What is the best way to handle a radiator cap on a hot engine?

Wait until the engine has cooled completely. Section 2.14: Never remove the radiator cap or any part of the pressurized system until the

What is the best way to handle a radiator cap on a hot engine?

ANSWER BREAKDOWN
  • A. Incorrect. "Remove it quickly" is not correct. Never remove the radiator cap or any part of the pressurized system until the system has cooled.
  • B. Correct. Never remove the radiator cap or any part of the pressurized system until the system has cooled.
  • C. Incorrect. "Turn it slightly to let pressure escape" is not correct. Never remove the radiator cap or any part of the pressurized system until the system has cooled.
  • D. Incorrect. "Pour cold water on it" is not correct. Never remove the radiator cap or any part of the pressurized system until the system has cooled.