P0471 Dodge Code - Exhaust Pressure Sensor Range/Performance
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, Exhaust Back Pressure Sensor harness is open or shorted, Exhaust Back Pressure Sensor circuit poor electrical connection. 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
- P0471 Dodge indicates Exhaust Pressure Sensor Range/Performance.
- Common causes
- Common causes include Faulty Exhaust Back Pressure Sensor, Exhaust Back Pressure Sensor harness is open or shorted, Exhaust Back Pressure Sensor circuit poor electrical connection.
- 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.
Code P0471 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 P0471 Dodge?
- Faulty Exhaust Back Pressure Sensor
- Exhaust Back Pressure Sensor harness is open or shorted
- Exhaust Back Pressure Sensor circuit poor electrical connection
How to Fix the DTC P0471 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.
Code Tech Notes
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What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P0471 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 P0471 Dodge Code
1. What are common symptoms of OBDII code P0471 in a Dodge vehicle?
- Common symptoms include reduced engine power, poor fuel efficiency, and illuminated Check Engine Light.
2. What does OBDII code P0471 indicate in a Dodge vehicle?
- OBDII code P0471 indicates a problem with the Exhaust Pressure Sensor's range or performance.
3. What are the possible causes of OBDII code P0471 in a Dodge?
- Possible causes include a faulty Exhaust Pressure Sensor, damaged wiring or connectors, or issues with the exhaust system.
4. How can I diagnose OBDII code P0471 in my Dodge?
- Use an OBDII scanner to read the code, inspect the Exhaust Pressure Sensor and related components, and check for any visible signs of damage.
5. Can I still drive my Dodge with OBDII code P0471?
- It is not recommended to drive with OBDII code P0471 as it can lead to further damage and potentially unsafe driving conditions.
6. How can I repair OBDII code P0471 in my Dodge?
- Repair options may include replacing the Exhaust Pressure Sensor, repairing or replacing damaged wiring, or addressing any exhaust system issues.
7. Is it safe to reset the Check Engine Light after fixing OBDII code P0471 in my Dodge?
- Yes, you can safely reset the Check Engine Light after fixing OBDII code P0471. If the issue persists, the light will illuminate again.
8. Can a DIY enthusiast fix OBDII code P0471 in a Dodge?
- Depending on the level of expertise, DIY enthusiasts may be able to address OBDII code P0471 by following repair guides and using the necessary tools.
9. Will OBDII code P0471 cause emissions issues in my Dodge?
- Yes, OBDII code P0471 can affect emissions and may cause your Dodge to fail emissions tests if not addressed promptly.
10. How can I prevent OBDII code P0471 from occurring in my Dodge in the future?
- Regular maintenance, such as inspecting and replacing sensors as needed, keeping up with exhaust system checks, and addressing issues promptly, can help prevent OBDII code P0471 from occurring.
Discuss the causes and fixes for P0471 Dodge OBDII Code
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