ALFA ROMEO
18-099-25
Manufacturer communications
- Publication date
- 2025-11-15
- Received by NHTSA
- 2025-11-19
- NHTSA record numbers
- 11025635
Manufacturer summary
Original wording in English
Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC):
• P2450 - Fuel Tank Isolation Valve "A" Circuit Open. Customers may also experience the following: Fuel door will not open This bulletin involves reprogramming the PCM with the latest available software.
• P2450 - Fuel Tank Isolation Valve "A" Circuit Open. Customers may also experience the following: Fuel door will not open This bulletin involves reprogramming the PCM with the latest available software.
Reported code forms
Manufacturer wording
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
Alfa Romeo
P2450Fuel Tank Isolation Valve "A" Circuit OpenCheck vehicle applicability
A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
| Make | Model | Model year |
|---|---|---|
| Alfa Romeo | TONALE PHEV | 2024 |