Cat Diesel Engine Blowing White Smoke

Blow by is a condition where diesel fuel air and vapor are pushed past the rings into the crankcase of the engine.

Cat diesel engine blowing white smoke.

This makes start up more efficient reducing smoke. Here are 7 of the most common causes of a car blowing white smoke from the exhaust pipe. Or you re looking at a 20k engine repair. Diesel doctor basics of diesel part 2 of 3 if you see white smoke coming from the exhaust.

In the cold weather the white smoke can be quite normal but in some situations it is not. If you are having a diesel white smoke may be unburned fuel or coolant going through the engine. 1 condensation burn off. This is a steady stream of a lighter white.

June 8 2020 at 4 36 pm. Continuous white smoke while driving is one of them. Continuous light white smoke. In order to run correctly a diesel engine needs precise timing of the injector pump and proper pressure.

Causes of diesel engine smoke by color. Any decrease in the pressure or delay in the delivery of the fuel to the combustion chamber will cause an incomplete combustion and you will have white smoke. In very cold temperatures the heated exhaust can freeze into minute fuel droplets when exiting the exhaust and produce a more prolonged emission of white smoke for a very short period of driving time. Really bad blow by could be the result of worn piston rings.

Condensation that accumulates inside the exhaust pipes converter and mufflers can produce a puff of white smoke upon diesel engine start up. My 4 cylinder diesel engine discharged all it s oil from crank case througj exhaust pipe. For example the 3208 marine engine rated 435 bhp 326 bkw has a camshaft that closes the inlet valves earlier. White smoke is typically not as much of a problem with electronically governed engines as it is with mechanically governed engines.

A brand new diesel engine running at full load will experience a little bit of blow by upon startup. Blowing white smoke is a red flag for your diesel engine yet we see this happen all the time to our customers.