Code Definition

B10AA (55) — Proxi Configuration Control

System: Body  |  Type: Manufacturer-Specific  |  Make: Alfa Romeo

About B10AA

B10AA is a manufacturer-specific body diagnostic trouble code recorded for Alfa Romeo vehicles. It belongs to the B-prefix family of codes, which covers body, interior, airbag, or comfort-electronics faults.

Scanning & clearing: Body (B) codes are often stored in the body control module, airbag module, or climate module. A basic OBD-II tool usually will not read body codes — an enhanced or OEM-level scan tool is typically required.

B10AA is a manufacturer-specific code. The same code string on a different make may have a different meaning. Always confirm the code's definition against the vehicle's service information for the specific make and model under test.

Code Information

The Body Control Module (BCM) on this Alfa Romeo coordinates configuration data across all networked control units over the vehicle CAN communication system. The Proxi configuration is the coded dataset that tells each module which equipment the vehicle was built with, such as engine variant, transmission type, fitted options, and which other modules should be present on the network. DTC B10AA:55 is stored when the BCM detects that the Proxi alignment is incomplete, that at least one module has a configuration record that does not match the master copy held in the BCM, or that a configuration ...

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