Questions tagged [oil-leak]

Questions about identifying, locating and repairing oil leaks from an engine, gearbox or differential

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Oil Collects in Skyward Hole below Engine

My vehicle is 1999 Honda Accord EX 3.0L FI SOHC VTEC 6cyl There is a skyward hole (see picture) where engine oil collects and is seen nearby (presumably by spilling over). The hole is beneath the ...
Henry Shu's user avatar
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1 answer
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2001 Infiniti car-oil doesn’t leak park on incline

I had some oil leaks fixed on my car the gasket and oil was leaking on spark plug so I got that fix. Now I only have a small leak when I park in my driveway on flat surface. But when I park on ...
Phyllis Satterwhite's user avatar
2 votes
1 answer
47 views

Astra J 2013 leak

i have a massive leak on my astra 2013. I have attached the picture next to the filter. Can someone please tell what this is and how serious of an issue it is?
Malik's user avatar
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Searching for poor burn problem. How to know if valve guides are worn?

I have a Chevrolet 2008 suburban 1500 v8 5.3L, and am looking for a problem that dirties the spark plugs and causes stumbling idle especially when cold. I am suspecting the valve guides are worn, ...
TheLabCat's user avatar
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Is there an easy way to confirm piston rings are broken?

My old 2009 car nearly eats more oil than gasoline (I have to top up every few hundred miles). Common causes can be leaks or it is burned due to leaky piston rings. My car was standing for over three ...
divB's user avatar
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What's the black knob near the oil pan?

What's this black knob near the oil pan under my car (2007 Hyundai Santa Fe AWD)? Oil seems to be leaking from or near it (black liquid, I assume it's oil), trying to troubleshoot first leak.
sushi's user avatar
  • 151
2 votes
1 answer
358 views

2011 Ford Escape has an oil leak

A 2011 Ford Escape with about 150K miles on it is leaking about one quart of oil every other week. The owner of the car plans to replace it next year. However, with the oil leak she has concerns that ...
Bob's user avatar
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99 Buick Century died while driving down highway. When stopped, smoke was coming from engine

my car died while driving down the highway after I got to the side of highway smoke was coming from engine was white pop up hood. an I seen next to my oil cap a rubber black hose with a rubber elbow ...
Brandon Williams's user avatar
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2013 Malibu vacuum pump

I had a pretty substantial oil leak from behind my vacuum pump. I bought a seal and when I went to change it I found that the part that meets up to the camshaft was just broken into many pieces. I got ...
Philip Ferrari's user avatar
1 vote
1 answer
320 views

In between oil changes,car ran out of oil,causing check engine light to come on and the camshaft timing sensor code

So,I get regular oil changes in my 2018 Hyundai elantra, but never thought to check oil levels between changes. My car started to stall going up hills when rpms got below 1000. Took it to a shop and ...
Summer Shinkle's user avatar
1 vote
1 answer
124 views

Metal piece connecting to oil pan hose loose

So I noticed oil leakage during high RPM on my car (1999 Saab 9-3) and when I looked underneath I found that the hose connecting to the oil pan was loose and the area around it was damp with oil. Upon ...
khan simeoni's user avatar
1 vote
1 answer
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Do these spark plug tube seals need to be replaced?

While inspecting the front 3 spark plugs (bank 2) on a 2GR-FE (2009 Toyota Venza), I noticed the spark plugs have oil along the entirety of their threads. There was no oil pooling the the spark plug ...
adatum's user avatar
  • 253
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Skoda Octavia 5e 2016 184hp losing motor oil

Hello guys I have Skoda Octavia 5e 2016 kombi since 2020 February bought it at 125.000 and at start I didn't lose any oil Every 10.000 I change my oil and in 2021 I had one issue what my mechanic told ...
EdvinP's user avatar
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p0016 p0011 After shop replaced Crankshaft Oil Seal. Could that have caused these codes? VW CC 2010 2.0TSI CBFA

I took my VW CC 2010 2.0T CBFA to the mechanic shop for an oil leak. I had scanned it the day before and it had no codes. After they replaced the Crankshaft Oil Seal I drove it home and got 2 codes ...
Salvador Martinez's user avatar
1 vote
3 answers
118 views

Oil Light Flickered ... Have I Destroyed My Engine?

This happened on an 02 Toyota Camry. I had an oil leak, the oil light flickered on off. I added two quarts of oil to it. This happened three different times over 800 miles. The oil light would just ...
Samuel H's user avatar
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2k views

Replacing oil cooler lines on 2017 Chevy Silverado 5.3L

The oil cooler lines are leaking on my son's 2017 Chevy Silverado 5.3L, so I need to replace them. The space the lines run through on the driver side of the engine is very tight. Has anyone done this ...
MJH's user avatar
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1 answer
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Engine Oil leaking near dipstick

Attached is picture of under the hood of 2016 Honday odyssey. My Mechanic replaced the bad alternator, and when he was testing the car he noticed oil leaking from the area in the picture, near dip ...
user2716454's user avatar
1 vote
1 answer
63 views

What is the most probable cause of this leak?

I’m heading over to purchase this 1998 Jeep Laredo and one of the photos online showed this leak on the underside. Any idea what it might be?
Nicholas Porter's user avatar
0 votes
1 answer
313 views

Is it safe to use an oil leak stopper product?

My mechanic said the rear main seal on my 1997 Honda Accord is causing an oil leak, and he cannot fix that. I found out there are some oil leak stopping products (such as this, this, this, this) that ...
pacoverflow's user avatar
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1 answer
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Chemical analysis to detect oil burning in emissions [duplicate]

Is it possible to chemically analyze an engine's emissions to detect presence of oil in the fuel? I am losing a lot of oil but it's not dripping when running to indicate a leak. So I would like some ...
amphibient's user avatar
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Is it ok to seal an oil pan with gasket maker silicone?

I am rebuilding an engine and it is impossible to find any spare parts including gaskets. I am going to use gasket maker and gasket paper for the gaskets but as the oil pan is actually the engine ...
Hristos's user avatar
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Valve cover gasket sealant causing bad fit

Is it possible that too much sealant for a valve cover gasket is causing a bad fit for the gasket, which in turn causes an oil leak? It is a 2006 Toyota Tacoma V6. I do lose quite a bit of oil. I ...
amphibient's user avatar
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0 votes
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Why would an engine leak oil only at high speed?

Small 90s econobox, 4 cylinder. ~300k miles. Stickshift, so engine speed is always proportional to road speed at relevant freeway speeds. Crossing the country recently, I observed extremely high oil ...
Harper - Reinstate Monica's user avatar
1 vote
1 answer
169 views

99 Chevy Lumina heavy oil leak from engine passenger side

Lots of oil dripping from the passenger side of the engine. Best I can tell, the highest point I can see wet oil is near the pivot for the serpentine tensioner, but I also see oil a bit forward of ...
Ryan S's user avatar
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0 answers
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How much oil can rest in the head valley on a Dodge 3.6L

Mechanic installed new oil filter housing. Durango 3.6 L. I drove away as the shop was closing, a mile up the road the check engine light came on. I went to the nearest gas station 4 miles away and ...
Brad's user avatar
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Blue Smoke coming from exhaust of scooter after a month of engine rebuild

Recently i had an oil change and a month ago had my engine half rebuild.But now,Blue smoke is coming from exhaust.I suspected oil leaking inside engine but due to worn out piston but since its ...
ShiShir 89's user avatar
3 votes
1 answer
63 views

Oil leak on engine top

So I have a 07 Subaru Impreza wagon 2.5. It’s seems to have oil on top of engine behind power steering pump. It’s definitely oil and not tranny fluid. I checked oil pressure switch and it’s not coming ...
Jenn's user avatar
  • 31
1 vote
1 answer
457 views

Can something as simple as a bad o-ring cause complete sensor failure?

About half a week ago my car began stalling out, seemingly at random; at first I thought it might have been an issue of air bubbles in the coolant passing over the coolant temperature sensor - there ...
Ethan Bierlein's user avatar
0 votes
1 answer
48 views

Help with oil sump gasket

Civic coupe vti 1999. The oil sump is leaking. I watched a video and it seems the gasket simply needs to be changed. Could the leak be caused by a deformation of the metal sump itself which and if ...
James Wilson's user avatar
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1 vote
1 answer
2k views

Where could this oil leak originate on this Mazda 6?

2007 Mazda 6 3.0L V6, driven daily, has been dripping a few drops of oil per day from this ... what the heck is this bent piece of metal that looks like it actually has a drip spout? And where is the ...
feetwet's user avatar
  • 1,189
1 vote
2 answers
4k views

Oil drain plug leak

Overnight parking of car results in 3-4 tiny drops of oil on garage floor. Curious, I crawled underneath and noticed some oil leaking from drain plug. Cleaned it, and about an hour later noticed oil ...
aJ-47's user avatar
  • 11
1 vote
0 answers
28 views

Drive through large puddles now dropping oil

During some flooding I drove through some deep puddles (1/4 of wheel depth at most). Now there’s a lot of water dropping from the engine block area (Mazda bongo) which contains oil. I suspect this is ...
iasksillyquestions's user avatar
0 votes
2 answers
128 views

2.5L Subaru 2013 Forester oil consumption

bought 2013 Subaru in 2014 had 22,000 plus miles at 53,00 plus I noticed it would take a quart of oil once awhile now I have 67,000 miles and I'am putting a quart in every 2,000 miles. The car has ...
jerry horstman's user avatar
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0 answers
68 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 ...
Bubba's user avatar
  • 51
1 vote
1 answer
144 views

Audi S4 (B6) - Misc leaks in engine

Got a 05 audi s4 with about 200k miles. Got a basic inspection done and was told that the engine has misc leaks without any further explanation. (Further inspection required more costs, didn't want ...
and1's user avatar
  • 135
1 vote
1 answer
346 views

Oil / Coolant Leaking and Mixing. Low pressure. No CEL. Intake Manifold Gasget?? - '09 Chevy Malibu

Alright guys, the Malibu is back! Issue: Wife was driving. Oil pressure light came on. Pulled over. Car wouldn't start for next 10 minutes. Then started right up, and made it home (Light was gone). ...
Dylan Cross's user avatar
0 votes
1 answer
166 views

Corsa life 1.2 oil/engine problem

No lights have came on at all to tell me the car was running low on oil. Drove home today and smoke was coming from under the hood and burning smell. The car is still turning over but when I looked at ...
Ash90's user avatar
  • 1
0 votes
1 answer
162 views

Clark C500Y20 Transmission Oil Leak

I have an old Clark C500Y20 forklift that has a Transmission Oil Leak. It's from 1972 and have been trying to figure out any easy way to fix it. If it sits for 2-3 days, it leak alot but when it's ...
user46629's user avatar
3 votes
1 answer
807 views

Oil leak drivers side near cylinder head

I have a 2004 Suburban 5.3 which has an oil leak that drips on the exhaust header, but cannot see where it is coming from. Changed valve cover gasket, then had to helicoil all four threaded openings ...
Mike Duke's user avatar
8 votes
3 answers
3k 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 ...
kokobill's user avatar
  • 1,015
1 vote
1 answer
717 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 (...
user1902689's user avatar
1 vote
1 answer
354 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 ...
Atticus Denewmont's user avatar
2 votes
1 answer
212 views

NO OIL 48 hours after oil change

I had the oil changed Friday afternoon on my 2018 SUV (15k miles). On Saturday morning, I noticed a 18'x18" puddle under my car. On Sunday afternoon, I noticed a large 45" x 30" puddle under my car ...
lbh's user avatar
  • 21
2 votes
2 answers
949 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 ...
Jonoc's user avatar
  • 31
1 vote
0 answers
52 views

Oil leak from manifold on 2016 Nissan Micra

My daughter has just bought her first car - a 2016 Nissan micra and it has an oil leak from the manifold. It is under 28 days warranty from trade centre UK. They have booked it in for repair but I am ...
Anne's user avatar
  • 11
2 votes
3 answers
87 views

Bad pulley or Belt?

Okay so I had my car break down about a week ago and from looking at the car myself and using my common sense, after Turing the car on for about 8 seconds all I heard was squealing and smoke coming ...
Carlos Quiroz's user avatar
1 vote
0 answers
148 views

Can someone help to find the root cause of this oil leak?

I am trying to locate the root cause from where this engine is leaking oil so that I can buy all the right gaskets. What confuses me is that highest spot where the oil traces are visible is around ...
user2138912's user avatar
0 votes
1 answer
10k 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 ...
Steven Bozacki's user avatar
1 vote
0 answers
558 views

Replace top of engine or entire engine block? Suzuki gn250 (overheated engine)

I have a suzuki gn 250 motorcycle (1997) which had an oil leak recently (rocker cover seal was leaking) causing the engine to overheat which in turn caused damage to the camshaft/camshaft bearings. ...
Maarten -Monica for president's user avatar
1 vote
2 answers
859 views

Can anyone help me identify this pipe in my engine bay?

Hi. This pipe has recently developed an oil leak. It is the one I have highlighted in red. Cannot seem to get a definitive answer as to what the pipe actually is. Can anyone help me identify it ...
ElmoRocks's user avatar

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