Rain Sensor for Maruti Suzuki Swift — Price, Symptoms & Replacement Guide
Category: Interior | Failure Severity: Medium | Replacement Cost in India: ₹4,000–₹12,000
What is the Rain Sensor?
Automatically detects rain on the windshield and activates wipers without driver intervention.
How the Rain Sensor Works
Uses infrared light reflection on the windshield. When rain droplets disturb the reflection, the sensor signals the wiper system to activate.
Why the Rain Sensor is Important
Improves driving safety and convenience during sudden rain by ensuring clear visibility without manual input.
Common Problems with the Rain Sensor
- Sensor malfunction
- Delayed wiper response
- Over-sensitive activation
Warning Symptoms of a Failing Rain Sensor
- Wipers not activating during rain
- Wipers running without rain
- Irregular wiping speed
Common Causes of Rain Sensor Failure
- Dirty windshield near sensor
- Sensor misalignment
- Electrical fault
- Damaged windshield area
Impact on Car Performance
Reduced visibility in rain and driver inconvenience.
DIY Fix Guide — Step by Step
- Clean windshield near sensor area
- Restart vehicle electronics
- Check fuse related to wiper system
Maintenance Tips
- Keep windshield clean
- Avoid stickers near sensor
- Check wiper system regularly
Rain Sensor Replacement Cost in India
Expect to pay between ₹4,000 and ₹12,000 for genuine parts plus labour at an authorised Maruti Suzuki workshop. Local garages and aftermarket parts can be 20–40% cheaper but may compromise warranty.
Where to Buy Rain Sensor Online
Search trusted Indian car-parts retailers like Boodmo, Amazon India and Flipkart for genuine and OEM-grade Rain Sensor listings.
When to Replace the Rain Sensor
When sensor fails to detect rain accurately or stops functioning completely.