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Fitting an android car stereo is an cheap effective solution to adding more features and replacing the poor factory stereo. If your android car stereo is not powering on, the first thing you need to check is the circuit that is supplying power to it. If your car stereo has been working fine for an number of years and has only recently become problematic, this maybe all down to an blown fuse. There will be an dedicated fuse to protect the circuit that provides 12 volt power to the car stereo. You will need to locate this fuse and check to see if its blown. Usually, the radio fuse is located inside the vehicle, there should be an removable plastic panel within the glove box or steering wheel area. Sometimes, there is an fuse for the radio in the fuse box found in the engine bay. To save time looking for the vehicles fuse box, its recommend that you find the vehicles handbook and find the fuse section in the contents page. In this page, you will need the radio fuse and it will be labelled as an number to make it easy to identify.
Once you have located the radio fuse, simply pull it out. There is an wire in the middle of the fuse, does it look broken in anyway? If yes, then replace the fuse with the brand new fuse of the correct amps. Usually, for car stereos its an red 10 amp or blue 15 amp mini or standard blade fuse. Make sure fuse rating matches how many amps the car stereo draws, to ensure the fuse is functional. If the fuse looks in perfect condition, you need now need to remove the android radio from the din slot of the vehicle, as we will now need to inspect the wiring harness. There could be an wire that is disconnected. The yellow wire needs to be connected to an 12 volt constant wire, get your multimeter and probe this wire, it should be reading 12 volts. The red wire should red 12 volts with the ignition switched on. The black ground wire is connected to an metal place within the vehicle. Double check all connections, and ensure power is going to the radio. Sometimes the fuse of the radio itself is found at the back of the stereo. You need to also check that.
If your android car stereo is still not powering on, unfortunately it is defective and will need replacing. Android radios are cheap for an reason, they don't tend to last as long as branded car stereo such as pioneer or alpine that are more expensive.
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