Exhaust Temperature Sensor for Toyota Fortuner Legender — Price, Symptoms & Replacement Guide
Category: Exhaust | Failure Severity: Medium | Replacement Cost in India: ₹6,000–₹20,000
What is the Exhaust Temperature Sensor?
Monitors exhaust gas temperature for emission system optimization.
How the Exhaust Temperature Sensor Works
Sends temperature data to ECU to control DPF regeneration and engine tuning.
Why the Exhaust Temperature Sensor is Important
Prevents overheating and ensures proper DPF operation.
Common Problems with the Exhaust Temperature Sensor
- Sensor failure
- Incorrect readings
Warning Symptoms of a Failing Exhaust Temperature Sensor
- Check engine light
- DPF issues
- Poor performance
Common Causes of Exhaust Temperature Sensor Failure
- Electrical fault
- Sensor wear
Impact on Car Performance
Improper emission control and potential DPF damage.
DIY Fix Guide — Step by Step
- Sensor replacement
Maintenance Tips
- Regular diagnostics scan
Exhaust Temperature Sensor Replacement Cost in India
Expect to pay between ₹6,000 and ₹20,000 for genuine parts plus labour at an authorised Toyota workshop. Local garages and aftermarket parts can be 20–40% cheaper but may compromise warranty.
Where to Buy Exhaust Temperature Sensor Online
Search trusted Indian car-parts retailers like Boodmo, Amazon India and Flipkart for genuine and OEM-grade Exhaust Temperature Sensor listings.
When to Replace the Exhaust Temperature Sensor
When ECU detects faulty readings.