What may be an indication of white smoke...

Question 1 / 2707066636ef128f7522a1c52169a

Question 1 of 2707066636ef128f7522a1c52169a

What may be an indication of white smoke coming from the exhaust of an auxiliary diesel engine?

Question 1 of 27070

What may be an indication of white smoke coming from the exhaust of an auxiliary diesel engine?

🔍 Key Concepts

• Exhaust smoke color and engine condition (black vs blue vs white) • How fuel timing and combustion temperature affect exhaust appearance • Common symptoms of coolant or water entering the cylinder

💭 Think About

• Think about what happens inside the cylinder if fuel does NOT burn completely or burns too late—how would that look at the exhaust? • Which of these problems is most likely to let water or coolant get into the combustion space and then turn into white vapor? • Which symptom (black, blue, or white smoke) is usually linked to lube oil burning from worn rings?

✅ Before You Answer

• Match smoke color to cause: black = incomplete combustion (too much fuel/too little air), blue = burning lube oil, white = unburned fuel mist or water vapor. • Ask: which option directly involves a path for water/coolant into the cylinder? • Ask: which option would more likely cause blue smoke rather than white, due to oil burning?

Question 1 of 27070

What may be an indication of white smoke coming from the exhaust of an auxiliary diesel engine?

not enough air

worn piston rings

late injection timing

cracked cylinder liner or head