RAM
18-079-26
Herstellerinformationen
- Veröffentlichung
- 2026-10-07
- Bei NHTSA eingegangen
- 2026-10-16
- NHTSA-Datensatznummern
- 11038499 · 11038536
Mehrfache Einreichungen desselben Bulletins werden gruppiert; Originalnummern bleiben erhalten.
Herstellerzusammenfassung
Englischer Originaltext
Flash: Powertrain Control Module (PCM) Update Customers may experience a Malfunction Indicator Lamp (MIL) illumination, and the vehicle may exhibit SYMPTOM: or set one or more of the following Diagnostic Trouble Codes (DTCs):
• P0300-00 - Multiple Cylinder Misfire - in Active or Stored status set during cold start catalyst heating.
• P0301-00 - Cylinder 1 Misfire - in Active or Stored status set during cold start catalyst heating.
• P0302-00 - Cylinder 2 Misfire - in Active or Stored status set during cold start catalyst heating.
• P0303-00 - Cylinder 3 Misfire - in Active or Stored status set during cold start catalyst heating.
• P0304-00 - Cylinder 4 Misfire - in Active or Stored status set during cold start catalyst heating.
• P0305-00 - Cylinder 5 Misfire - in Active or Stored status set during cold start catalyst heating.
• P0306-00 - Cylinder 6 Misfire - in Active or Stored status set during cold start catalyst heating. Customers may also comment on one or more of the following:
• Vehicle has a rough idle.
• Engine has a miss.
• Noisy valvetrain. This bulletin involves inspecting the PCM software level and, if necessary, reprogramming the PCM with the latest available software.
• P0300-00 - Multiple Cylinder Misfire - in Active or Stored status set during cold start catalyst heating.
• P0301-00 - Cylinder 1 Misfire - in Active or Stored status set during cold start catalyst heating.
• P0302-00 - Cylinder 2 Misfire - in Active or Stored status set during cold start catalyst heating.
• P0303-00 - Cylinder 3 Misfire - in Active or Stored status set during cold start catalyst heating.
• P0304-00 - Cylinder 4 Misfire - in Active or Stored status set during cold start catalyst heating.
• P0305-00 - Cylinder 5 Misfire - in Active or Stored status set during cold start catalyst heating.
• P0306-00 - Cylinder 6 Misfire - in Active or Stored status set during cold start catalyst heating. Customers may also comment on one or more of the following:
• Vehicle has a rough idle.
• Engine has a miss.
• Noisy valvetrain. This bulletin involves inspecting the PCM software level and, if necessary, reprogramming the PCM with the latest available software.
Codes im Original
Wortlaut des Herstellers
Wortlaut kann nach Fahrzeug und Suffix variieren; keine universelle Diagnose.
Ram
P0300-00Multiple Cylinder Misfire - in Active or Stored status set during cold start catalyst heatingRam
P0301-00Cylinder 1 Misfire - in Active or Stored status set during cold start catalyst heatingRam
P0302-00Cylinder 2 Misfire - in Active or Stored status set during cold start catalyst heatingRam
P0303-00Cylinder 3 Misfire - in Active or Stored status set during cold start catalyst heatingRam
P0304-00Cylinder 4 Misfire - in Active or Stored status set during cold start catalyst heatingRam
P0305-00Cylinder 5 Misfire - in Active or Stored status set during cold start catalyst heatingRam
P0306-00Cylinder 6 Misfire - in Active or Stored status set during cold start catalyst heatingFahrzeugzuordnung prüfen
Eine Fahrzeugzuordnung ist ein Recherchehinweis. Motor, Produktionszeitraum und Software anhand der Herstellerangaben prüfen.
| Marke | Modell | Modelljahr |
|---|---|---|
| Ram | 1500 | 2025 |