Technician A says that small cracks do not warrant replacing a CAC (charge-air-cooler) system, because dirt ingestion into the engine through a crack is not likely when a cooler is pressurized. Technician B says that many manufacturers do not recommend replacing the cooler if the leak is small. Who is right?
A)A only"
B)B only"
C)Both A and B
D)Neither A nor B"

Question

Quizplus · Accepted Answer

Both A and B are correct because small cracks in a CAC system may not allow significant dirt ingestion into the engine, and some manufacturers may not recommend replacement for small leaks.

Technician a Says That Small Cracks Do Not Warrant Replacing