Motor Controller — Audi Q8 e-tron
Category: Engine | Severity: high | Cost: ₹1,00,000–₹3,00,000
What is Motor Controller?
Controls speed and torque of the electric motor.
How Motor Controller Works
Regulates voltage and current supplied to motor using control algorithms.
Why is Motor Controller Important?
Ensures smooth acceleration and efficient energy use.
Common Problems
- Software faults
- Electrical failure
Symptoms
- Jerky acceleration
- Power loss
Causes of Failure
- Overheating
- Electrical surge
Impact on Car Performance
Reduced drivability and efficiency.
DIY Fix Guide — Step by Step
- Restart vehicle
- Check error logs
- Update software if applicable
Maintenance Tips
- Regular diagnostics
- Ensure cooling system health
Replacement Cost in India
Estimated range: ₹1,00,000 – ₹3,00,000
Where to Buy Online
When to Replace Motor Controller
On failure only.