P2555 Ford Code - Throttle/Fuel Inhibit Circuit High
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
- P2555 Ford indicates Throttle/Fuel Inhibit Circuit High.
- 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 P2555 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 P2555 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 P2555 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 P2555 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 P2555 Ford Code
1. What are the common symptoms of OBDII code P2555 on a Ford related to the Throttle/Fuel Inhibit Circuit High?
- Common symptoms include the vehicle going into a reduced power mode, lack of acceleration response, and possibly an illuminated check engine light.
2. What can cause the Throttle/Fuel Inhibit Circuit High code P2555 on a Ford?
- Possible causes of this code include a faulty throttle position sensor, issues with the fuel control module, wiring issues, or a malfunctioning electronic throttle control system.
3. How serious is the OBDII code P2555 Throttle/Fuel Inhibit Circuit High on a Ford?
- This code should be addressed promptly as it can lead to reduced engine performance and potential safety hazards if the vehicle loses power unexpectedly.
4. How can I diagnose and repair OBDII code P2555 on my Ford?
- Diagnosis typically involves checking the throttle position sensor, inspecting the wiring for any damage, and testing the fuel control module. Repair may involve replacing faulty components or repairing wiring issues.
5. Can I drive my Ford with OBDII code P2555 present?
- It is not recommended to drive the vehicle with this code present, as it can cause performance issues and potentially lead to further damage if left unresolved.
6. Will resetting the OBDII code P2555 on my Ford make it go away permanently?
- Resetting the code may temporarily clear the check engine light, but if the underlying issue causing the code is not addressed, it is likely to reappear.
7. Is it possible to prevent OBDII code P2555 Throttle/Fuel Inhibit Circuit High on a Ford?
- Regular maintenance, such as keeping the throttle system clean and in good condition, can help prevent issues that may trigger this code.
8. Can a DIY enthusiast fix OBDII code P2555 on a Ford, or is professional help necessary?
- Depending on your mechanical skills and access to tools, diagnosing and repairing this code may be possible for a DIY enthusiast. However, if you are unsure, it is best to seek professional help.
9. How much does it cost to fix OBDII code P2555 related to the Throttle/Fuel Inhibit Circuit High on a Ford?
- The cost of fixing this code can vary depending on the root cause of the issue, the specific model of Ford, and whether you choose to address it yourself or seek professional help.
10. Can OBDII code P2555 on a Ford cause long-term damage if not repaired promptly?
- Ignoring this code can potentially lead to further damage to the engine or other components over time, so it is advisable to address it as soon as possible.
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