Pistons — Renault Duster

Category: AC | Severity: high | Cost: ₹6,000–₹15,000

What is Pistons?

Pistons compress refrigerant inside the compressor.

How Pistons Works

Move up and down inside cylinders to compress refrigerant gas.

Why is Pistons Important?

Core component for refrigerant compression.

Common Problems

Wear
Seizure

Symptoms

Weak cooling
Compressor noise

Causes of Failure

Oil contamination
Overheating

Impact on Car Performance

Reduced cooling efficiency or total failure.

DIY Fix Guide — Step by Step

Check AC cooling
Listen for noise
Consult technician

Maintenance Tips

Use correct compressor oil
Regular servicing

Replacement Cost in India

Estimated range: ₹6,000 – ₹15,000

Where to Buy Online

When to Replace Pistons

When compressor loses efficiency or seizes.