97 corolla front speaker wires....
 

.....what colors are positive & what colors are negative? I haven't pulled the door panels yet, but it'd be nice to know going in.

thanx

Chances are black is neg, and red/orange/pink/some other bright color is pos.

Constant 12V+ Blue/Yellow
Switched 12V+ Gray
Ground Brown
Illumination Green
Dimmer n/a
Antenna Driver's Pillar
Front Speakers 5 1/4" Doors
Left Front (+) Pink
Left Front (-) Purple
Right Front (+) Light Green
Right Front (-) Blue
Rear Speakers 6 1/2" Rear Deck
Left Rear (+) Black
Left Rear (-) Yellow
Right Rear (+) Red
Right Rear (-) White