A voltmeter was used to check the coolant and a reading of 0.2 volt with the engine off was measured. A reading of 0.8 volt was measured with the engine running and all electrical accessories turned on. Technician A says that the coolant should be flushed to solve the galvanic activity. Technician B says that the ground wires and connections should be inspected and repaired to solve the electrolysis problem. Which technician is correct?
A) Technician A B) Technician B C) Both technicians D) Neither technician
Question 2
What tool should be used to loosen or tighten brake or fuel lines?
A) Locking pliers B) Line wrench
C) Torque wrench D) Multigroove adjustable pliers
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Air flows through the PCV valve during acceleration and when the engine is under a heavy load.