P2246
O2 Sensor Reference Voltage Circuit High Bank 1 Sensor 1
P2246 is an OBD-II diagnostic trouble code meaning: O2 Sensor Reference Voltage Circuit High Bank 1 Sensor 1. Common causes: oxygen sensor malfunction (bank 1 sensor 1), open or short circuit in the sensor circuit. Estimated repair cost: $17–56.
Symptoms
- Increased fuel consumption
- Unstable engine operation at idle
- Reduced engine power
- Check Engine Light Is On
- Dips during acceleration
Causes
- Oxygen sensor malfunction (Bank 1 Sensor 1)
- Open or short circuit in the sensor circuit
- Poor contact in the sensor connector
- Circuit Grounding Problems
- Engine ECU malfunction
How to Fix
- Check the integrity of the wiring to the oxygen sensor
- Check the sensor connector for corrosion or damage.
- Measure the resistance and voltage in the sensor circuit
- Replace the faulty oxygen sensor if necessary
- Reset the error code and check if it appears again
Related codes
Error P2246 by Vehicle Brand
FAQ
What does the P2246 code mean?
P2246 is an OBD-II diagnostic trouble code that indicates: O2 Sensor Reference Voltage Circuit High Bank 1 Sensor 1
What causes a P2246 error code?
The most common causes of P2246 include: Oxygen sensor malfunction (Bank 1 Sensor 1); Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Circuit Grounding Problems.
How do I fix a P2246 diagnostic trouble code?
To fix P2246: Check the integrity of the wiring to the oxygen sensor. Check the sensor connector for corrosion or damage.. Measure the resistance and voltage in the sensor circuit. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2246?
Yes, but get it checked soon
How much does it cost to fix P2246?
The estimated repair cost for P2246 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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