Because they are electronic and when you turn the key on it energise them and the computer witch controls them. This is normal.
That is were all your gauges and lights that come on when you turn the key on is. You look at it all the time to see how fast you are going.
Posible relay problem
I am not sure what causes this, but I have had times when my ignition key would not turn. The solution to the main problem is to turn the steering wheel slightly. This usually allows the ignition key to turn.
key won't turn off all the way or come out of 95 tacoma
move the steering wheel while attempting to turn ignition key
How can I take out the key from the ignition key in a BMW 325i 2001. I can turn on the engine but the key doesn't come out when I turn off.
Dead battery or a broken battery wire
Some times the battery will have enough power to turn lights on but not enough to turn the engine over. Try to jump start it or replace battery with one you know is charged. By the way-nice car.
steering wheel in locked positon try moving it a little either way and the key should turn. The steering wheel has a locking device that wont let the key turn if the wheel is not free or you have the Wrong key
this was my question i found the problem a rat had chewed my wires behind the pcm i also found out if your lights or gauges don't work you are not getting power to pcm
You need to put a key in the ignition and turn it.