Mass Air Flow Sensor for Nissan Gravite — Price, Symptoms & Replacement Guide
Category: Fuel System | Failure Severity: Medium | Replacement Cost in India: ₹3,000–₹12,000
What is the Mass Air Flow Sensor?
Measures the amount of air entering the engine.
How the Mass Air Flow Sensor Works
Uses a heated wire to detect airflow and sends data to ECU.
Why the Mass Air Flow Sensor is Important
Ensures proper air-fuel mixture.
Common Problems with the Mass Air Flow Sensor
- Dirty sensor
- Sensor failure
Warning Symptoms of a Failing Mass Air Flow Sensor
- Rough idle
- Poor acceleration
- Black smoke
Common Causes of Mass Air Flow Sensor Failure
- Dust buildup
- Electrical faults
Impact on Car Performance
Incorrect readings lead to poor fuel efficiency.
DIY Fix Guide — Step by Step
- Clean sensor with MAF cleaner
- Check wiring
- Replace if faulty
Maintenance Tips
- Clean periodically
- Use clean air filters
Mass Air Flow Sensor Replacement Cost in India
Expect to pay between ₹3,000 and ₹12,000 for genuine parts plus labour at an authorised Nissan workshop. Local garages and aftermarket parts can be 20–40% cheaper but may compromise warranty.
Where to Buy Mass Air Flow Sensor Online
Search trusted Indian car-parts retailers like Boodmo, Amazon India and Flipkart for genuine and OEM-grade Mass Air Flow Sensor listings.
When to Replace the Mass Air Flow Sensor
Replace when cleaning does not fix issues.