Throttle Position Sensor — Aston Martin Vantage
Category: Fuel System | Severity: medium | Cost: ₹10,000–₹30,000
What is Throttle Position Sensor?
Monitors throttle valve position and sends data to ECU.
How Throttle Position Sensor Works
Detects throttle opening angle and helps ECU adjust fuel injection accordingly.
Why is Throttle Position Sensor Important?
Ensures smooth acceleration and optimal fuel delivery.
Common Problems
- Sensor failure
- Signal inconsistency
Symptoms
- Jerky acceleration
- Poor throttle response
- Engine hesitation
Causes of Failure
- Electrical faults
- Wear
- Sensor damage
Impact on Car Performance
Erratic engine behavior and poor drivability.
DIY Fix Guide — Step by Step
- Check wiring
- Clean sensor connector
Maintenance Tips
- Keep throttle body clean
- Regular diagnostics
Replacement Cost in India
Estimated range: ₹10,000 – ₹30,000
Where to Buy Online
When to Replace Throttle Position Sensor
When throttle response becomes inconsistent.