Questions tagged [oil-leak]

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

Filter by
Sorted by
Tagged with
28
votes
2answers
14k views

Do I have an oil leak if I have to add oil?

I don't change the oil all that often (maybe every 8000 miles) and on my 10 year old car the oil light comes on and I need to add a quart or two (and then I start thinking I practically changed the ...
18
votes
5answers
65k views

I ran my car on almost no oil for a few weeks before realizing the problem. Now what?

So let me preface this by saying that I follow all of the manufacturer's suggested maintenance and religiously get my oil changed every 5K miles. However, my 2007 Mazdaspeed6 is about due for its 120k ...
17
votes
8answers
19k views

Will having a radiator full of engine oil do damage to the motor?

I've got one question; I was looking over this car that I was going to buy and there was engine oil in the radiator. I asked the guys why it was in there and he said he didn't have enough coolant to ...
14
votes
5answers
87k views

Oil burning smell and slow oil leak

I am wondering what types of issues I am most likely looking at with this; My 2003 Ford Escape (V6) has an increasingly pronounced burnt oil smell that has developed slowly over a year or so, coupled ...
11
votes
5answers
139k views

Why would there be transmission fluid in the water overflow reservoir?

The car is a '98 Buick Lesabre with the 3800 engine and about 170k miles. It appears as though some oil was in the radiator, but I haven't seen any signs of coolant in the oil. The water pump recently ...
11
votes
3answers
1k views

Why is oil on my throttle body hose?

I've been tracking down a number of low grade oil smells in the car lately (2004 Subaru WRX). So far, that has included replacing the left front axle (was losing all kinds of grease through the boot),...
9
votes
4answers
994 views

2004 Subaru Forester black smoke oil not accelerating

I was driving my car on I - 70 and all of a sudden the oil light was flicking on and off the check engine light had been on already but the car started to lose speed and no rpms showed while I tryed ...
9
votes
2answers
500 views

Can leaky cylinder explain oil loss to burning?

One out of the 6 of my Toyota Tacoma cylinders is mildly leaking, as indicated by a cylinder leakdown test. While other cylinders are leaking only something like 5-10%, this one leaks about 20% of the ...
8
votes
4answers
3k views

Cylinder leak down test to detect oil leakage

My 2007 Tacoma loses about 3.5 qt of oil out of 5 every about 1500 mi. I know it's low because the engine starts periodically rattling, I don't know which part but it's 100% correlated to the low oil ...
8
votes
2answers
16k views

How does low oil level cause misfires or VTEC malfunctions?

So a few days ago my 2003 Honda Civic EX started misfiring while accelerating, especially with the A/C turned on, making popping noises, and then yesterday got a P1259 "VTEC system malfunction code". ...
8
votes
2answers
6k views

How can you tell the difference between oil or transmission fluid in the antifreeze?

I am in the process of repairing my 1997 Toyota 4-runner with a v-6 engine. I have only had the vehicle for a couple of days. I was doing a routine maintenance check on all the fluids. What I found ...
8
votes
1answer
2k views

What do i need to know when replacing a valve cover gasket

I have an oil leak from a cracked valve cover gasket that i want to replace myself. I bought the gasket nearly 6 months ago and i am apprehensive at doing it myself without sort of feed back as to ...
7
votes
4answers
2k views

Did the mechanic damage our car?

I purchased a 125k mile 2005 Toyota Camry in good condition and with a good service history about 5 months ago. It was due for its second oil change since we've owned it so my wife took it in to a ...
7
votes
6answers
68k views

Can a oil leak cause a fire?

My mechanic has recommended that I fix an oil leak in my car. My car is old and really, I rarely drive it so I'm reluctant to spend any money on fixing it unless it's going to cost more later on or ...
7
votes
7answers
85k views

Oil in my radiator, but no water in my oil

I have a '95 Chevy S10 4.3 liter V6 Vortec. There was oil in my radiator so I replaced the intake gaskets. But, it has started doing it again. I changed the oil last week, but I now I'm about a ...
7
votes
2answers
144 views

Is messing up this gasket my fault?

I had an oil leak from the oil cooler on my 98 Mazda 626 GF 2L, and was having a hard time finding the oil seal / gasket. I finally found a shop that said they had one which would fit. However, when ...
7
votes
5answers
7k views

Cadillac CTS 2007 3.6 oil consumption

3 months ago I bought Cadillac CTS 2007 3.6 with 31k miles, next day I went to local garage and changed the oil, filters, etc. I have driven 7k miles since and when driving last week car started ...
7
votes
2answers
18k views

Oil pan threads stripped?

EDIT Helpful links on how threads got stripped and by who: http://tl.acurazine.com/forums/showthread.php?t=878261 Seems to be a common problem with some shops, where they don't take good care. ...
6
votes
3answers
43k views

What can cause an oil leak which spill everywhere in the car (Toyota) including the top inside of the hood?

My friend lent me her Toyota Corolla and as I put it in my driveway I saw oil drops. I later lifted the the hood and saw oil spilled inside the top of the hood and on the belt every where. It was ...
6
votes
4answers
6k views

Dealership Installed “Oversized” Oil Drain Plug As Solution

In this question, we discuss stripped oil pan threads. I learned it is a result of user error - over tightening and cross threading, by the dealership I consistently go to. Many people have come ...
6
votes
2answers
15k views

Oil leak when parked on steep incline

The other day I parked my car, and came back a couple of hours later to see a massive oil puddle under my 1994 Corolla. This was the only time I had ever noticed that much of a leak, and I realized it ...
6
votes
3answers
13k views

oil leaks when driving, not while parked

My wife has a 2004 Mazda 6, 2.3 liter 4 cylinder. When the car is parked, oil doesn't pool underneath. After driving for about an hour, we need to add about 1-3 quarts. With this issue, where could ...
6
votes
3answers
2k views

Is it possible to confirm that my oil cooler is leaking (without removing it)?

Eeek, I see oil in the coolant reservoir of my W12 Touareg. As far as I can tell, engine temps were stable and normal prior to this sudden occurrence. Based on this, my top suspect is not the head ...
6
votes
2answers
2k views

Oil leaking into spark plug well despite new gaskets — is RTV a solution?

I replaced my valve cover gasket and the spark plug well sealer gaskets on my 2004 Mitsubishi Lancer recently because of an oil leak. The previous owner (or his mechanic) had over-tightened the bolts ...
6
votes
3answers
2k views

Car stored for 6 months shows low oil level after 300 miles

Just bought a car from a BMW dealer and the guy told me it was sitting for almost 6 months before I came to purchase it. When I left the dealership the oil was above the min mark showing green. Drove ...
6
votes
1answer
891 views

Oil leakage or normal engine procedures

It was raining yesterday and I noticed the typical rainbow colouring of some of the water around my car. Couldn't tell there and then if it was a car body fluid leak or just the water going trough the ...
6
votes
2answers
642 views

What does this device on a 1985 Mercury Lynx/Ford Export Diesel do?

I have a 1985 Mercury Lynx (Ford Escort) Diesel 4 cylinder. The device shown in the pictures -- below the starter -- has a hose connecting it to the radiator. There is another hose that is connected ...
6
votes
2answers
720 views

2001 WR426F Leaks a bit of oil out of the breather tube, is it normal?

I have a Yamaha WR426F that after a bit of trailing has a small (couple drops) puddle of oil underneath it after sitting a bit. It seems to be coming from the breather tube, is that normal? I also ...
6
votes
2answers
2k views

What is the durability of a plastic valve cover?

After a change of the valve cover gasket didn't fix a rather persistent leak (than managed to cover my entire engine in oil) I took my car to a mechanic. They called up saying that they have ...
6
votes
1answer
2k views

Holden Captiva - Lots of oil pouring out the radiator expansion tank

On my 2012 Holden Captiva 2.2 diesel car the radiator expansion tank has filled with engine oil and now the oil is pouring out of the expansion tank. I am at a loss to why/how this has happened. Any ...
6
votes
2answers
6k views

Ford Fiesta 1.4 TDCi Oil Leak

I have a Ford Fiesta 1.4 TDCi 2006 model and I recently did a head gasket change. Now there is a oil leak from the engine, behind the turbo, i cant seem to find the source, but it looks bad. Can ...
6
votes
2answers
2k views

What's the proper method of replacing the crank shaft oil seal of a Honda Rebel?

I've been searching for a guide, but haven't found anything the deals with the oil seals specifically. My '09 Honda Rebel is leaking oil into the flywheel cover, and I suspect the flywheel and crank ...
5
votes
4answers
64k views

Oil leaks after oil change - shop says engine oil pan gasket needs to be replaced

I brought my 2000 Honda Civic to my local Castrol shop for an oil change. After leaving for work the next day my wife told me there was a three foot wide pool of oil where my car was. I moved my car ...
5
votes
2answers
2k views

How severe is a bad oil seal on a used car?

Okay, go easy on me. I'm a bit of a vehicle lightweight. I can do basic maintenance, but in terms of "how bad is this," I'm usually lost. My boyfriend bought a 2010 VW CC a few days ago. Two days ...
5
votes
3answers
10k views

Ford Taurus common oil leak area?

On my last oil change, the technician noted some oil around top and side of the engine block and said there is a small leak. The only way to find where it is coming from is doing the whole dye test, ...
5
votes
2answers
8k views

Oil leak after oil change

Had my oil changed, went home, went back outside later, and found a puddle of oil under my truck. I called the shop and they said bring it back again. Then they told me that someone had put an ...
5
votes
2answers
5k views

Fixing a gasket oil/transmission fluid leak with epoxy glue - possible reaction with oil?

I'm in Sierra Leone where mechanics have an impressive flair for improvising with limited resources, but a lack of formal training and a cavalier attitude to long term safety. I've had a transmission ...
5
votes
4answers
13k views

How could an oil drain plug fall out after 36 days and 2500 miles?

We had an oil change done at a quick lube type shop. After 36 days and 2500 miles driven, the oil drain plug fell out, resulting in severe engine damage. There was no oil leakage or any sign of ...
5
votes
3answers
1k views

Oil Leak from Drain Plug

I have a 2008 Audi RS4 with a slow oil leak from the oil drain plug. I have added about 1 qt/1000 miles lately to give you an idea of how much is leaking. I have been told by a repair shop that the ...
5
votes
4answers
2k views

Removing oil stains from the driveway?

A few weeks ago, our car seems to have spilled some oil on our driveway. I regret that I didn't ask sooner but I hope it's not too late: --> What can I do to remove these stains? As for the car, I'm ...
5
votes
1answer
3k views

Oil is leaking to my spark plugs. how do I clean it?

I have a 93 Honda Accord and it won't turn over. I listened to see if it was the fuel pump but that was not the problem. I finally removed the valve cover gasket and found about an inch of oil where ...
5
votes
3answers
48k views

Why is oil filling up in my air intake system?

The car that I am working on displayed below is a 2002 Chevrolet Cavalier 2.2 DOHC. I would like to admit that my knowledge of cars is little to none. I decided to start tinkering around with it ...
5
votes
1answer
6k views

What do you use to clean oil off of drive belt

a power steering hose leaked near my drive belt and it is squealing a bit. I have fixed the leaky hose and need to clean up the mess. What can I use to clean the drive belt?
5
votes
1answer
14k views

My car doesn't leak oil but I have to tap it off every 500 miles

I am in a really weird situation. I have a BMW 325i(2002). I bought it second hand and I have been driving it for 5 years. Now, lately I have been having to tap my oil every 500 miles with 2 quarts. ...
5
votes
2answers
2k views

Advice needed - My car has burn mark on hood and seems to be leaking oil

I have a 4 year old, well loved Honda civic with only about 25K. It has been serviced nearly every 6 months. I just took it for a service a few weeks ago and today I noticed that it seemed to be ...
5
votes
1answer
10k views

Oil leak - just keep refilling?

I have a 1995 Honda Accord with over 170k miles on it. I have the oil changed regularly every 3000 miles. My mechanic noticed the oil levels were pretty low at each oil change and took a deeper look. ...
5
votes
2answers
22k views

White smoke and burning smell from engine area, can you spot the oil leak?

I own an Audi A4 2008. When I drive the car for more than 15 minutes I get white smoke coming from under the hood and a burning smell getting into my air conditioning system. When I open the hood, I ...
5
votes
3answers
8k views

oil in coolant reservoir … urgent … Peugeot 206 Xri … 2006

I need some advice I'm broke and I need the car (like it's not an option) it hasn't overheated yet . This just happened about a week ago, I'm driving way slower like 50/60kmh and 70/90kmh when in ...
5
votes
1answer
1k views

Volvo s40 Oil Pressure light

My fiance was driving our S40 to work this morning and saw a bit of smoke rolling from under the hood, she decided to let the smoke dissipate then limp the car home. On the return trip the car kicked ...
5
votes
1answer
464 views

Has my mechanic overfilled the oil? Audi a3 2008 1.8 TFSI

I have recently bought an Audi a3 2008 TFSI, and had a mechanic checking the engine over before buying it. He had to repair an oil leak and refilled the oil, everything seemed good to him. Today when ...