Fuel Pump — Audi A4
Category: Engine | Severity: critical | Cost: ₹12,000–₹50,000
What is Fuel Pump?
Fuel pump supplies fuel from the tank to the engine at required pressure.
How Fuel Pump Works
Electric pump pushes fuel through lines into injectors.
Why is Fuel Pump Important?
Maintains proper fuel pressure for engine operation.
Common Problems
- Pump failure
- Low pressure
- Noise
Symptoms
- Engine stalling
- Hard start
- Loss of power
Causes of Failure
- Clogged filter
- Wear
- Electrical issues
Impact on Car Performance
Failure can stop engine completely.
DIY Fix Guide — Step by Step
- Check fuel pressure
- Inspect fuse and relay
- Listen for pump noise
- Replace if faulty
Maintenance Tips
- Avoid running on low fuel
- Replace fuel filter regularly
Replacement Cost in India
Estimated range: ₹12,000 – ₹50,000
Where to Buy Online
When to Replace Fuel Pump
Replace if pressure drops or pump stops working.