DTC code

P0174: P0174 Diagnostic Guide

Vehicle-specific published guides for this diagnostic trouble code.

P0174 Diagnostic Guide

P0174 may mean the engine controller is seeing a lean air-fuel condition on one side of the engine.

Article vehicle: 2015-2025 Ford F150 2.7 EcoBoost

P0174 means the PCM may see Bank 2 running too lean and may add fuel correction to compensate.

Article vehicle: 2015-2025 Ford F150 2.7 EcoBoost