P121C MINI - Nitrogen Oxide Sensor Heating Activation Short Circuit
P121C MINI Possible Causes
- Faulty Nitrogen Oxide (NOx) Sensor
- Nitrogen Oxide (NOx) Sensor harness is open or shorted
- Nitrogen Oxide (NOx) Sensor circuit poor electrical connection
First diagnose P121C MINI code
Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.
Cost of diagnosing the P121C MINI code
Labor: 1.0The cost of diagnosing the P121C MINI code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
P121C MINI Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P121c Mini DescriptionThe Engine Control Module (ECM) monitors the Nitrogen Oxide (NOx) Sensor. The ECM sets the OBDII code when the Nitrogen Oxide Sensor is not to factory specifications.
P121C MINI More InformationNeed more information on how to fix the P121C MINI code?
Get Access to Factory Service Manuals
Need more help?Get the P121c Mini code diagnosed by a professional: Find a repair shop in your area
P121C MINI CommentsHelp us improve AutoCodes.com. Leave a comment below or tell us if the information above help you fix the code. What are the symptoms on your vehicle for the P121c Mini code? Have you replaced any parts?
Any information is appreciated. Thanks