I'll keep that in mind, my radio is weird. It works when it wants to so sometimes I get left without tunes at random times.
I'll keep that in mind, my radio is weird. It works when it wants to so sometimes I get left without tunes at random times.
I get the need for a test light but how do you use the 9V battery?
check the 12v+ hot wire to make sure its not loose. sometimes a bad ignition switch can cause the electronics to act weird too. but first start off w/ the easy stuff and check your wire connections
9v battery can be used to find out which wires go to what speaker in case u have a cut wire harness or something like that.. attach one wire to + and one to - of the 9v battery and u should hear a faint static/soft crackling noise in whichever speaker the wires run to.
however, I always run new wires for cars over 15 yrs old. old wiring aint reliable, especially w/ this new technology and wattage in the new speakers, HUs, amps, tweets, etc. running new wires gives me peace of mind and i know its done right.![]()
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