P0174 on the 2004 Mitsubishi Galant
The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.
Nobody has written a description of this code yet.
| 0513005 | 2005-07-13. Service bulletin. POWERTRAIN CONTROL MODULE (PCM) REPROGRAMMING FOR DIAGNOSTIC TROUBLE CODE (DTC P0174). *TT |
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1 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.