B2202
DTC B2202: AcuraLink Control Unit EEPROM Error1. Connect the HDS to the DLC.
2. Turn the ignition switch ON (II).
3. Check for DTCs with the HDS and DTC log data in the navigation system diagnostic mode.
Is DTC B2202 indicated with HDS and on the navigation display?
YES - Intermittent failure. The system is OK at this time. Check for poor connections or loose terminals at the AcuraLink control unit (XM receiver).
NO - Check for poor connections or loose terminals at the AcuraLink control unit (XM receiver). If all connections are OK, replace the AcuraLink control unit (XM receiver).