What causes the rear taillights of an Audi A4 to not work?
1 Answers
Audi A4 rear taillights not working is a wiring issue. Below are detailed explanations of the causes and corresponding solutions: Detailed explanation of wiring issues: When encountering a situation where the taillights are not working, pay attention to whether one light is out or both are not working. If both are not working, it is highly likely a wiring issue or a problem with the relay switch. If only one light is out while the other works, it is probably a burnt-out bulb or poor contact. Corresponding solutions: Automotive circuits are very complex, so it is recommended to visit an auto repair shop and have a mechanic test with a multimeter. Some older cars may have aging wiring, which can lead to short circuits and easily cause various issues.