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Practical guides to factory radios, navigation systems and amplifiers.
After a collision, the radio often stops working for reasons that are not limited to the radio itself. The impact can interrupt the power supply, damage the wiring loom or break communication with the amplifier and…
A radio that works with the ignition on, but goes silent or switches off after the engine starts, usually points to a problem at the moment of starting. The symptom shows whether the system is losing power, communication or wake-up.…
After replacing the speakers, the radio most often does not fail on its own, but stops working properly with the wiring or OEM amplifier. The symptoms can look like a fault with the radio: no sound, crackling,…
An older car radio can stop working suddenly, but the cause usually lies in a few recurring areas. In practice, the problems concern the power supply, code memory, audio path, FM reception or a worn…
Problems with radio reception usually result from a fault in the entire antenna system, not just a damaged mast. The symptoms often appear after a radio replacement, body repair or after…
When the radio does not detect USB, the cause usually lies with the storage device, the connection path or the unit itself. Charging a phone alone does not confirm that USB is working properly, because the 5 V supply can…
A radio with a touchscreen fails differently from simple receivers, because it combines image, touch, sound and communication with the car. A symptom visible on the panel does not always point to a faulty screen,…
Repairing a car radio rarely comes down to one fault and one part. In newer cars, the radio works with the wiring, amplifier, display and on-board network. A good workshop first determines,…
Problems with the AUX input do not immediately mean a fault with the whole radio. Often the cause of the problem is the cable, the socket itself or the function being switched off in the menu. Before the radio goes on the bench,…
A radio that loses the saved stations after the car is switched off usually has a problem with memory retention, not with FM reception itself. If the time and…
The decision to repair a car radio starts with establishing whether the problem concerns the unit itself or the whole car system. In modern cars the radio often handles sound, Bluetooth, navigation, the camera…
An Android radio in a car can cause problems that look similar at first glance, but have completely different sources. One symptom may result from an installation error, damage to the board…
