P2247 Ford Code - O2 Sensor Reference Voltage Circuit Open Bank 2 Sensor 1
Quick Answer
The P2247 Ford diagnostic trouble code (DTC) refers to an issue with the O2 sensor reference voltage circuit on Bank 2 Sensor 1. Common causes include Faulty O2 sensor, Wiring or connector issues in the reference voltage circuit, ECM malfunction. Severity is Moderate - service should be scheduled soon. The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
- What it means
- P2247 Ford indicates O2 Sensor Reference Voltage Circuit Open Bank 2 Sensor 1.
- Common causes
- Common causes include Faulty O2 sensor, Wiring or connector issues in the reference voltage circuit, ECM malfunction.
- Severity
- Moderate - service should be scheduled soon.
- Can I drive?
- The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
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Code P2247 Ford Description
The P2247 Ford diagnostic trouble code (DTC) refers to an issue with the O2 sensor reference voltage circuit on Bank 2 Sensor 1. The O2 sensor is a crucial component in the vehicle's emissions control system, responsible for measuring the oxygen levels in the exhaust gases and providing feedback to the engine control module (ECM) to adjust air-fuel ratio for optimal combustion. In this case, the code indicates that there is an open circuit in the reference voltage circuit for the O2 sensor on Bank 2 Sensor 1, which can lead to inaccurate readings and potential performance issues.
Common Causes of P2247 Ford
- Faulty O2 sensor
- Wiring or connector issues in the reference voltage circuit
- ECM malfunction
- Exhaust system leaks
- Engine coolant leaks contaminating the O2 sensor
Symptoms of P2247 Ford
- Check engine light illuminated
- Decreased fuel efficiency
- Rough idling or stalling
- Engine misfires
- Increased emissions output
How to Fix P2247 Ford
- Diagnose the issue by using a scan tool to read the DTC and inspect the O2 sensor and related wiring.
- Test the O2 sensor reference voltage circuit for continuity and repair any wiring or connector issues.
- Replace the O2 sensor if it is faulty.
- Clear the DTC and reset the ECM to see if the issue is resolved.
- Test drive the vehicle to ensure the problem has been fixed and the check engine light does not return.
Cost to Fix P2247 Ford
The cost of repairing a P2247 Ford code can vary depending on the specific cause of the issue and the labor rates of the repair shop. Typically, replacing an O2 sensor can cost between $100 and $300, while addressing wiring or connector issues may add to the total repair cost. Overall, the total repair cost for this issue could range from $150 to $500, including parts and labor. It's advisable to consult with a trusted mechanic or dealership for a more accurate estimate based on your vehicle's make and model.
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