The Volkswagen emissions scandal erupted on 18 September 2015, when the
United States ... The programming caused the vehicles' NOx output to meet US
standards .... in petrol engine exhaust, it d...
Blue exhaust smoke only at start-up can indicate worn piston seals or damaged
or worn valve guides which may also cause a rattling noise. An external engine ...
Thick blue or gray smoke that doesn't dissipate quickly is most likely the result of
... It can be caused by something as minor as clogged oil passages or it may
point ... If your engine is burning enough oil to produce visible exhaust smoke,
the oil ... My Account · Customer Care · Report a Safety Problem · Car...
Black Smoke A rich-running engine (too much fuel) can cause black smoke. ...
combustion chamber—generally caused by worn rings or valve guides—can
cause blue smoke. ... White smoke may be produced when there is coolant or
water in the ... While the muffler and tail pipe warm up to proper operating
Mar 24, 2015 ... What causes engine oil consumption? ... If the engine is burning oil, this can
indicate a few different problems in the ... This is unlike the valve seal problem
where blue smoke would be seen from the exhaust for a ... middle which is not
rich or lean and produces a 14.7 air fuel ratio. ... Lubrication, Car Care.
Sep 18, 2013 ... Login My Account New customer? ... BLACK, BLUE, BROWN, CREAM, DARK
PURPLE, DARK BLUE ... There can be a few different reasons why there's water
or petrol ... fuel/air mixture and it can be cause by a few different parts failing. ...
exhaust it's important to have your car checked by a professional.
May 6, 2014 ... It could come from damage to your auto exhaust system. ... Exhaust systems on
vehicles produced in the last 15 years have gotten much better. ... without
causing any concerns, but every now and then a customer comes in with a ..... bill
of rights (1) · blue liquid leaking (1) · BMW preventive maintenance (1...
Oct 10, 2011 ... If this is not done, the customer may return with an exhaust smoke ... Generally,
this would not be a concern until several thousand miles have ...
An overview of what can cause smoky exhausts from vehicles. ... If your vehicle's
exhaust produces excessive smoke, check the cause and have ... how the car is
serviced; how the car is driven; engine wear; fuel quality ... Blue, white and other
coloured smoke is generally caused by burning engine oil or unburnt fuel vapour.
That's because driving with an exhaust leak or bad catalytic converter can
damage other ... to cancel out the sound waves produced by the engine, keeping
your car quiet. ... They are white smoke, white smoke, blue smoke and black
smoke. ... This condition can cause poor fuel economy (bad gas mileage), poor