Charcoal Canister — Nissan Gravite
Category: Fuel System | Severity: medium | Cost: ₹4,000–₹12,000
What is Charcoal Canister?
Stores fuel vapors from the tank and prevents them from escaping into the atmosphere.
How Charcoal Canister Works
Activated charcoal absorbs fuel vapors and releases them to the engine during combustion via purge valve.
Why is Charcoal Canister Important?
Reduces emissions and improves fuel efficiency.
Common Problems
- Clogging
- Saturation
- Cracks
Symptoms
- Fuel smell
- Check engine light
- Poor mileage
Causes of Failure
- Overfilling tank
- Ageing
- Contamination
Impact on Car Performance
Leads to increased emissions and reduced fuel economy.
DIY Fix Guide — Step by Step
- Inspect for cracks
- Check vapor lines
- Replace if saturated
Maintenance Tips
- Avoid overfilling fuel tank
- Periodic inspection
Replacement Cost in India
Estimated range: ₹4,000 – ₹12,000
Where to Buy Online
When to Replace Charcoal Canister
Replace when clogged or causing emission faults.