ALFA ROMEO
1804323
Manufacturer communications
- Publication date
- 2023-04-14
- Received by NHTSA
- 2023-05-30
- NHTSA record numbers
- 10236913
Manufacturer summary
Original wording in English
Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Codes (DTCs) have been set: ? P043E-00 - EVAP System Leak Detection Reference Orifice Low Flow. ? P2C33-00 - Crankcase Pressure Sensor B Circuit Range/Performance. ? P2C91 - Crankcase Ventilation System - Hose 9B9 Disconnected. ? P00B2-00 - Radiator Coolant Temperature Sensor Circuit Range-Performance. ? P304A-00 - Fuel Rail Pressure Sensor 1 - Out Of Range High. ? P304E-00 - Fuel Rail Pressure Sensor 2-Out Of Range High. ? P02D2-00 - Cylinder 4 Fuel Injector 9A9 Offset Learning At Min Limit. ? P0607-00 - Control Module Performance. ? P0072-00 - Ambient Air Temperature Sensor Circuit Low. ? P0073-00 - Ambient Air Temperature Sensor Circuit High. This bulletin involves reprogramming both the Primary (ECM) and Secondary (ECM2) Engine Control Modules (ECMs) also known as Powertrain Control Modules (PCMs) with the latest available software. NOTE: Additional module flash is required for this update to be effective, the following module is to be updated along with this PCM update: ? Transmission Control Module (TCM).
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
P0072-00Ambient Air Temperature Sensor Circuit LowAlfa Romeo
P00B2-00Radiator Coolant Temperature Sensor Circuit Range-PerformanceAlfa Romeo
P02D2-00Cylinder 4 Fuel Injector 9A9 Offset Learning At Min LimitAlfa Romeo
P043E-00EVAP System Leak Detection Reference Orifice Low FlowAlfa Romeo
P0607-00Control Module PerformanceAlfa Romeo
P2C33-00Crankcase Pressure Sensor B Circuit Range/PerformanceAlfa Romeo
P2C91Crankcase Ventilation System - Hose 9B9 DisconnectedAlfa Romeo
P304A-00Fuel Rail Pressure Sensor 1 - Out Of Range HighAlfa Romeo
P304E-00Fuel Rail Pressure Sensor 2-Out Of Range HighCheck 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 | STELVIO | 2022 |