Radiator Fan Switch — Maruti Suzuki Swift
Category: Cooling | Severity: medium | Cost: ₹700–₹2,000
What is Radiator Fan Switch?
Temperature-sensitive switch that activates the radiator fan.
How Radiator Fan Switch Works
Closes circuit when coolant reaches a set temperature.
Why is Radiator Fan Switch Important?
Ensures timely activation of cooling fan.
Common Problems
- Switch failure
Symptoms
- Fan not turning on at high temperature
Causes of Failure
- Sensor malfunction
Impact on Car Performance
Delayed or no cooling activation.
DIY Fix Guide — Step by Step
- Test switch
- Replace if faulty
Maintenance Tips
- Check coolant system health
Replacement Cost in India
Estimated range: ₹700 – ₹2,000
Where to Buy Online
When to Replace Radiator Fan Switch
When fan fails to trigger automatically.