Crankshaft Position Sensor for MG Motor Majestor — Price, Symptoms & Replacement Guide
Category: Electrical | Failure Severity: High | Replacement Cost in India: ₹2,000–₹8,000
What is the Crankshaft Position Sensor?
Monitors crankshaft speed and position to control ignition timing and fuel injection.
How the Crankshaft Position Sensor Works
Uses magnetic or Hall effect sensing to detect crankshaft rotation and send signals to ECU.
Why the Crankshaft Position Sensor is Important
Critical for engine timing and smooth operation.
Common Problems with the Crankshaft Position Sensor
- Sensor failure
- Signal loss
- Wiring damage
Warning Symptoms of a Failing Crankshaft Position Sensor
- Engine stalling
- No start
- Rough idling
Common Causes of Crankshaft Position Sensor Failure
- Heat
- Oil contamination
- Electrical faults
Impact on Car Performance
Failure can completely stop engine operation.
DIY Fix Guide — Step by Step
- Scan error codes
- Inspect wiring
- Clean sensor area
- Replace if faulty
Maintenance Tips
- Avoid oil leaks near sensor
- Regular diagnostics
Crankshaft Position Sensor Replacement Cost in India
Expect to pay between ₹2,000 and ₹8,000 for genuine parts plus labour at an authorised MG Motor workshop. Local garages and aftermarket parts can be 20–40% cheaper but may compromise warranty.
Where to Buy Crankshaft Position Sensor Online
Search trusted Indian car-parts retailers like Boodmo, Amazon India and Flipkart for genuine and OEM-grade Crankshaft Position Sensor listings.
When to Replace the Crankshaft Position Sensor
When engine misfires or fails to start due to sensor fault.