Crankcase Breather

What is a Crankcase Breather?

The Crankcase Breather is part of the car Engine system. We have 5 associated problem symptoms connected to it.

We also have 18 owner problems that mention it.

What problems can be caused by a faulty Crankcase Breather?
18 problems that mention the Crankcase Breather

Showing the latest 10, see more problems here

5
responses
Air box noise

The engine sounds like a throaty exhaust noise but does not come from the exhaust. I suspect some sort of air induction roar. Trapping down the filter lid improves it but does not eliminate the proble...

2003 Citroen Berlingo Multispace
Posted: Nov 15, 2021
1
response
Oil leak issues

Ive been having an oil leak from front left section of engine block. Thought it might have been the cap but replaced that and still prominent. Wondering what else it could be.

2012 Vauxhall Insignia 1.4 petrol tourer
Posted: Aug 16, 2021
4
responses
Front passenger door not locking/unlocking

Front and rear doors lock stuck in locked position, I renewed both locking mech and back door is now fine but front door still not working, ie stays locked when operated in any way key/fob.. I welcome...

2006 Volkswagen Golf 2.0 tdi Sport
Posted: Jul 23, 2021
4
responses
Excess oil consuption

Using about a litre every 3/4 weeks any help appreciated to the cause car runs ok no warning lights

2013 Peugeot 2008 1.2
Posted: Jun 11, 2021
1
response
The headlamps have stopped working,

Although the side, rear and fog lamps still work, and the main bean can be 'flashed' Could this be a problem with a fuse? If so, which one, ie, how many amps, and where in the fuse box is this located...

2013 Volkswagen Polo 1.2
Posted: Jan 11, 2021
1
response
Engine smell from heater

i get a horrible smell like engine fumes coming into the car when i turn on the heater

2006 Ford Galaxy 1.8 tdci
Posted: Nov 6, 2019
2
responses
Fumes in car

When turning on Heater, Fan, Vents we get what smells like exhaust gas in the car interior. Only way we can stop it is to lower the windows and close all vents. Local garage is baffled.

2009 Peugeot 308 1.5 SE HDI
Posted: Feb 26, 2019
5
responses
Engine has no power, lots of black smoke

Has 160000km, barely makes it up to 80km, going up hills like 30km. Have ran many injectors cleaners, replaced injectors, took apart intake, egr, exhaust manifold, and turbo. All were normally dirty, ...

1991 Mitsubishi Pajero
Posted: Oct 8, 2017
2
responses
Car not idling properly

I have an intermittent problem with my car idling properly. At times the revs drop to the point that the car almost cuts out, & sometimes it does. The problem is when the car is either stopped or movi...

2004 Mercedes Benz C Class 1.8 kompressor auto petrol
Posted: Jan 11, 2016
4
responses
Misfire

The car is fitted with the APU petrol engine. Had new head gasket, plugs, coil packs and rocker gasket. When on tick over it hunts slightly but when you go to pull away it tries to stall until revved ...

2000 Volkswagen Passat 1.8t se
Posted: Aug 7, 2015
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