Honda Accord 2008 Manual page 2717

07/11/02 10:07:06 61TA0000_230_0273
HandsFreeLink System
DTC Troubleshooting (cont'd)
DTC B1792: HandsFreeLink Control Unit
Internal Error
1. Connect the HDS to the DLC.
2. Clear the DTCs with the HDS.
3. Turn the ignition switch to LOCK (0) and then back
to ON (II).
4. Check for DTCs with the HDS.
Is DT C B17 92 indicated?
−
YES Replace the HandsFreeLink control unit
(see page 23-277).
NO − Intermittent failure, the system is OK at this
time.
23-272 23-272
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Symptom Troubleshooting
The audio-HVAC subdisplay an HFL digits
that does not go away after pressing the HFL
BACK button
1. Connect the HDS to the DLC.
2. Clear the DTCs with the HDS.
3. Turn the ignition switch to LOCK (0) and then to ON
(II).
4. Check for DTCs.
Are there any DT Cs indicated?
−
YES Repair the indicated DTCs.
NO − Go to step 5.
5. Turn the ignition to LOCK (0).
6. Substitute a known-good HandsFreeLink control
unit, then turn the ignition switch to ON (II) and
recheck the audio-HVAC subdisplay.
Are the messages cleared?
−
YES Replace the original HandsFreeLink control
unit (see page 23-277).
NO − Replace the gauge control module (see page
22-332).
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