cooling system liquid is my TURBO damaged

I have a kia forte 5 sx 2016 with about 31000 miles on it. Last week the 4 spark plugs broke. I've got them changed under my guarantee. I knew something was wrong but the dealer didn't want to look ...
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0answers
488 views

V70 reported low oil level, but stick says it's fine and now the message is gone, what happened?

I have a 2006 Volvo V70. When I was driving yesterday, the car displayed a notification that the oil level was low and I should top it off. Since this was a non-urgent notification (as opposed to a ...
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0answers
123 views

Diagnosing Engine Knock

My 2003 Volvo XC70 had a slight engine knock for about 5000 miles but never showed any signs of damage to the engine. Oil was fine and it only made the sound in around the 2500-3500 rpm range. One ...
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45 views

Honda Nighthawk 250 oil does not rise to the cam lobes

I have a Nighthawk 250 model 1993. I have the problem that the oil not rise to the cam lobes of left cylinder. My actions: 1. Change the oil pump to a new one. Works fine 2. Check the little orifice ...
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0answers
3k views

Affect of burning oil on O2 Sensors

I got a P0420 code and took my car to have a service and an investigate. I was told my car failed an emissions test and that is likely because the O2 sensors have failed causing a rich mix and higher ...
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77 views
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23 views

Valve cover breather blowby

Need HELP! A built 4cyl engine from a reputable shop with 3000 miles on it! I have 2 catch cans, one for the PCV and one for the CCV. I get almost nothing in the PCV catch can but i get about 3 ouces ...
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23 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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53 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
63 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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2answers
818 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
75 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
40 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
47 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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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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0answers
109 views

Oil change, not enough oil coming out

So im changing my oil. last week i did it already but only 2 liters came out so i thought maybe i made a mistake like cold oil and not putting off the oil cap. Now im changing the oil again (after i ...
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0answers
22 views

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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0answers
111 views

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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1answer
217 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
127 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
187 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
67 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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35 views

Motorbike storage questions (gsxr 1000 2018)

I don’t have a garage and I’m storing my bike outside. Temperatures during the daylight are around 90-115F max. There’s no much shade around the bike but it gets morning and afternoon’s sun beating. ...
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0answers
50 views

Polo gti 2013 smoke when pulling away slow

My polo GTI started giving a puff of smoke white/grey maybe when I pull out slowly or roll down hill, but if I drive the car hard it doesn't smoke. It also uses around 500ml oil in month or two. I ...
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1answer
230 views

How sensitive is a timing belt or serpentine belt to getting a little oil on it?

Every once in a while, a drop of motor oil will get on the timing belt or serpentine belt when adding motor oil. Is it a good idea to wipe it off right away? If so, even after wiping it off, some ...
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0answers
35 views

Euro Long-Life Synthetic in a Hyundai?

tl;dr: Does it make any worthwhile difference to put European oil in a Korean car (Hyundai), or would any other synthetic work just as well? My Vehicle Info 2008 Hyundai Accent, GLS 4-Door, SEDAN 4-...
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1answer
494 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 ...