Fault Code P2201
Code meaning, symptoms, possible causes, part number, and estimated cost.
P2201
NOx Sensor Circuit Range/Performance Bank 1
This code indicates a range or performance issue with the NOx sensor in Bank 1, meaning the sensor reports data outside the expected range or inconsistently.
Part Details
Part Name
NOx Sensor
Reference P/N (OEM)
N/A
General part number for this fault code — not necessarily for your specific vehicle
Estimated Cost
₪800 - ₪3000
Engine Location
Exhaust system
Symptoms
- Check Engine Light on
- Emissions test failure
- Increased fuel consumption
- Inconsistent engine performance
Possible Causes
- 1Faulty NOx sensor
- 2Wiring or connector issues
- 3Faulty NOx sensor control module
- 4Sensor contamination
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