Battery Cells — Nissan Gravite
Category: Electrical | Severity: high | Cost: ₹4,000–₹9,000
What is Battery Cells?
Battery cells are the fundamental units inside the car battery that store and supply electrical energy required to start the engine and power electrical systems.
How Battery Cells Works
Chemical reactions inside each cell generate electrical energy, which is combined across multiple cells to deliver the required voltage.
Why is Battery Cells Important?
They are essential for ignition, ECU operation, and powering all electrical components.
Common Problems
- Cell degradation
- Low charge retention
- Internal short circuit
Symptoms
- Slow engine crank
- Battery drains quickly
- Electrical failures
Causes of Failure
- Aging
- Extreme temperatures
- Overcharging
Impact on Car Performance
Weak cells reduce starting reliability and may lead to complete electrical failure.
DIY Fix Guide — Step by Step
- Check battery voltage
- Inspect for leakage or swelling
- Clean terminals
- Recharge battery if low
- Replace battery if cells are dead
Maintenance Tips
- Avoid deep discharge
- Check voltage regularly
- Keep battery clean
Replacement Cost in India
Estimated range: ₹4,000 – ₹9,000
Where to Buy Online
When to Replace Battery Cells
Every 3–5 years or when voltage drops below optimal levels.