Exhaust Practice Test
Exhaust Diesel Exhaust & DPF Systems 3
What does the term 'oil dilution' mean in the context of diesel DPF regeneration?
Select your answer
A
The DPF releasing oil-based compounds into the exhaust stream
B
Engine oil becoming contaminated and thinned by unburned diesel fuel from post-injection during regeneration
C
DEF fluid mixing with engine oil through a failed seal
D
Water vapor from combustion condensing in the oil sump
Hint