What causes black smoke in a Mercedes Benz?
Black smoke can be cause by anything that will cause the car to run rich. faulty O2 sensor, sticking injector, bad plugs, faulty ignition system. White smoke can be caused by worn rings , worn valve seals, anything that will allow oil into the combustion chamber.
Why does my Mercedes Benz exhaust smell like diesel?
If its a blue white smoke with oil in then it will smell a little like a diesel truck and that would be valve stem or seal leaks as per your mechanic or severe blowby if the crank breather system is blocked up. I had several pleasant experiences when high mileage engines got well better after switching to synthetic oil.
What causes white smoke from exhaust on startup?
1 A bad, warped or cracked cylinder head. 2 Failed or Faulty Head gasket 3 A cracked, Fractured or Bad engine block
Why does my car have a white smoke smell?
White smoke due to Burning Coolant. If the white smoke is caused due to coolant, then it very much likely that your car has a cracked cylinder head. Or a leakage from the head gasket. This will normally come with a sweet pleasant smell. How to diagnose this problem? To check this, you want to run a pressure test on the vehicle coolant.
How to know if your Mercedes C class is idle?
Check for vacuum leaks with a smoke generator injecting smoke into any vacuum line and see where the smoke comes out. That’s a leak that needs to be plugged. Other than that, there is the Idle Control Unit computer and the Idle Control Adjustment Valve, all which control the idle.
What to do if Mercedes check engine light is on?
1. Turn ignition to position II. All dash lights should be on. Don’t start the car. 2. Locate the OBD-II port under the dashboard. Location of OBD II port used to retrieve Mercedes-Benz fault codes. 3. Plug your OBD II scanner and let it turn on. Use an OBD II scanner to check why the Check Engine Light is ON.
Why does my Mercedes Benz engine misfire so often?
Engine misfires are one of the most common problems we see in many Mercedes-Benz cars. To be honest, it is not because MB cars are weak in this area, but because most owners forget that spark plugs are wear items and need to be replaced at the recommended intervals.
Why did my Mercedes Benz COMAND stop working?
The fiber optic cables are used to transmit the sound signal of your Mercedes-Benz between the different units for better sound quality and faster transfer rates. When one of your components goes down, your COMAND will stop functioning. You need to figure out which component is defective by bypassing each component until you find the problem.
How long does it take to fuse a Mercedes Benz?
Take out the key from the ignition and don’t turn on the car for at least 15 minutes. Take note: The fuse number will depend on the model of Mercedes-Benz that you have.
Why does my Mercedes Benz have no sound?
Troubleshooting the fiber-optic loop is the next step that you should do if removing the fuses does not solve the no-sound problem. The fiber optic cables are used to transmit the sound signal of your Mercedes-Benz between the different units for better sound quality and faster transfer rates.
What causes white smoke from the combustion chamber?
White smoke can be caused by worn rings , worn valve seals, anything that will allow oil into the combustion chamber. How much miles you have on the car? 11 people found this helpful.
What makes white smoke come out of exhaust?
Let’s talk white smoke – this is a light white smoke, not thick, and please confirm you do not get black “puff”s” with sudden hard acceleration, right ? You have done fuel filter – depending on total mileage if over 100K miles I would address the O2 sensor – I would use a good fuel/injection cleaner – and fresh air filter – heck, clan the MAF too .
What does it mean when engine blows white smoke?
Engine Blows White Smoke at Startup Mercedes C250 W204 Banjo Bolt – YouTube SOLVED! Engine Blows White Smoke at Startup Mercedes C250 W204 Banjo Bolt If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations.
If its a blue white smoke with oil in then it will smell a little like a diesel truck and that would be valve stem or seal leaks as per your mechanic or severe blowby if the crank breather system is blocked up. I had several pleasant experiences when high mileage engines got well better after switching to synthetic oil.
Is this pollution visible as white smoke from exhaust?
If you have catalytic converters in your country this type of smoke is common depending on fuel grade/additive mix depending on season – especially after good mileage and stuff is OK but kinoff off. I thought I read somewhere that bad or failing MAF could cause more pollution. Is this pollution visible as white smoke?
What does white smoke from head gasket leak smell like?
if its coolant with antifreeze in then the smoke will smell slightly sweet if its a head gasket leak. If its a blue white smoke with oil in then it will smell a little like a diesel truck and that would be valve stem or seal leaks as per your mechanic or severe blowby if the crank breather system is blocked up.