P246A Ford Code - Exhaust Gas Temperature Sensor Circuit Intermittent/Erratic Bank 2 Sensor 3
Quick Answer
The P246A Ford diagnostic trouble code indicates an issue with the Exhaust Gas Temperature (EGT) sensor circuit for Bank 2 Sensor 3. Common causes include Faulty EGT sensor, Wiring or connector issues in the EGT sensor circuit, Exhaust leaks near the sensor. 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
- P246A Ford indicates Exhaust Gas Temperature Sensor Circuit Intermittent/Erratic Bank 2 Sensor 3.
- Common causes
- Common causes include Faulty EGT sensor, Wiring or connector issues in the EGT sensor circuit, Exhaust leaks near the sensor.
- 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 P246A Ford Description
The P246A Ford diagnostic trouble code indicates an issue with the Exhaust Gas Temperature (EGT) sensor circuit for Bank 2 Sensor 3. This sensor is responsible for monitoring the exhaust gas temperature in the vehicle's exhaust system. An intermittent or erratic signal from this sensor can lead to a variety of performance issues and potential long-term effects if not addressed promptly.
Common Causes of P246A Ford
- Faulty EGT sensor
- Wiring or connector issues in the EGT sensor circuit
- Exhaust leaks near the sensor
- ECM software issues
- Exhaust system damage or corrosion
Symptoms of P246A Ford
- Check Engine Light illuminated
- Reduced engine performance
- Increased fuel consumption
- Rough idling
- Decreased acceleration
How to Fix P246A Ford
- Diagnose the issue by using a scan tool to check for the P246A code and monitor the EGT sensor readings.
- Inspect the wiring and connectors in the EGT sensor circuit for damage or corrosion.
- Test the EGT sensor for proper operation or replace it if necessary.
- Repair any exhaust leaks near the sensor.
- Clear the code from the ECM and test drive the vehicle to ensure the issue has been resolved.
Cost to Fix P246A Ford
The typical repair costs for addressing a P246A Ford code can vary depending on the specific cause of the issue. In general, replacing a faulty EGT sensor can cost between $100 and $300, while addressing wiring or connector issues may range from $50 to $150. Labour costs can add an additional $80 to $150 per hour, and the total cost can vary based on the vehicle make and model, location, and any additional repairs needed. It's advisable to consult with a qualified mechanic or auto repair shop for a more accurate cost estimate based on the specific circumstances.
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Frequently Asked Questions about P246A Ford Code
1. What does the OBDII code P246A mean on a Ford vehicle?
P246A indicates an issue with the Exhaust Gas Temperature Sensor Circuit Intermittent/Erratic for Bank 2 Sensor 3. This means the sensor is sending inconsistent or erratic signals to the engine control module (ECM).
2. What are the common symptoms of code P246A in a Ford?
Symptoms may include a check engine light, poor fuel efficiency, reduced engine performance, and the vehicle entering limp mode in some cases.
3. What causes the P246A code to appear in Ford vehicles?
Common causes include a faulty exhaust gas temperature sensor, damaged wiring or connectors, excessive soot buildup in the exhaust system, or an ECM software issue.
4. How do you diagnose the P246A code in a Ford?
Diagnosis involves scanning for codes, inspecting the exhaust gas temperature sensor and its wiring, checking for soot buildup, and testing the sensor's resistance and voltage output with a multimeter.
5. Can you drive with the P246A code on a Ford?
It is not recommended to drive long-term with this code, as it can affect engine performance and emissions. Prolonged driving may also cause further damage to the exhaust system or DPF.
6. How do you fix code P246A on a Ford?
Repairs may include replacing the faulty exhaust gas temperature sensor, repairing or replacing damaged wiring or connectors, cleaning the exhaust system, or updating the ECM software if necessary.
7. Is the P246A code related to the Diesel Particulate Filter (DPF)?
Yes, the exhaust gas temperature sensor plays a role in monitoring DPF operation. A faulty sensor can disrupt DPF regeneration and lead to additional problems.
8. How much does it cost to fix the P246A code on a Ford?
The cost can vary but typically ranges from $150 to $400, depending on whether the issue is with the sensor, wiring, or additional repairs like cleaning the exhaust system.
9. Can a P246A code cause a failed emissions test?
Yes, a P246A code can result in failed emissions testing because the exhaust system may not be functioning correctly, leading to increased emissions.
10. How can you prevent the P246A code from reoccurring on a Ford?
Regular maintenance of the exhaust system, ensuring proper DPF operation, and addressing any sensor or wiring issues promptly can help prevent this code from returning.
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