Camshaft Position Sensor — Audi Q3 Sportback
Category: Engine | Severity: high | Cost: ₹4,000–₹15,000
What is Camshaft Position Sensor?
Tracks camshaft position for valve timing.
How Camshaft Position Sensor Works
Sends data to ECU for synchronization with crankshaft.
Why is Camshaft Position Sensor Important?
Ensures correct valve timing and fuel injection.
Common Problems
- Sensor failure
- Signal inconsistency
Symptoms
- Rough idle
- Engine misfire
- Check engine light
Causes of Failure
- Electrical faults
- Wear
Impact on Car Performance
Timing errors reduce engine efficiency.
DIY Fix Guide — Step by Step
- Scan ECU codes
- Check wiring
- Clean sensor
- Inspect connections
- Replace if faulty
Maintenance Tips
- Regular diagnostics
Replacement Cost in India
Estimated range: ₹4,000 – ₹15,000
Where to Buy Online
When to Replace Camshaft Position Sensor
Replace when misfire or timing errors occur.