P047E Dodge Code - Exhaust Pressure Sensor 'B' Circuit Intermittent/Erratic
Quick Answer
The Exhaust Back Pressure (EBP) sensor is a variable capacitance sensor that, when supplied with a 5-volt reference signal from the Engine Control Module (ECM), produces a linear analog voltage signal that indicates pressure. Common causes include Faulty Exhaust Back Pressure Sensor 'B', Exhaust Back Pressure Sensor 'B' harness is open or shorted, Exhaust Back Pressure Sensor 'B' circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P047E Dodge indicates Exhaust Pressure Sensor 'B' Circuit Intermittent/Erratic.
- Common causes
- Common causes include Faulty Exhaust Back Pressure Sensor 'B', Exhaust Back Pressure Sensor 'B' harness is open or shorted, Exhaust Back Pressure Sensor 'B' circuit poor electrical connection.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Code P047E Dodge Description
The EBP sensor's primary function is to measure exhaust back pressure so that the ECM can control the exhaust back pressure regulator (EPR) when needed.
What are the Possible Causes of the DTC P047E Dodge?
- Faulty Exhaust Back Pressure Sensor 'B'
- Exhaust Back Pressure Sensor 'B' harness is open or shorted
- Exhaust Back Pressure Sensor 'B' circuit poor electrical connection
How to Fix the DTC P047E Dodge?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P047E Dodge code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
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Frequently Asked Questions about P047E Dodge Code
1. What are common symptoms of OBDII code P047E in a Dodge vehicle?
- Common symptoms include poor engine performance, decreased fuel efficiency, and the illumination of the Check Engine Light.
2. What can cause the Exhaust Pressure Sensor 'B' Circuit Intermittent/Erratic code (P047E) in a Dodge?
- Potential causes include a faulty exhaust pressure sensor, damaged wiring or connectors, exhaust leaks, or issues with the exhaust gas recirculation (EGR) system.
3. How can I diagnose the source of the P047E code in my Dodge?
- To diagnose the issue, you can use an OBDII scanner to read the code and check for any other related codes. Additionally, inspect the exhaust pressure sensor, wiring, connectors, and the EGR system for any visible signs of damage.
4. Is it safe to continue driving with the P047E code present in a Dodge vehicle?
- It is not recommended to continue driving with the P047E code illuminated, as it can lead to further damage to the engine or emissions system. It's best to address the issue promptly.
5. Can I reset the P047E code in my Dodge and see if it comes back?
- You can clear the code using an OBDII scanner, but if the underlying issue causing the code is not resolved, it is likely to reappear after some driving cycles.
6. How do I repair the Exhaust Pressure Sensor 'B' Circuit Intermittent/Erratic code in my Dodge?
- Repairing the P047E code may involve replacing the exhaust pressure sensor, repairing damaged wiring or connectors, fixing exhaust leaks, or addressing any EGR system issues.
7. Are there any DIY tips for fixing the P047E code in a Dodge?
- DIY tips include checking the exhaust pressure sensor for debris or damage, inspecting wiring for breaks or corrosion, and ensuring proper installation of any replaced components.
8. How much does it typically cost to repair the P047E code in a Dodge at a professional auto repair shop?
- The cost of repairs for the P047E code can vary depending on the specific issue and the labor rates in your area. It's recommended to get a diagnosis from a professional to determine the exact cost.
9. Can a faulty exhaust pressure sensor cause other issues besides triggering the P047E code in a Dodge?
- Yes, a faulty exhaust pressure sensor can lead to poor engine performance, reduced fuel efficiency, and potentially cause damage to the emissions system if left unresolved.
10. How long does it usually take to repair the P047E code in a Dodge?
- The repair time can vary depending on the exact cause of the code and the availability of parts. In general, it may take a few hours to a full day to complete the repairs.
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