ALFA ROMEO

1804523

2023-04-14 · NHTSA 10236922

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

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 one or more of the following DTCs have been set: ? **P0331-00 - Knock Sensor 2 Circuit Range/Performance.** ? P0106-00 - Manifold Absolute Pressure/Barometric Pressure Circuit Range/Performance. ? P013A-00 - O2 Sensor Slow Response Rich To Lean Bank 1 Sensor 2. ? P015A-00 - O2 Sensor Delayed Response Rich To Lean Bank 1 Sensor 1. ? P026E-00 - Charge Air Cooler Coolant Pump Performance. ? U1008-00 - LIN 1 BUS. ? P1CEA-00 - Boost Side EVAP Purge System Performance. Customers may experience one or more of the following: ? Not passing vehicle certification during state inspections if performed after a system reset. ? Drive-ability issues. In addition, the following improvement is also available: ? Turbo coolant pump after run duration and on-off strategy update, to improve turbo O-ring durability. This bulletin involves reprogramming the PCM with the latest available software.

Repeated filings are grouped only when make, bulletin number, publication date and complete summary agree. Original record numbers are retained. Older publications remain available, and an explicit later version is shown when established. Pre-1994 vehicle associations are separated from default results; an unspecified year does not mean all model years apply.