Questions & Answers for: head unit doesnt work wiring

...is connected to a blue wire behind your head unit. This is a power antenna activation wire; it's only active when the tuner is selected. Switch the remote wire to a blue/white wire at the head

...Head Unit, Speakers, and Amplifier. With your multimeter set to DC volts, the black meter probe on the ground terminal of the amp (not on the point where the ground wire connected to the vehicle) and ...

...head Generally, there are two wires inside the unit which connect to the wiring going down the suction hose. Since the unit is a/c...it doesn't matter which of them goes to which terminal. The wires ...

...this keeps memory power to the head unit then wire the wires in color coded sequence red to red black to black so on and so forth if this doesnt fix it you might want to think about replacing head ...

.... so i re connected it to where its suppose to go so now the head unit actually lights up and turns on. now i have another problem because my head unit doesnt stay on for any longer than 1 ...

...head unit (pioneer DEH-3100UB) and to battery... well at least i believe all of them are correctly attached. when i turn on power to head unit it is supposed to turn on the amp, but the amp doesnt ...

...head unit with a 2004 cd player. tried connected to a car battery to leave connected so 30 minutes would elapse to reenter the code.Fried the head unit and it doesnt smell so good now. have a sony ...

...head unit doesnt turn on Took the unit out because speakers made wierd noises when turned incar lights on, whenever car was running and even when pressed gas paddle(could hear sound of rev-ing engine ...

...head unit, it's necessary to connect the "power antenna" wire in the radio harness. This activates the antenna amplifier. If you leave this disconnected, the result is the problem you're describing. ...

...head unit appears bad since we hooked up another random unit to the speakers and they worked. Is there a replacement unit that is compatible that will fit in the same dash on my boat? Or is there any ...