P1450: owner reports and bulletins

Powertrain (manufacturer-specific). We haven't written the explanation for this code yet. Below is what owners and manufacturers have filed with NHTSA.

Got P1450 on your scanner? Tell the mechanic your year, make, model and any symptoms and you'll get the likely cause and what to check first. Ask about this code.

What owners report to NHTSA

172 complaints filed with NHTSA mention P1450, 169 of them since 2015, across 12 different models. The component owners most often filed it under: fuel/propulsion system.

Most-reported models

VehicleComplaintsModel years reported
FORD FOCUS982012, 2014, 2016, 2017, 2018
FORD FUSION292010, 2011, 2014, 2015, 2016
FORD ESCAPE262013, 2015, 2016, 2017, 2018
FORD EDGE72014, 2015, 2016, 2017
FORD FIESTA42016, 2017

Manufacturer service bulletins that name P1450

17 technical service bulletins and manufacturer communications filed with NHTSA mention P1450, from 3 makes. A bulletin means the manufacturer has documented a known cause or a fix procedure for that model. Examples:

  • FORD TRANSIT (2017, 2018, 2019, 2020), bulletin 10191172: Some 2017-2021 Transit vehicles built on or before 30-Nov-2020 may experience a slow fill condition and/or illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P0171, P0174, P0451, P0455, P04…
  • FORD FOCUS (2015, 2016), bulletin 10205020: 1.0L Ecoboost - kIlluminated MIL - DTC P1450 - Built on or before 10/19/2015
  • LINCOLN MKZ HYBRID (2017, 2019), bulletin 10168790: Some 20132017 C-MAX Energi, 20172018 C-MAX Hybrid, 20132020 Fusion Energi and 2017-2020 Fusion/MKZ Hybrid vehicles may exhibit an illuminated malfunction indicator lamp (MIL) with any of the following diagnostic troub…
  • FORD C-MAX ENERGI (2013, 2014, 2015, 2016), bulletin 10168790: Some 20132017 C-MAX Energi, 20172018 C-MAX Hybrid, 20132020 Fusion Energi and 2017-2020 Fusion/MKZ Hybrid vehicles may exhibit an illuminated malfunction indicator lamp (MIL) with any of the following diagnostic troub…
  • FORD MUSTANG (2017), bulletin 10095621: SOME 2017 MUSTANG VEHICLES EQUIPPED WITH A 2.3L ENGINE AND BUILT ON OR BEFORE 13-JAN-2017 MAY EXHIBIT AN ILLUMINATED MIL WITH DTCS P0456, P1450 AND/OR P144C. FOLLOW THE SERVICE PROCEDURE STEPS TO CORRECT THE CONDITION.
  • FORD ESCAPE (2017), bulletin 10109013: Some 2017 Escape and MKC vehicles equipped with a 1.5L, 2.0L or 2.3L engine may exhibit an illuminated MIL with diagnostic trouble codes (DTCs) P0455, P0456, P144C and/or P1450 stored in the powertrain control module (PC…

Sources: NHTSA Office of Defects Investigation complaint database and manufacturer communications file, snapshots September 2026. A complaint or bulletin that mentions a code is a report about that vehicle, not a statement that the code has one cause.