Lincoln check engine codes

Overview

Lincoln uses Ford engines including EcoBoost. Underboost and EVAP codes follow Ford patterns.

Codes notably common on Lincoln

• P0299 Turbocharger or Supercharger Underboost
• P0455 Evaporative Emission System Large Leak Detected
• P0171 System Too Lean (Bank 1)

Lincoln specific notes

• Lincoln shares Ford engines. Ford TSB 16-0075 covering stuck purge valves includes certain 2013 to 2014 MKZ models.

Owner's manuals

Official Lincoln owner's manual / owner portal (manufacturer site; we do not host copies).

Recall lookup

Check open Lincoln recalls with your VIN at the NHTSA recall lookup.

Sources

• https://static.nhtsa.gov/odi/tsbs/2016/MC-10183776-9999.pdf
• https://www.nhtsa.gov/recalls

Sources checked October 2026. Bulletins apply only to the models and years they list.

All other codes

These work the same on Lincoln as on any vehicle:

P0420 P0430 P0300 P0301 P0302 P0303 P0304 P0174 P0440 P0442 P0456 P0128 P0135 P0141 P0101 P2135 P0401