Engine Coolant Temperature Sensor (ECT) — Nissan Gravite
Category: Cooling | Severity: medium | Cost: ₹800–₹2,500
What is Engine Coolant Temperature Sensor (ECT)?
Monitors coolant temperature and sends data to ECU.
How Engine Coolant Temperature Sensor (ECT) Works
Uses thermistor to detect temperature changes.
Why is Engine Coolant Temperature Sensor (ECT) Important?
Controls fuel mix and cooling system.
Common Problems
- Wrong reading
- Sensor failure
Symptoms
- Poor mileage
- Engine warning light
Causes of Failure
- Electrical fault
Impact on Car Performance
Impacts fuel efficiency.
DIY Fix Guide — Step by Step
- Scan OBD
- Replace sensor
Maintenance Tips
- Check during diagnostics
Replacement Cost in India
Estimated range: ₹800 – ₹2,500
Where to Buy Online
When to Replace Engine Coolant Temperature Sensor (ECT)
When faulty readings occur.