2006 Acura TSX Q&A
2006 Acura TSX Question: HOW TO FIX BACK RUNNING LIGHTS? ALL OTHER LIGHTS WORK.
check for power and ground at the sockets - goodguy
If you've got no parking lights and no license plate lights , check along harness where it routes along the trunk hinge (you will have to remove the covering) volt-ohmmeter will be helpful. Check for ground AND battery voltage. - ziptie12