Fuel Rail — Audi Q5
Category: Engine | Severity: medium | Cost: ₹5,000–₹20,000
What is Fuel Rail?
Fuel rail distributes pressurized fuel to injectors.
How Fuel Rail Works
It acts as a reservoir ensuring equal fuel distribution.
Why is Fuel Rail Important?
Maintains consistent fuel pressure.
Common Problems
- Leakage
- Pressure drop
Symptoms
- Fuel smell
- Engine misfire
Causes of Failure
- Seal wear
- Corrosion
Impact on Car Performance
Uneven fuel supply affects combustion.
DIY Fix Guide — Step by Step
- Check for leaks
- Inspect seals
- Scan ECU
Maintenance Tips
- Regular inspection
Replacement Cost in India
Estimated range: ₹5,000 – ₹20,000
Where to Buy Online
When to Replace Fuel Rail
When leaking or damaged.