What are the symptoms of electrical problems in a Mercedes-Benz E-Class?

The symptoms of electrical problems in a Mercedes-Benz E-Class can vary depending on the specific issue, but some common symptoms may include:

1. Difficulty starting the engine: A weak or dead battery, a faulty starter motor, or other electrical issues can cause the engine to have difficulty starting or not start at all.
2. Warning lights on the dashboard: If the vehicle's onboard computer detects an electrical problem, it will often trigger warning lights on the dashboard. Common warning lights that may indicate an electrical problem include the check engine light, battery warning light, ABS warning light, and others.
3. Electrical components not working: Various electrical components in the vehicle may stop functioning correctly, such as the headlights, taillights, turn signals, power windows, power seats, or air conditioning. In some cases, the components may work intermittently or function incorrectly.
4. Strange sounds or smells: Electrical problems can sometimes cause strange sounds or smells, such as a buzzing or clicking noise from the engine bay, or a burning smell from the dashboard.
5. Central locking issues: Electrical problems can cause the central locking system to malfunction, leading to doors not locking or unlocking correctly or the alarm system to go off unexpectedly.
6. Infotainment system issues: The infotainment system may not function correctly or may freeze, which can cause problems with the audio, navigation, or other features.

If you experience any of these symptoms, it is important to have your vehicle inspected by a qualified mechanic as soon as possible to diagnose and repair any electrical problems.