Mass Airflow Sensor (MAF) — MG Motor Majestor

Category: Engine | Severity: medium | Cost: ₹3,000–₹15,000

What is Mass Airflow Sensor (MAF)?

The MAF sensor measures the amount of air entering the engine.

How Mass Airflow Sensor (MAF) Works

It sends data to ECU for proper air-fuel mixture.

Why is Mass Airflow Sensor (MAF) Important?

Ensures efficient combustion and fuel economy.

Common Problems

Dirty sensor
Failure

Symptoms

Rough idle
Poor mileage
Engine hesitation

Causes of Failure

Dust
Oil contamination

Impact on Car Performance

Incorrect readings affect fuel efficiency and performance.

DIY Fix Guide — Step by Step

Clean sensor
Check wiring
Scan ECU

Maintenance Tips

Clean air filter regularly

Replacement Cost in India

Estimated range: ₹3,000 – ₹15,000

Where to Buy Online

When to Replace Mass Airflow Sensor (MAF)

Replace when cleaning does not fix issue.