Particulate Matter Sensor — Maruti Suzuki Swift
Category: Exhaust | Severity: medium | Cost: ₹10,000–₹30,000
What is Particulate Matter Sensor?
Detects soot particles in exhaust gases for emission monitoring.
How Particulate Matter Sensor Works
Measures particulate concentration and sends data to ECU.
Why is Particulate Matter Sensor Important?
Ensures compliance with strict emission norms (BS6).
Common Problems
- Sensor contamination
- Faulty readings
Symptoms
- Check engine light
- Emission warning
Causes of Failure
- Soot buildup
- Sensor degradation
Impact on Car Performance
Higher emissions and possible warning alerts.
DIY Fix Guide — Step by Step
- Replace sensor
- Check DPF condition
Maintenance Tips
- Maintain DPF health
- Regular long drives
Replacement Cost in India
Estimated range: ₹10,000 – ₹30,000
Where to Buy Online
When to Replace Particulate Matter Sensor
When emission system faults persist.