P054E
Idle Control System - Fuel Quantity Lower Than Expected
P054E is an OBD-II diagnostic trouble code meaning: Idle Control System - Fuel Quantity Lower Than Expected. Common causes: dirty or faulty throttle valve, malfunction of the mass air flow sensor (maf). Estimated repair cost: $56–167.
Symptoms
- Unstable idle
- Floating speed
- Dips during acceleration
- Increased fuel consumption
Causes
- Dirty or faulty throttle valve
- Malfunction of the mass air flow sensor (MAF)
- Leaks in the air intake system
- Low fuel pressure
- Clogged fuel injectors
- Throttle Position Sensor Malfunction
- ECU software error
How to Fix
- Check the condition of the throttle valve, clean if necessary
- Check the readings of the mass air flow sensor and throttle position sensor
- Check the tightness of the intake system for leaks
- Measure fuel pressure
- Check the condition of the fuel injectors
- If necessary, update the ECU firmware
Related codes
Error P054E by Vehicle Brand
FAQ
What does the P054E code mean?
P054E is an OBD-II diagnostic trouble code that indicates: Idle Control System - Fuel Quantity Lower Than Expected
What causes a P054E error code?
The most common causes of P054E include: Dirty or faulty throttle valve; Malfunction of the mass air flow sensor (MAF); Leaks in the air intake system; Low fuel pressure.
How do I fix a P054E diagnostic trouble code?
To fix P054E: Check the condition of the throttle valve, clean if necessary. Check the readings of the mass air flow sensor and throttle position sensor. Check the tightness of the intake system for leaks. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P054E?
Limited driving only, diagnose soon
How much does it cost to fix P054E?
The estimated repair cost for P054E is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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