a plug housing having an outer wall extending between a front and a rear of the plug housing, the outer wall forming a cavity, the plug housing configured to be coupled to a header connector, the plug housing including contact channels;

plug contacts received in corresponding contact channels, the plug contacts configured to be mated with corresponding header contacts of the header connector;

an actuator coupled to the plug housing, the actuator movable relative to the plug housing between an open position and a closed position, the actuator configured to engage the header connector to provide mechanical mating assist of the plug connector with the header connector as the actuator is moved from the open position to the closed position, wherein the actuator is slidably coupled to the plug housing; and

an electrical connector position assurance (eCPA) assembly including a shorting terminal operably coupled to the actuator and movable by the actuator between a mated position and an unmated position, the shorting terminal including a first interface configured to be coupled to a first fixed terminal in the mated position and a second interface configured to be coupled to a second fixed terminal in the mated position, the shorting terminal forming a position assurance circuit in the mated position when the first and second interfaces are coupled to the first and second fixed terminals.