lights and wiper prob...help please

[rps13saipan]

before flaming and banning ....ive searched and searched...Well my tail lights dont work....again.i have tried everything everyone here has said on how to fix tail lights and wipers.i have checked the batterychecked the fuseschecked for relayschecked the fuse box for any groundreplaced light bulbsreplaced the main switchchecked the license plate wireschecked all harness for possible ground..

is there anything am missing?i have replaced the switch the other day and it works when i was on park position but last night on the way to the drags i died.

please help thanks...

also need help on the windshield wipers...replaced the switchreplaced fusereplaced relaymotor is working.

PLEASE HELP...got a race this saturday night....thanks i appreciate it.