P1405 2007 Ford Fusion Code - Differential Pressure Feedback Sensor Upstream Hose Off or Plugged
Quick Answer
The purpose of the Exhaust Gas Recirculation (EGR) system on your engine is to limit oxides of nitrogen (NOx) emissions. Common causes include Faulty Differential Pressure Feedback Electronic (DPFE) sensor (EGR pressure sensor), Plugged or damaged EGR tube, Differential Pressure Feedback Electronic (DPFE) sensor harness is open or shorted. 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
- P1405 2007 Ford Fusion indicates Differential Pressure Feedback Sensor Upstream Hose Off or Plugged.
- Common causes
- Common causes include Faulty Differential Pressure Feedback Electronic (DPFE) sensor (EGR pressure sensor), Plugged or damaged EGR tube, Differential Pressure Feedback Electronic (DPFE) sensor harness is open or shorted.
- 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 P1405 2007 Ford Fusion Description
While driving, the exhaust gas recirculation (EGR) monitor commands the EGR valve closed and checks the differential pressure across the EGR orifice. The test fails when the signal from the differential pressure feedback EGR sensor indicates EGR flow is in the negative direction.
What are the Possible Causes of the DTC P1405 2007 Ford Fusion?
- Faulty Differential Pressure Feedback Electronic (DPFE) sensor (EGR pressure sensor)
- Plugged or damaged EGR tube
- Differential Pressure Feedback Electronic (DPFE) sensor harness is open or shorted
- Differential Pressure Feedback Electronic (DPFE) sensor circuit poor electrical connection
How to Fix the DTC P1405 2007 Ford Fusion?
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 P1405 2007 Ford Fusion 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 P1405 2007 Ford Fusion Code
1. What are the common symptoms of OBDII code P1405 on a 2007 Ford Fusion?
The common symptoms of code P1405 include rough idling, decreased engine performance, and the illumination of the check engine light.
2. What does the OBDII code P1405 on a 2007 Ford Fusion indicate?
Code P1405 indicates an issue with the Differential Pressure Feedback Sensor (DPFE) upstream hose being either disconnected or blocked.
3. What are the possible causes of OBDII code P1405 on a 2007 Ford Fusion?
Possible causes of code P1405 include a disconnected or damaged upstream hose, a blocked or clogged hose, or a faulty DPFE sensor.
4. How can I diagnose the cause of OBDII code P1405 on my 2007 Ford Fusion?
To diagnose code P1405, you can visually inspect the upstream hose for any disconnections or blockages, test the DPFE sensor for proper functionality, and check for any signs of damage.
5. What are the repair options for OBDII code P1405 on a 2007 Ford Fusion?
Repair options for code P1405 may include reconnecting or replacing the upstream hose, cleaning or replacing a blocked hose, or replacing the DPFE sensor if it is faulty.
6. Can I drive my 2007 Ford Fusion with OBDII code P1405?
It is not recommended to drive your vehicle with code P1405 present, as it can lead to further engine performance issues and potential damage if left unresolved.
7. How much does it typically cost to repair OBDII code P1405 on a 2007 Ford Fusion?
The cost of repairing code P1405 can vary depending on the specific cause of the issue, but it may range from $100 to $300 for parts and labor.
8. Are there any DIY tips for addressing OBDII code P1405 on a 2007 Ford Fusion?
If you are experienced with automotive repairs, you may attempt to visually inspect and reconnect the upstream hose yourself, but it is recommended to consult a professional for accurate diagnosis and repair.
9. What impact does OBDII code P1405 have on emissions testing for a 2007 Ford Fusion?
Code P1405 can cause your vehicle to fail emissions testing due to increased emissions and poor engine performance, so it is important to address the issue before undergoing testing.
10. How often does OBDII code P1405 occur in a 2007 Ford Fusion?
Code P1405 related to the Differential Pressure Feedback Sensor (DPFE) is a relatively common issue in Ford vehicles, including the 2007 Fusion, and can occur due to various factors like wear and tear or blockages.
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