Engine Coolant Temperature Sensor (ECT) — Tata Motors Punch

Category: Cooling | Severity: high | Cost: ₹1,000–₹3,000

What is Engine Coolant Temperature Sensor (ECT)?

Measures engine coolant temperature.

How Engine Coolant Temperature Sensor (ECT) Works

Sends temperature data to ECU.

Why is Engine Coolant Temperature Sensor (ECT) Important?

Controls fuel injection and cooling fan.

Common Problems

Sensor failure

Symptoms

Wrong temp reading
Poor mileage

Causes of Failure

Electrical faults

Impact on Car Performance

Engine mismanagement.

DIY Fix Guide — Step by Step

Replace sensor

Maintenance Tips

Check connector

Replacement Cost in India

Estimated range: ₹1,000 – ₹3,000

Where to Buy Online

When to Replace Engine Coolant Temperature Sensor (ECT)

When faulty readings occur.