Rough Idle and Heavy White/Grey Smoke After Easy Cold Start

Immediately after easily starting, the engine begins to idle very roughly and billow out large amounts of white or grey smoke.

Rough Idle, White smoke on cold start - TDIClub Forums

From what I know white smoke on start is one of 2 things. 1 cold unburnt diesel (in cold conditions), and 2 oil. If your turbo is taking a hot second to start ...

White smoke from exhaust upon cold start - Car Talk Community

Could it be gray smoke? That could be a little bit of oil, which might slip past the rings while the car sits after shutting it down. Not much ...

White Smoke on start up when cold | Ford Powerstroke Diesel Forum

whiteish/gray with a hint of blue is delayed timing of the fuel into the cylinder. the blueish tint could be anything from slight sluge build up ...

Cold Start=White Smoke - Ford Truck Enthusiasts Forums

You may want to check and make sure ALL your glow plugs are working. It may be a possibility your injector o-rings are letting oil settle in the ...

Lots of white smoke when starting, is this water vapor or something ...

Looks a little on the thick side to be just combustion moisture. If you're losing coolant, then it's probably a blown head gasket. If not, then ...

10 Reasons White Smoke Is Coming From Your Exhaust - MotorTrend

Head Gasket · Foam in the Engine Oil · Foam in the Coolant · Low Fuel Octane · Your Car is Overheating · Low Coolant · Air in the Cooling System · Bad ...

White Smoke from Exhaust on Startup then Goes Away - YouTube

It's just condensation from the cat when you start your car up when it's cold. assuming it goes away, it's just the engine warming up.

white smoke at start up and rough idle | Diesel Place

An important rule for diagnosing a recent engine issue is fuel delivery. When was the last time you swapped out the fuel filter? Where do you ...

What causes white smoke from my diesel truck when cold? - Quora

When the idle smoothes out, that indicates that all 8 cylinders are firing, and the smoke will stop. It's normal, especially on older diesels.

"Rough idle during cold start, white smoke" | Tacoma World

The only thing that would cause smoke would be oil leaking into the cylinders, which could happen (check for any oil consumption). More than ...

If your car gives out white smoke while starting it and when you drive ...

My guess is injectors are leaking down over night/ oil is going past the valve seals. But if it runs rich, that also can mean its running lean.

Thread: Grey-white smoke in the morning - 4x4 Community Forum

The white/grey smoke when cold is unburned / half burned diesel. Nothing to worry about. Remember that the diesel pump pumps diesel into the cylinders.

White/Grey Smoke & strong sickly smell on cold start. Help?

In other words an improper burn. Possibly too much fuel, a bad injector, improper timing, or a lack of enough air. White smoke tends to tell us ...

Engine smoking – why it happens and what to do | RAC Drive

Grey exhaust smoke ... A thick grey cloud from your exhaust pipe is usually a sign that your car is burning oil. Once oil escapes it can burn off ...

Rough idle at cold start | The Diesel Stop

... white/grey smoke for about a minute in 40 degrees. Once warm, everything runs without smoke, unless under heavy load. Can a bad injector ...

rough idle & white smoke at start | Cummins Diesel Forum

Yep, need to know how cold it is and whether it's a cold start that you're seeing this. If you still have summer #2 in the tank, this will cause ...

White Smoke From Exhaust: Main Causes and How to Fix

When oil is leaking, the engine components are not being lubricated properly by the oil, which means they'll start to get worn out prematurely.

White smoke and rough idle when starting cold - Sprinter-Source.com

Are you using a winterized fuel? Perhaps try an additive? Contaminated glow plug tips (baked on carbon, etc) could be preventing the tip's heat ...

Is white smoke at idle always injectors? - Diesel Place

Are you making Oil? Check your oil level. White or Blueish smoke is a sign of excessive fuel in the combustion chamber and all of it (atomized ...