Differential Pressure Sensor (DPF) for Maruti Suzuki Swift — Price, Symptoms & Replacement Guide
Category: Exhaust | Failure Severity: High | Replacement Cost in India: ₹6,000–₹20,000
What is the Differential Pressure Sensor (DPF)?
Measures pressure difference across Diesel Particulate Filter (DPF).
How the Differential Pressure Sensor (DPF) Works
Compares inlet and outlet pressure to detect DPF clogging.
Why the Differential Pressure Sensor (DPF) is Important
Essential for DPF regeneration and emission control.
Common Problems with the Differential Pressure Sensor (DPF)
- Clogged pipes
- Sensor failure
Warning Symptoms of a Failing Differential Pressure Sensor (DPF)
- DPF warning light
- Reduced power
Common Causes of Differential Pressure Sensor (DPF) Failure
- Soot accumulation
- Sensor blockage
Impact on Car Performance
Engine limp mode and reduced efficiency.
DIY Fix Guide — Step by Step
- Check hoses
- Clean or replace sensor
Maintenance Tips
- Drive at highway speeds periodically
- Use proper diesel
Differential Pressure Sensor (DPF) Replacement Cost in India
Expect to pay between ₹6,000 and ₹20,000 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 Differential Pressure Sensor (DPF) Online
Search trusted Indian car-parts retailers like Boodmo, Amazon India and Flipkart for genuine and OEM-grade Differential Pressure Sensor (DPF) listings.
When to Replace the Differential Pressure Sensor (DPF)
When DPF warning persists.