P2555
Throttle/Fuel Inhibit A Circuit High
P2555 is an OBD-II diagnostic trouble code meaning: Throttle/Fuel Inhibit A Circuit High. Common causes: open or short circuit to power in the control circuit, brake pedal sensor malfunction. Estimated repair cost: $6–167.
Symptoms
- Loss of engine power
- Inability to maintain speed
- Cruise control doesn't work
- The engine goes into emergency mode
- Check engine light comes on
Causes
- Open or short circuit to power in the control circuit
- Brake pedal sensor malfunction
- Clutch pedal sensor malfunction
- Problems with the cruise control control module
- Engine control unit (ECU) malfunction
How to Fix
- Check the status of fuses associated with the system
- Visually inspect the circuit wiring harness for damage.
- Check the resistance and voltage in the control circuit using a multimeter
- Test and, if necessary, replace brake and clutch pedal sensors
- If necessary, replace the cruise control module or ECU
Related codes
Error P2555 by Vehicle Brand
FAQ
What does the P2555 code mean?
P2555 is an OBD-II diagnostic trouble code that indicates: Throttle/Fuel Inhibit A Circuit High
What causes a P2555 error code?
The most common causes of P2555 include: Open or short circuit to power in the control circuit; Brake pedal sensor malfunction; Clutch pedal sensor malfunction; Problems with the cruise control control module.
How do I fix a P2555 diagnostic trouble code?
To fix P2555: Check the status of fuses associated with the system. Visually inspect the circuit wiring harness for damage.. Check the resistance and voltage in the control circuit using a multimeter. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2555?
Limited driving only, diagnose soon
How much does it cost to fix P2555?
The estimated repair cost for P2555 is $6–167. Actual cost depends on your vehicle, location, and labor rates.
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