2002 Subaru Impreza Owner's Manual - Page 268
2002 Subaru Impreza Manual
Page 268 highlights
Driving tips 9. Confirm proper function of the hitch wire harness by individually activating the brake, right turn signal, left turn signal, stop, and parking lights on the trailer. NOTE Always disconnect the trailer wire harness before launching or retrieving a watercraft. J When you do not tow a trailer HB8022BA 8. Connect the hitch wire harness's black four-pin wire connector to the towing trailer's wire harness D Remove the ball mount from the hitch receiver tube and insert the receiver cover onto the hitch receiver tube. D Place the dust cap over the four-pin connector of the hitch wire harness to protect against possible damage. D Occasionally lubricate terminals of the four-pin connector using the terminal grease. HB8021BA Hitch harness connector 8-26