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B1792
DTC Troubleshooting: B1792
DTC B1792: HandsFreeLink Control Unit Internal Error
1. Clear the DTCs with the HDS.
2. Turn the ignition switch to LOCK (0), then turn it to ON (II).
3. Check for DTCs with the HDS.
Is DTC B1792 indicated?
YES - Replace the HandsFreeLink control unit. HandsFreeLink Control Unit Input Test/Replacement (With Navigation)
NO - Intermittent failure, the system is OK at this time.