OBD-II code · Powertrain (generic)

P054F Idle Control System Fuel Quantity Higher Than Expected

Same as P054E with actual fuel quantity above the model - high friction, sticky throttle, or accessory drag.

Is it safe to drive with P054F?

Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.

Common causes

  • Most likelyEngine friction higher than expected

Repair at a glance

Difficulty
Medium
DIY friendly
Best left to a mechanic
Typical labour
1–3 h
Emissions test
Usually unaffected
Parts involved
Idle Control Strategy, Fuel Metering

Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.