When the red brake warning is on, the technician should not B: Test drive the vehicle.
The red brake warning light gets on when the parking brake is engaged. There is the brake fluid low or a hydraulic leak . Usually, when the red brake warning light is on, the other systems of the vehicle become disabled, this is because they need fully operational brake hydraulics to work properly.
Therefore, as per the given situation when a vehicle comes for a brake inspection; and the red brake warning light is on, the technician should not take the vehicle for a test drive.
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