P2452: owner reports and bulletins

Powertrain (generic, all makes). We haven't written the explanation for this code yet. Below is what owners and manufacturers have filed with NHTSA.

Got P2452 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

No consumer complaints filed with NHTSA mention P2452. That usually means it's rare, or owners don't quote the code when they file.

Manufacturer service bulletins that name P2452

5 technical service bulletins and manufacturer communications filed with NHTSA mention P2452, from 1 makes. A bulletin means the manufacturer has documented a known cause or a fix procedure for that model. Examples:

  • FORD TRANSIT (2018, 2019), bulletin 10172987: SSM 48633 - 2018-2019 Transit - 3.2L Diesel Engine - Illuminated Malfunction Indicator Lamp (MIL) With Diagnostic Trouble Code (DTC) P2452 And/Or P2453 Some 2018-2019 Transit vehicles equipped with a 3.2L diesel engine m…
  • FORD F SUPER DUTY, bulletin 10144194: Some 2017-2018 F-Super Duty vehicles equipped with a 6.7L engine built on or before 18-Apr-2018 may exhibit an illuminated malfunction indicator lamp (MIL) with DTC P244A and/or P2452. This may be due to a malfunction of…
  • FORD F-250 SD (2011, 2012, 2013, 2014), bulletin 10144202: When performing diagnostics for DTCs P2201, P2452, P2459, P246C and/or P2463, a manual regeneration and diesel particulate filter (DPF) parameter reset using the appropriate scan tool may need to be performed. To perform…

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.