Manifold Absolute Pressure Sensor — Renault Duster
Category: Fuel System | Severity: medium | Cost: ₹2,500–₹9,000
What is Manifold Absolute Pressure Sensor?
Measures air pressure inside intake manifold.
How Manifold Absolute Pressure Sensor Works
Sends pressure data to ECU to calculate fuel injection.
Why is Manifold Absolute Pressure Sensor Important?
Helps optimize air-fuel ratio.
Common Problems
- Sensor failure
- Incorrect readings
Symptoms
- Poor acceleration
- Check engine light
Causes of Failure
- Carbon buildup
- Electrical issues
Impact on Car Performance
Incorrect readings lead to poor combustion.
DIY Fix Guide — Step by Step
- Clean sensor
- Check wiring
Maintenance Tips
- Keep intake clean
Replacement Cost in India
Estimated range: ₹2,500 – ₹9,000
Where to Buy Online
When to Replace Manifold Absolute Pressure Sensor
Replace when faulty or giving incorrect readings.