Manifold Absolute Pressure Sensor — Nissan Gravite
Category: Fuel System | Severity: medium | Cost: ₹2,500–₹8,000
What is Manifold Absolute Pressure Sensor?
Measures pressure inside intake manifold.
How Manifold Absolute Pressure Sensor Works
Sends pressure data to ECU for fuel calculation.
Why is Manifold Absolute Pressure Sensor Important?
Critical for engine load calculation.
Common Problems
- Sensor failure
- Clogging
Symptoms
- Engine hesitation
- Poor fuel economy
Causes of Failure
- Carbon buildup
- Electrical issues
Impact on Car Performance
Leads to incorrect fuel injection.
DIY Fix Guide — Step by Step
- Clean sensor
- Check connections
- Replace if faulty
Maintenance Tips
- Keep intake clean
Replacement Cost in India
Estimated range: ₹2,500 – ₹8,000
Where to Buy Online
When to Replace Manifold Absolute Pressure Sensor
Replace when faulty readings occur.