front seat heaters

I am putting the seat cushions from a 2003 LX470 on to 2002 LX470 seat frames with electronics so I don't have to reupholster the 2002. I am having some issues with the driver's bottom seat heater, the 2002 has a 3 wire seat heater connector for the bottom but the 03 heater is a 4 wire...

So I have weird behavior from my front seat heaters. The drivers seat tend to not warm if it was left on from the last start of the car. Each time the car is started, if you turn the heat off and then on again, it works as expected. The passenger side works fine accept it comes on at one...