Expansion Valve — Volvo XC60
Category: AC | Severity: medium | Cost: ₹8,000–₹25,000
What is Expansion Valve?
Regulates refrigerant flow into the evaporator.
How Expansion Valve Works
Controls pressure drop, converting liquid refrigerant into low-pressure mist before entering evaporator.
Why is Expansion Valve Important?
Maintains optimal cooling efficiency and prevents evaporator freezing.
Common Problems
- Valve blockage
- Stuck open/closed
- Irregular cooling
Symptoms
- AC cooling fluctuates
- Evaporator freezing
- Weak cooling
Causes of Failure
- Moisture contamination
- Debris in system
Impact on Car Performance
Unstable cooling performance.
DIY Fix Guide — Step by Step
- No DIY fix recommended
Maintenance Tips
- Ensure proper AC gas servicing
- Avoid low-quality refrigerant
Replacement Cost in India
Estimated range: ₹8,000 – ₹25,000
Where to Buy Online
When to Replace Expansion Valve
When cooling becomes inconsistent or evaporator issues arise.