04/02/09 INST71-7552 Pin Color Function 1 blue/white amplifier turn on (amplified models only) 2 white left front speaker (+) (left front input (+) amplified models) 3 white/black left front speaker (-) (left front input (-) amplified models) 4 green left rear speaker (+) (left rear input (+) amplified models) 5 green/black left rear speaker (-) (left rear input (-) amplified models) 6 brown/blue steering wheel control A (up) 7 red 12 volt accessory 8 orange/black illumination (-) 9 orange illum