5 Unmistakable Signs Your Volvo S40 Battery is Failing in Dallas Now the modern cars like Volvo S40 have several electrical components such as power locks, electric seats, computers or DVD players, power windows, navigation systems, power sunroofs, and power stereos to perform all the tasks efficiently. In reality, all these components are putting extra strain on the electrical systems and force the battery to work very hard. When the car is turned off, the security systems are also run off the battery with other engine and transmission components. But, due to numerous reasons, the batteries of the car also wear out over time or are unable to hold enough charge for starting the car. Thus, the battery is also failed for other reasons like normal wear, leak on the battery, or corrosions on the connections. All we know is that the battery has lead-acid inside the housing and a diluted form of sulfuric acid to store the energy for charging the battery and supply power when required. The following points define the unmistakable signs of failed battery in the Volvo S40.
Dim lights In general, the battery will provide power to all the electrical components in your car that would be ranged from the lights to the radio to the dashboard computer. When the battery loses its charge for any reason, the electronic components are not running on full power and have a harder time running. Inspect the battery from a reputed mechanic when the lights seem dim, the cell phones are not charging properly, the radios are not functioning, and the dashboard computer shows wrong results.
Engine slow to start Overuse, all the components of the battery are worn out and make it less effective for rendering all the useful tasks. When it happens, you will experience slow engine start problems before the battery kicks the bucket. At this point, you will find that the battery will take a longer time for generating the charge for the starting and take more seconds to turn over the engine. So, check the battery by a professional mechanic for fixing the slow starting engine problems.
Bad smell While driving the Volvo S40 on the roads, many times you will notice the battery leaks gases and produce bad smells due to the failed battery or an internal short. So, pop the hood when you experience a rotten egg smell from the car to determine the battery leaking problems.