If you are driving a vehicle with a dual air system, you must wait for the air pressure to reach ___ psi before driving.

100. Section 5.2: 100 psi minimum for dual systems.

If you are driving a vehicle with a dual air system, you must wait for the air pressure to reach ___ psi before driving.

ANSWER BREAKDOWN
  • A. Correct. 100 psi minimum for dual systems.
  • B. Incorrect. "60" is not correct. 100 psi minimum for dual systems.
  • C. Incorrect. "80" is not correct. 100 psi minimum for dual systems.
  • D. Incorrect. "90" is not correct. 100 psi minimum for dual systems.