P2552 Ford Code - Throttle/Fuel Inhibit Circuit
Quick Answer
The Diesel Engine Power Monitor (DEPM) strategy resides in the Transmission Control Module (TCM) located inside the Powertrain Control Module (PCM). Common causes include Faulty Fuel Injector Control Module (FICM), Faulty Powertrain Control Module (PCM), Fuel Injector Control Module harness is open or shorted. 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
- P2552 Ford indicates Throttle/Fuel Inhibit Circuit.
- Common causes
- Common causes include Faulty Fuel Injector Control Module (FICM), Faulty Powertrain Control Module (PCM), Fuel Injector Control Module harness is open or shorted.
- 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 P2552 Ford Description
Under normal engine idle operation the DEPM RPM value must always be higher than the engine RPM. In the event that the engine RPM does not exceed the DEPM limit, the DEPM disables the crankshaft and camshaft output signal sent to the PCM to the Fuel Injector Control Module (FICM).
What are the Possible Causes of the DTC P2552 Ford?
- Faulty Fuel Injector Control Module (FICM)
- Faulty Powertrain Control Module (PCM)
- Fuel Injector Control Module harness is open or shorted
- Fuel Injector Control Module circuit poor electrical connection
How to Fix the DTC P2552 Ford?
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 P2552 Ford 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 P2552 Ford Code
1. What are the common symptoms of OBDII code P2552 in a Ford related to the Throttle/Fuel Inhibit Circuit?
- Common symptoms include reduced engine power, difficulty accelerating, and the vehicle going into limp mode.
2. What are the possible causes of OBDII code P2552 in a Ford related to the Throttle/Fuel Inhibit Circuit?
- Possible causes include a faulty throttle position sensor, issues with the throttle body, wiring problems, or a malfunctioning fuel system.
3. How can I diagnose OBDII code P2552 in a Ford related to the Throttle/Fuel Inhibit Circuit?
- Diagnosis typically involves using a scan tool to read the trouble codes, inspecting the throttle body and sensor connections, and testing the circuit for any faults.
4. Is it safe to drive with OBDII code P2552 in a Ford related to the Throttle/Fuel Inhibit Circuit?
- It is not recommended to drive the vehicle with this code as it can lead to performance issues and potentially unsafe driving conditions.
5. How can I repair OBDII code P2552 in a Ford related to the Throttle/Fuel Inhibit Circuit?
- Repairing this code often involves replacing the faulty throttle position sensor, repairing any damaged wiring, or cleaning/replacing the throttle body.
6. Can a DIY enthusiast fix OBDII code P2552 in a Ford related to the Throttle/Fuel Inhibit Circuit?
- While some simple tasks like checking connections can be done by a DIY enthusiast, diagnosing and repairing this code may require professional expertise due to the complexity of the throttle system.
7. How much does it cost to fix OBDII code P2552 in a Ford related to the Throttle/Fuel Inhibit Circuit?
- The cost of fixing this code can vary depending on the exact cause of the issue, the parts needed for repair, and labor costs. It is advisable to get a professional diagnosis to determine the cost accurately.
8. What steps can I take to prevent OBDII code P2552 in a Ford related to the Throttle/Fuel Inhibit Circuit?
- Regular maintenance, such as cleaning the throttle body and ensuring proper wiring connections, can help prevent issues that may trigger this code.
9. Can OBDII code P2552 in a Ford related to the Throttle/Fuel Inhibit Circuit cause long-term damage to the vehicle?
- Ignoring this code can potentially lead to further damage to the engine and other components, so it is essential to address the underlying issue promptly.
10. Will resetting the OBDII code P2552 in a Ford related to the Throttle/Fuel Inhibit Circuit make it go away permanently?
- Simply resetting the code without addressing the root cause will not fix the underlying issue, and the code is likely to reappear until the problem is resolved.
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