JEEP
18-001-26
Comunicados do fabricante
- Data de publicação
- 2026-01-14
- Recebido pela NHTSA
- 2026-01-21
- Números de registro NHTSA
- 11027729
Resumo do fabricante
Texto original em inglês
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 no documento
Descrição do fabricante
O texto varia por veículo e sufixo; não é diagnóstico universal.
Jeep
P0420Catalyst System Efficiency Below Threshold Bank 1Jeep
P0430Catalyst System Efficiency Below Threshold Bank 2Confira a aplicação ao veículo
A relação com um veículo é uma pista. Confirme motor, produção e software na documentação do fabricante.
| Marca | Modelo | Ano-modelo |
|---|---|---|
| Jeep | GRAND CHEROKEE | 2018 |