JEEP
18-034-25
Comunicaciones del fabricante
- Fecha de publicación
- 2025-06-25
- Recibido por NHTSA
- 2025-07-02
- Números de registro NHTSA
- 11020109
Resumen del fabricante
Texto original en inglés
Flash: Powertrain Control Module (PCM) Updates **Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs):
• P0420 - Catalyst System Efficiency Below Threshold Bank 1.
• P0430 - Catalyst System Efficiency Below Threshold Bank 2.** **In addition, the customer may experience one or more of the following:
• Vehicle fails emissions inspection testing due to OBD catalyst monitor readiness.**
• Actual fuel economy reporting may not match the Instrument Panel Cluster (IPC). Other software enhancements:
• Calibration update to address EVAP system emissions monitor readiness status accuracy This bulletin involves reprogramming the PCM with the latest available software.
• P0420 - Catalyst System Efficiency Below Threshold Bank 1.
• P0430 - Catalyst System Efficiency Below Threshold Bank 2.** **In addition, the customer may experience one or more of the following:
• Vehicle fails emissions inspection testing due to OBD catalyst monitor readiness.**
• Actual fuel economy reporting may not match the Instrument Panel Cluster (IPC). Other software enhancements:
• Calibration update to address EVAP system emissions monitor readiness status accuracy This bulletin involves reprogramming the PCM with the latest available software.
Códigos en el documento
Descripción del fabricante
El texto puede variar por vehículo y sufijo; no es un diagnóstico universal.
Jeep
P0420Catalyst System Efficiency Below Threshold Bank 1Comprueba la compatibilidad
La relación con un vehículo es una pista. Confirma motor, producción y software en la documentación del fabricante.
| Marca | Modelo | Año del modelo |
|---|---|---|
| Jeep | GRAND CHEROKEE | 2019 |