electrical ground issues
 

280zx electrical problems.
The lamps by your feet drivers side and passanger do not come on but the door lights do.the key chime sound chimes all the time even when key is removed. does not chime when car is running. the ceiling light does not come when you open the door but will manually with the swicth. door light open warning light is always on. Do these all have something in common.

pull the door switch and examine it for corrosion or other odd things that might cause electrical malfunction. check all your fuses.