Lambda Sensor for Maruti Suzuki Swift — Price, Symptoms & Replacement Guide
Category: Exhaust | Failure Severity: Medium | Replacement Cost in India: ₹2,000–₹8,000
What is the Lambda Sensor?
Another term for oxygen sensor used for air-fuel ratio monitoring.
How the Lambda Sensor Works
Measures lambda value (air-fuel ratio efficiency).
Why the Lambda Sensor is Important
Ensures optimal combustion.
Common Problems with the Lambda Sensor
- Incorrect readings
- Sensor degradation
Warning Symptoms of a Failing Lambda Sensor
- Poor fuel efficiency
- Engine misfire
Common Causes of Lambda Sensor Failure
- Contamination
- Age
Impact on Car Performance
Impacts engine smoothness and emissions.
DIY Fix Guide — Step by Step
- Replace sensor
Maintenance Tips
- Use quality fuel
- Regular servicing
Lambda Sensor Replacement Cost in India
Expect to pay between ₹2,000 and ₹8,000 for genuine parts plus labour at an authorised Maruti Suzuki workshop. Local garages and aftermarket parts can be 20–40% cheaper but may compromise warranty.
Where to Buy Lambda Sensor Online
Search trusted Indian car-parts retailers like Boodmo, Amazon India and Flipkart for genuine and OEM-grade Lambda Sensor listings.
When to Replace the Lambda Sensor
When ECU detects imbalance.