The P0470 diagnostic trouble code (DTC) on a 6.0 Powerstroke refers to a fault in the exhaust pressure sensor circuit. The Powerstroke engine uses an exhaust pressure sensor to monitor the pressure in the exhaust system and to control the variable geometry turbocharger.
Code P0470 on a 6.0 Powerstroke
When the engine control module (ECM) detects an issue with the exhaust pressure sensor circuit, it will store the P0470 DTC and illuminate the check engine light.
Some of the symptoms that may be experienced with this code include reduced engine power, poor fuel economy, and black smoke from the exhaust.
There are several possible causes for the P0470 code, including a failed exhaust pressure sensor, a short circuit in the sensor wiring, or a problem with the ECM.
To diagnose and repair the issue, it is recommended to use a scan tool to read the code and perform a visual inspection of the sensor and wiring.
Further diagnostic steps may include checking the voltage and resistance of the sensor and its circuitry, as well as checking for any other related codes that may provide additional information.
Code P0470 on a 6.0 Powerstroke possible causes
Table: The possible causes of the P0470 code on a 6.0 Powerstroke, along with comments on each:
| Possible Cause | Comments |
|---|---|
| Failed Exhaust Pressure Sensor | A failed or faulty exhaust pressure sensor is one of the most common causes of the P0470 code. The sensor may have an internal failure, or it may be contaminated with soot or other debris. |
| Short Circuit in Sensor Wiring | A short circuit in the wiring leading to the exhaust pressure sensor can cause the P0470 code. This can be caused by damaged wiring, corrosion, or a broken connector. |
| Failed Engine Control Module (ECM) | While rare, a failed ECM can cause the P0470 code to appear. This is more likely if there are multiple codes present, or if other systems in the vehicle are malfunctioning. |
| Other Issues with the Exhaust System | Other issues with the exhaust system, such as a clogged or damaged exhaust pipe, can cause the exhaust pressure to be higher or lower than expected. This can trigger the P0470 code. |
It is important to note that these are not the only possible causes of the P0470 code, and a proper diagnostic process should be followed to pinpoint the root cause of the issue.
Code P0470 on a 6.0 Powerstroke Tech Note
Tech Note: When diagnosing a P0470 code on a 6.0 Powerstroke, it is important to perform a thorough inspection of the exhaust pressure sensor and its wiring.
The sensor is located on the passenger side exhaust manifold, and can be accessed by removing the turbocharger inlet tube. Inspect the sensor for signs of damage or contamination, and check the wiring for any signs of wear or damage.
It is also important to note that the P0470 code can be caused by a failed engine control module (ECM) in rare cases.
If multiple codes are present or if other systems in the vehicle are malfunctioning, it may be necessary to perform further diagnostic testing on the ECM.
In some cases, the P0470 code can be caused by other issues with the exhaust system, such as a clogged or damaged exhaust pipe.
If the sensor and wiring appear to be in good condition, it may be necessary to inspect the rest of the exhaust system to determine if there are any other issues that could be causing the code to appear.
Overall, a proper diagnostic process should be followed to determine the root cause of the P0470 code on a 6.0 Powerstroke. This may involve using a scan tool to read the code and perform diagnostic testing on the sensor and its wiring, as well as inspecting the rest of the exhaust system and the engine control module as necessary.
Code P0470 on a 6.0 Powerstroke symptoms and solutions
Table: Symptoms associated with the P0470 code on a 6.0 Powerstroke, along with possible solutions:
| Symptom | Possible Solution |
|---|---|
| Reduced Engine Power | A reduced engine power condition can be caused by a failed exhaust pressure sensor or other issues with the exhaust system. Perform diagnostic testing on the sensor and its wiring, as well as inspecting the rest of the exhaust system to determine the root cause. |
| Poor Fuel Economy | A poor fuel economy condition can be caused by a failed exhaust pressure sensor or other issues with the exhaust system. Perform diagnostic testing on the sensor and its wiring, as well as inspecting the rest of the exhaust system to determine the root cause. |
| Black Smoke from Exhaust | Black smoke from the exhaust can be caused by a failed exhaust pressure sensor or other issues with the exhaust system. Perform diagnostic testing on the sensor and its wiring, as well as inspecting the rest of the exhaust system to determine the root cause. |
| Check Engine Light Illuminated | When the check engine light is illuminated with a P0470 code, it is an indication that there is an issue with the exhaust pressure sensor circuit. Perform diagnostic testing on the sensor and its wiring to determine the root cause. |
| Turbocharger Not Functioning Properly | The exhaust pressure sensor is used to control the variable geometry turbocharger on a 6.0 Powerstroke. If the sensor is faulty or there is an issue with the circuit, the turbocharger may not function properly. Perform diagnostic testing on the sensor and its wiring to determine the root cause. |
It is important to note that these are not the only possible symptoms associated with the P0470 code, and a proper diagnostic process should be followed to pinpoint the root cause of the issue.
Code P0470 on a 6.0 Powerstroke description
The P0470 diagnostic trouble code (DTC) on a 6.0 Powerstroke refers to a fault in the exhaust pressure sensor circuit. The exhaust pressure sensor is a sensor located on the exhaust manifold of the engine, which is used to monitor the pressure in the exhaust system.
The sensor sends a signal to the engine control module (ECM), which uses the information to control the variable geometry turbocharger and regulate the amount of exhaust back pressure.
When the ECM detects an issue with the exhaust pressure sensor circuit, it will store the P0470 code and illuminate the check engine light. This code indicates that there is an issue with the sensor or its circuitry, and that it is not operating within the expected range.
Some of the symptoms that may be experienced with this code include reduced engine power, poor fuel economy, and black smoke from the exhaust.
The turbocharger may also not function properly if there is an issue with the exhaust pressure sensor or its circuit.
To diagnose and repair the issue, it is recommended to use a scan tool to read the code and perform a visual inspection of the sensor and wiring. Further diagnostic steps may include checking the voltage and resistance of the sensor and its circuitry, as well as checking for any other related codes that may provide additional information.
How much does it cost to diagnose Code P0470 on a 6.0 Powerstroke?
The cost to diagnose the P0470 code on a 6.0 Powerstroke will depend on several factors, including the location and type of repair shop, the extent of the diagnostic testing required, and the cost of any necessary parts or labor.
A basic diagnostic scan to read the code can range from $50 to $100, depending on the location and type of repair shop. However, this may not provide a definitive answer on the root cause of the issue and further diagnostic testing may be required.
Additional diagnostic testing, such as checking the voltage and resistance of the sensor and its circuitry, may increase the cost of the diagnosis. The cost of parts and labor to repair or replace the faulty component will also need to be factored in.
As a rough estimate, the total cost to diagnose and repair the P0470 code on a 6.0 Powerstroke can range from $100 to $500 or more, depending on the specific circumstances of the repair. It is recommended to get an estimate from a trusted repair shop before authorizing any diagnostic testing or repairs.
How to fix Code P0470 on a 6.0 Powerstroke?
The following are some possible steps to fix the P0470 code on a 6.0 Powerstroke:
- Inspect the exhaust pressure sensor and its wiring: The exhaust pressure sensor and its wiring should be visually inspected for any signs of damage or wear. This is a common cause of the P0470 code, and repairing or replacing the damaged components may resolve the issue.
- Check the voltage and resistance of the sensor and its circuitry: Using a multimeter, the voltage and resistance of the sensor and its circuitry should be tested to ensure that they are within the expected range. If they are not, the sensor or its wiring may need to be replaced.
- Clean or replace the exhaust pressure sensor: If the sensor is found to be dirty or contaminated, it may be possible to clean it using a specialized cleaner. However, if the sensor is faulty or damaged, it will need to be replaced.
- Repair or replace damaged wiring: If the wiring is found to be damaged, it will need to be repaired or replaced. This can often be done by splicing in a new section of wire, or by replacing the entire wiring harness if necessary.
- Check for other issues with the exhaust system: If none of the above steps resolve the issue, it may be necessary to inspect the rest of the exhaust system for any other issues that could be causing the P0470 code to appear. This may involve checking for clogged or damaged exhaust pipes or issues with the turbocharger.
Please note that these are general steps, and the exact steps required to fix the P0470 code on a 6.0 Powerstroke will depend on the specific circumstances of the repair. It is recommended to have the issue diagnosed by a qualified mechanic before attempting any repairs.
Wrap up
To wrap up, the P0470 diagnostic trouble code (DTC) on a 6.0 Powerstroke refers to a fault in the exhaust pressure sensor circuit. This code can cause symptoms such as reduced engine power, poor fuel economy, black smoke from the exhaust, and a malfunctioning turbocharger.
To diagnose and fix the issue, it is important to perform a thorough inspection of the exhaust pressure sensor and its wiring, check the voltage and resistance of the sensor and its circuitry, clean or replace the sensor if necessary, repair or replace any damaged wiring, and check for other issues with the exhaust system.
The cost to diagnose and fix the P0470 code will depend on several factors, including the extent of diagnostic testing required and the cost of any necessary parts or labor. It is recommended to have the issue diagnosed by a qualified mechanic before attempting any repairs.