Brake Fluid (DOT 4) — Tata Motors Punch

Category: Brakes | Severity: high | Cost: ₹300–₹1,000

What is Brake Fluid (DOT 4)?

Hydraulic fluid used to transfer braking force.

How Brake Fluid (DOT 4) Works

Transfers pressure from master cylinder to wheels.

Why is Brake Fluid (DOT 4) Important?

Ensures consistent braking performance.

Common Problems

Moisture absorption
Contamination

Symptoms

Spongy brakes
Reduced braking

Causes of Failure

Old fluid
Water ingress

Impact on Car Performance

Brake fade and reduced efficiency.

DIY Fix Guide — Step by Step

Flush and replace fluid

Maintenance Tips

Change every 2 years

Replacement Cost in India

Estimated range: ₹300 – ₹1,000

Where to Buy Online

When to Replace Brake Fluid (DOT 4)

Every 2 years or contamination.