P125A - Nitrogen Oxide Sensor Heating Heat Output Too Low During Starting
P125A 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 P125A 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 terminals.
Cost of diagnosing the P125A code
Labor: 1.0The cost of diagnosing the P125A 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.
P125A Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P125a DescriptionThe Engine Control Module (ECM) monitors the Nitrogen Oxide (NOx) Sensor. The ECM sets the OBDII code when the Nitrogen Oxide (NOx) Sensor is not to factory specifications.
P125A More InformationNeed more information on how to fix the P125A code?
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P125A Information for specific makes
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