Mass Airflow Sensor for BMW M2 — Price, Symptoms & Replacement Guide
Category: Engine | Failure Severity: Medium | Replacement Cost in India: ₹5,000–₹20,000
What is the Mass Airflow Sensor?
The MAF sensor measures the amount of air entering the engine.
How the Mass Airflow Sensor Works
It sends data to ECU for fuel-air mixture adjustment.
Why the Mass Airflow Sensor is Important
Ensures optimal combustion and performance.
Common Problems with the Mass Airflow Sensor
- Sensor failure
- Dirty sensor
Warning Symptoms of a Failing Mass Airflow Sensor
- Check engine light
- Rough idle
- Poor acceleration
Common Causes of Mass Airflow Sensor Failure
- Dust buildup
- Electrical faults
Impact on Car Performance
Faulty MAF leads to incorrect fuel mixture.
DIY Fix Guide — Step by Step
- Clean sensor using MAF cleaner
- Check wiring
Maintenance Tips
- Keep air filter clean
Mass Airflow Sensor Replacement Cost in India
Expect to pay between ₹5,000 and ₹20,000 for genuine parts plus labour at an authorised BMW workshop. Local garages and aftermarket parts can be 20–40% cheaper but may compromise warranty.
Where to Buy Mass Airflow Sensor Online
Search trusted Indian car-parts retailers like Boodmo, Amazon India and Flipkart for genuine and OEM-grade Mass Airflow Sensor listings.
When to Replace the Mass Airflow Sensor
Replace if cleaning doesn’t fix issue.