Engine knocking noise while accelerating in Bolero

A loud knocking or tapping sound is heard from the engine when accelerating, especially under load.

Issue Details

Severity: high
Impact: Can damage engine internals if ignored.
Estimated Repair Cost: ₹2,000 – ₹25,000
Affected Years: 2012-2024
Frequency: Moderate

Symptoms

Knocking sound
Loss of power

Causes

Poor fuel quality
Carbon deposits

Solutions

Use premium fuel
Engine cleaning

Prevention Tips

Avoid low-quality fuel