A circuit with excessive current flow ____________
A) May create excess heat in conductors B) May cause a fuse to blow
C) Both A and B D) Neither A nor B
C
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In an electronic air suspension system, if the doors are closed, the brake pedal is released, and the vehicle is travelling at 65 mph, what action is taken by the chassis control module when a command is received from the rear suspension sensor to lower the vehicle?
What will be an ideal response?
During or following an evacuation, which of the following typically indicates a refrigerant circuit has a leak?
a. The vacuum gauge drops rapidly to 500 microns and will not go lower. b. The vacuum gauge shows a pressure rise that continues up to 0 psig when the pump is isolated. c. The vacuum gauge shows a pressure rise but levels off between 1,000 and 2,000 microns when the pump is isolated. d. A constant reading on the vacuum gauge of 500 microns is displayed when the pump is isolated.
Explain why not all water line leaks in buried piping result in water appearing at the surface.
What will be an ideal response?
All of the following statements are correct EXCEPT ________
A) Some systems use a delta pressure feedback system to monitor EGR operation by measuring exhaust system pressure B) Linear EGR systems require exhaust backpressure C) OBD-II vehicles require monitoring of the EGR system D) Many vehicles use the MAP sensor to monitor EGR operation