Oxygen Sensor Bung for Tata Motors Punch — Price, Symptoms & Replacement Guide
Category: Exhaust | Failure Severity: Medium | Replacement Cost in India: ₹500–₹2,000
What is the Oxygen Sensor Bung?
Mounting point for oxygen sensor on exhaust pipe.
How the Oxygen Sensor Bung Works
Provides threaded port for sensor installation.
Why the Oxygen Sensor Bung is Important
Ensures proper sensor positioning.
Common Problems with the Oxygen Sensor Bung
- Thread damage
Warning Symptoms of a Failing Oxygen Sensor Bung
- Loose sensor
Common Causes of Oxygen Sensor Bung Failure
- Improper installation
Impact on Car Performance
Sensor malfunction.
DIY Fix Guide — Step by Step
- Re-thread or replace section
Maintenance Tips
- Install sensor properly
Oxygen Sensor Bung Replacement Cost in India
Expect to pay between ₹500 and ₹2,000 for genuine parts plus labour at an authorised Tata Motors workshop. Local garages and aftermarket parts can be 20–40% cheaper but may compromise warranty.
Where to Buy Oxygen Sensor Bung Online
Search trusted Indian car-parts retailers like Boodmo, Amazon India and Flipkart for genuine and OEM-grade Oxygen Sensor Bung listings.
When to Replace the Oxygen Sensor Bung
When threads are damaged.