Battery Failure Symptom

Stinky smell. When battery smell like rotten egg, it indicates the battery might be damage or lead sulphuric acid liquid may be leaking causing the other engine to be affected.
Slow crank. When the car’s ignition is turned on, but the engine is cranking and sluggish sound is produced, then it is necessary the battery is tested and replaced if needed.
Physical appearance of battery. If the battery condition is swelling or corrodes which forming blue corrosion on it, then it is necessary to replace with new battery as this can affect battery efficiency.

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