Is the Volvo oil trap the same as a PCV valve?
Those of us over a certain age remember older cars having a PCV valve (Positive Crankcase Ventilation). The Volvo oil trap accomplishes the same thing as a PCV valve which is allow the engine to breath. You may not know this but the combustion engine needs air coming in and therefore air going out.
Can a PCV box be replaced on a Volvo S60?
Here’s a nice write up for 1999+ Volvo 5-cylinder PCV System courtesy of Matthews Volvo Site. Check out the video below of a full PCV replacement on a Volvo S60. The procedure is very similar to many other models. Volvo S60 PCV Breather System Replacement – Prevent Smog! (C70, S60, S80, V70, XC70, XC90)
How to change PCV system on Volvo XC70?
If you have any further comments, questions or concerns about the PCV System in your Volvo, please contact our customer service team at 800-444-6473 or by email at [email protected] I changed one of these systems on my 2006 XC70 once at about 115k miles. I loved that car and that engine but holy cow, what an ungodly job that was.
What does it mean when your Volvo PCV is leaking?
We’ve reached the point where oil leakage in these Volvo’s is unacceptable. Oil leakage usually means that there is a crankcase pressure developing which is a sign that you are having issues with your PCV system.
Where is the oil trap on a Volvo?
This is fairly easy to explain because on just about every Volvo model the oil trap is located to the side of the engine block underneath the intake manifold. A few exceptions are when the oil trap is actually built into the oil filter box on Volvo C30, C70 2006-Up, S40 2004.5-Up and V50 models.
Why does my Volvo PCV breather box stop working?
This is due to clogged oil suction strainer to the oil pump or oil filter. Illuminated check engine lamp. This is due to incorrect engine fuel trim level parameters. Noise (whistling). Noise due to high pressure in the crankcase. This noise will stop if the oil filler cap is removed. Poor drivability.
Where is the breather cap on a Volvo?
In the old, old days engines had a breather cap located on the valve cover and the air/oil mixture just came out the cap and you would wipe up the oil residue off your valve cover.
When to change the oil trap on a Volvo?
Unfortunately by the time you reach this stage the oil trap issues have probably cause severe damage to internal engine parts and oil seals. I’m not saying it can’t be improved by changing the oil trap, flushing the oil system and adding fully synthetic oil but trust me miles have been taken off your engines life. Where is it located?
What to do if you have PCV in your engine?
Remove and check the oil trap, hoses, and their passageways in the engine block. There shouldn’t be any major collections of carbon deposits in the hoses or in the passageways in the block. Drain the engine oil. Remove the oil pan and check the oil pan and crankcase for deposits. Normally, there should not be any deposits.
Where does the coolant go in an oil trap?
The long hose that goes from the oil trap around to the turbo duct has a coolant passage and is trapped behind the bracket that the upper torque mount is attached to (see Photo 7 ). Once the bracket and mount are removed, you can finish removing the hose.
How can I tell if my Volvo S60 has PCV?
Also, check the oil suction strainer on the oil suction line for contaminants and deposits. Use a low caliber vacuum gauge to check for positive pressure through the dipstick tube. Here’s a nice write up for 1999+ Volvo 5-cylinder PCV System courtesy of Matthews Volvo Site. Check out the video below of a full PCV replacement on a Volvo S60.
Where to look for oil leaks in a Volvo?
Oil leaks which can be seen below the engine or on top of the valve cover is common too. Look at the oil fill cap on top of the engine and look for oil residue. Also look at your engine oil dipstick for leaks. Engine Oil dipstick pops out of the pipe and keeps doing it every time you run the engine.
When did the PCV system come out in Volvo?
The PCV system came out in the 60’s which allowed the engine to exhale via a large vacuum hose and the PCV valve would open at the right time and let the air go back into the engine sort of recycling the air yet allowing the engine to breath.
Can you check the variable valve timing pulley on a Volvo?
With these quick guide you can check if the Variable Valve Timing Pulley on your Volvo is playing up. This tutorial was done in a Volvo S40, but it is the same in any 4 or 5 cilinders engine in S80, V70, S60, XC70, XC90, S40, V40, C70 Volvo’s.
When to do a valve adjustment on a Honda?
On pre-2006 models, they recommend a valve adjustment at 110,000 miles. And for newer ones, they recommend just listening for noise and adjusting when necessary. But they don’t make noise! Tom: In fact, as the valves get farther out of adjustment, they often get quieter! So our recommendation is to just do it at 90,000 miles.