Engine knocking sound under load in Marazzo

A knocking or pinging sound is heard when accelerating or climbing slopes.

Issue Details

Severity: medium
Impact: Possible long-term engine damage.
Estimated Repair Cost: ₹2,000 – ₹15,000
Affected Years: 2018-2024
Frequency: Occasional

Symptoms

Knocking noise

Causes

Poor fuel quality
Carbon buildup

Solutions

Use premium fuel
Engine cleaning

Prevention Tips

Avoid low-quality diesel