B2209

DTC Troubleshooting: B2209

DTC B2209: AcuraLink Control Unit Internal Error

1. Connect the HDS to the DLC. How to Troubleshoot the AcuraLink (USA models with Navigation)

2. Clear the DTC with the HDS.

3. Turn the ignition switch to LOCK (0), then turn it to ON (II) and wait 30 seconds or more.

4. Check for DTC with the HDS.

Is DTC B2209 indicated?
YES - Update the AcuraLink control unit (XM receiver) Programming and Relearning if it does not have the latest software, then recheck. If the software is the latest, substitute a known-good AcuraLink control unit (XM receiver), AcuraLink Control Unit (XM Receiver) Removal/Installation (USA models with Navigation) and recheck. If the symptom/indication goes away, replace the original AcuraLink control unit (XM receiver). AcuraLink Control Unit (XM Receiver) Removal/Installation (USA models with Navigation)

NO - Intermittent failure, AcuraLink control unit (XM receiver) is OK at this time.