Coolant Reservoir — Audi Q3 Sportback

Category: Engine | Severity: low | Cost: ₹1,500–₹6,000

What is Coolant Reservoir?

Stores excess coolant and maintains system pressure.

How Coolant Reservoir Works

Allows coolant expansion and recirculation.

Why is Coolant Reservoir Important?

Ensures stable coolant levels.

Common Problems

Cracks
Leaks

Symptoms

Coolant loss
Low coolant warning

Causes of Failure

Heat stress
Material aging

Impact on Car Performance

Low coolant leads to overheating.

DIY Fix Guide — Step by Step

Check coolant level
Inspect tank for cracks
Check hoses
Refill coolant
Replace if damaged

Maintenance Tips

Check level regularly

Replacement Cost in India

Estimated range: ₹1,500 – ₹6,000

Where to Buy Online

When to Replace Coolant Reservoir

Replace if cracked or leaking.