Engine Coolant Temperature Sensor (ECT) — Skoda Kylaq
Category: Cooling | Severity: high | Cost: ₹800–₹3,000
What is Engine Coolant Temperature Sensor (ECT)?
Measures engine coolant temperature and sends data to ECU.
How Engine Coolant Temperature Sensor (ECT) Works
Uses thermistor to vary resistance based on temperature.
Why is Engine Coolant Temperature Sensor (ECT) Important?
Controls fuel injection, fan operation, and engine timing.
Common Problems
- Sensor failure
- Incorrect readings
Symptoms
- Hard starting
- Overheating
- Poor mileage
Causes of Failure
- Electrical fault
- Sensor wear
Impact on Car Performance
Improper engine management.
DIY Fix Guide — Step by Step
- Scan error codes
- Replace sensor
Maintenance Tips
- Check during diagnostics
Replacement Cost in India
Estimated range: ₹800 – ₹3,000
Where to Buy Online
When to Replace Engine Coolant Temperature Sensor (ECT)
Erratic readings or fault codes.