US Patent 7387545 Electrical connector with pre-locked terminal position assurance (TPA)

An electrical connector housing assembly including an electrical connector housing having electrical terminal receiving areas; and a terminal position assurance (TPA) member movably mounted to the electrical connector housing. The TPA member is latched to the electrical connector housing in a pre-lock position by lateral side latches of the TPA member. The side latches have sections adapted to be deflected in an inward direction to un-latch the TPA member from the pre-lock position.