JEEP
18-025-25
Communications du constructeur
- Date de publication
- 2025-05-18
- Reçu par la NHTSA
- 2025-05-20
- Identifiants NHTSA
- 11018489
Résumé du constructeur
Texte original en anglais
"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):
• P0629 - Fuel Pump Control Circuit High.
• P0171 - Fuel system Lean.
• P0087 - Fuel Rail Pressure Too Low – Bank 1.
• P16F0-00 - SPI Comm Hardware Fault. Customers may also experience one or more of the following:
• **Engine No Start.**
• The rear shafts can be damaged from pressing the accelerator while in gear with the Electronic Parking Brake (EPB) applied.
• Oxygen sensors can give wrong values entering EV mode. False fault detection is possible.
• The Instrument Panel Cluster (IPC) is unable to calculate the instantaneous fuel economy when under heavy acceleration.
• Variable Speed Fuel Pump doesn’t operate after refuel **This bulletin involves inspecting and possibly updating the PCM with the latest available software.**"
• P0629 - Fuel Pump Control Circuit High.
• P0171 - Fuel system Lean.
• P0087 - Fuel Rail Pressure Too Low – Bank 1.
• P16F0-00 - SPI Comm Hardware Fault. Customers may also experience one or more of the following:
• **Engine No Start.**
• The rear shafts can be damaged from pressing the accelerator while in gear with the Electronic Parking Brake (EPB) applied.
• Oxygen sensors can give wrong values entering EV mode. False fault detection is possible.
• The Instrument Panel Cluster (IPC) is unable to calculate the instantaneous fuel economy when under heavy acceleration.
• Variable Speed Fuel Pump doesn’t operate after refuel **This bulletin involves inspecting and possibly updating the PCM with the latest available software.**"
Codes dans le document
Libellé du constructeur
Le libellé varie selon véhicule et suffixe ; ce n’est pas un diagnostic universel.
Jeep
P0087Fuel Rail Pressure Too Low – Bank 1Jeep
P0171Fuel system LeanJeep
P0629Fuel Pump Control Circuit HighVérifier les véhicules concernés
Un véhicule répertorié est une piste. Vérifiez moteur, période de production et logiciel dans les informations du constructeur.
| Marque | Modèle | Année-modèle |
|---|---|---|
| Jeep | GRAND CHEROKEE | 2023 |
| Jeep | GRAND CHEROKEE 4XE | 2023 |