Ford DTC P1403 – Differential Pressure Feedback Electronic Sensor Hoses Reversed
DTC P1403 meaning on Ford
DTC P1403 on a Ford vehicle indicates that the Differential Pressure Feedback Electronic (DPFE) sensor hoses are reversed. The DPFE sensor is responsible for monitoring the exhaust gas recirculation (EGR) system’s operation by measuring the pressure difference across the EGR valve.
Ford DTC P1403 symptoms
Symptoms of DTC P1403 on a Ford may include:
- Check Engine Light (CEL) illuminated
- Decreased engine performance
- Increased fuel consumption
- Rough idling or stalling
Ford DTC P1403 causes
The common causes of DTC P1403 on a Ford are:
- Incorrect installation of the DPFE sensor hoses
- Reversed DPFE sensor hoses
- Damaged or deteriorated DPFE sensor hoses
Ford DTC P1403 seriousness
DTC P1403 should be addressed promptly as it can lead to poor engine performance and increased emissions. Ignoring this issue may result in further damage to the EGR system and other engine components.
How to diagnose DTC P1403 on Ford
To diagnose DTC P1403 on a Ford, follow these steps:
- Use an OBD-II scanner to retrieve the trouble codes.
- Inspect the DPFE sensor hoses for correct installation and any signs of damage.
- Check the routing of the hoses to ensure they are connected properly.
- Perform a visual inspection of the DPFE sensor and its connections.
How to fix DTC P1403 on Ford
To fix DTC P1403 on a Ford, you can:
- Correct the installation of the DPFE sensor hoses if they are reversed.
- Replace any damaged or deteriorated DPFE sensor hoses.
- Ensure the DPFE sensor hoses are connected to the correct ports.
- Clear the trouble codes using an OBD-II scanner after making the necessary repairs.
How to erase DTC P1403 on Ford
To erase DTC P1403 on a Ford:
- Fix the underlying issue causing the DTC.
- Use an OBD-II scanner to clear the trouble codes.
- Ensure the repair is successful by monitoring the vehicle for any recurring issues.
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