1/15/2024 0 Comments 2003 vw stereo can bus replacement![]() ![]() If the radio has push buttons with lights behind them, this signal from the Can bus is what turns them on/off. ![]() There will be a wire on the aftermarket radio, where are you going to find this signal in your JK? Anyone telling you that you don't need an adapter is likely not bothered by a bright screen shining in their face at night. ![]() So when it's dark out, you typically want your touch screen to change to a darker background. You will need to have a wire run for this to turn the radio on/off. There's a fuse under the hood, as well as the one of the power adapters have this. Likely the aftermarket radio has a single wire for this, where you would have to identify a wire within the Jeep which also has this functionality. Some things the CAN BUS provides the factory radio. Click to expand.I'ld suggest it's a good idea to understand what the Can bus provides to the factory radio and then look at the radio you're interested in to determine if an adapter would be needed or not. ![]()
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