Swash Plate — Nissan Gravite
Category: AC | Severity: high | Cost: ₹12,000–₹30,000
What is Swash Plate?
The swash plate converts rotational motion from the drive shaft into reciprocating motion to drive compressor pistons.
How Swash Plate Works
As the shaft rotates, the angled swash plate pushes pistons back and forth inside the cylinder block.
Why is Swash Plate Important?
Essential for compressing refrigerant gas efficiently.
Common Problems
- Wear
- Misalignment
- Surface damage
Symptoms
- Reduced cooling
- Compressor noise
- Irregular pressure
Causes of Failure
- Poor lubrication
- Metal fatigue
- Overheating
Impact on Car Performance
Decreases compression efficiency leading to weak AC cooling.
DIY Fix Guide — Step by Step
- Check compressor noise
- Inspect oil levels
- Avoid running AC with low refrigerant
- Replace compressor if internal damage confirmed
Maintenance Tips
- Maintain proper refrigerant level
- Use recommended compressor oil
Replacement Cost in India
Estimated range: ₹12,000 – ₹30,000
Where to Buy Online
When to Replace Swash Plate
Replace when compressor shows internal mechanical failure.