3. Technician A says fuel filters have an arrow that always tank. Technician B says a clogged fuel filter will reduce fuel pressure rail. Who is correct? A. Technician A B. Technician B C. Both A and B D. Neither A or B

## Step 1<br />This problem involves understanding the function and location of fuel filters in a vehicle's fuel system. <br /><br />## Step 2<br />Technician A's statement is that fuel filters have an arrow that always points to the tank. This is not always true. The arrow on a fuel filter usually points towards the engine, indicating the direction of fuel flow. The fuel flows from the tank to the engine, passing through the fuel filter.<br /><br />## Step 3<br />Technician B's statement is that a clogged fuel filter will reduce fuel pressure. This is true. A clogged fuel filter restricts the flow of fuel to the engine, which can lead to a decrease in fuel pressure.