JEEP
18-001-26
Comunicaciones del fabricante
- Fecha de publicación
- 2026-01-14
- Recibido por NHTSA
- 2026-01-21
- Números de registro NHTSA
- 11027729
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. Customers may also experience the following:
• Catalyst damage and restricted exhaust flow, resulting in a reduction of engine power. 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. Customers may also experience the following:
• Catalyst damage and restricted exhaust flow, resulting in a reduction of engine power. 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 1Jeep
P0430Catalyst System Efficiency Below Threshold Bank 2Comprueba 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 | 2018 |