Engine Temperature Sensor — Audi A4
Category: Engine | Severity: medium | Cost: ₹2,000–₹8,000
What is Engine Temperature Sensor?
Measures engine coolant temperature.
How Engine Temperature Sensor Works
Sends temperature data to ECU for cooling and fuel adjustments.
Why is Engine Temperature Sensor Important?
Ensures optimal engine temperature.
Common Problems
- Sensor failure
Symptoms
- Incorrect temperature reading
- Overheating
Causes of Failure
- Electrical issues
Impact on Car Performance
Incorrect data affects cooling and fuel efficiency.
DIY Fix Guide — Step by Step
- Check ECU readings
- Replace faulty sensor
Maintenance Tips
- Regular diagnostics
Replacement Cost in India
Estimated range: ₹2,000 – ₹8,000
Where to Buy Online
When to Replace Engine Temperature Sensor
Replace if inaccurate readings occur.