Honda Accord: HFL System Troubleshooting
NOTE: • Before doing this troubleshooting, refer to General Troubleshooting Information (see page 23-254) to make sure the phone is compatible and configured correctly.
• You must be able to duplicate the customer's concern to successfully diagnose the problem.
• Always use the customer's phone.
• Make sure the phone is approved and configured correctly. Online, go to www.handsfreelink.honda.com, or call the HFL support desk at 888-528-7876.
1. Connect the HDS to the DLC.
2. Turn the ignition switch to ON (II).
3. Check for DTCs.
Are any DTCs indicated? YES
-Repair the indicated DTCs and recheck.
NO
-Go to step 4.
4. Try to duplicate the problem.
Can you duplicate the problem? YES-Go to step 5.
NO-The system is OK at this time.
5. Pair the phone to a known-good vehicle (same model, year, and trim), and try duplicate the problem.
Does the phone have the same problem on the known-good vehicle? YES
-Call the HFL support desk at 888-528-7876 to make sure the phone is configured correctly and has the correct software. Ifthe phone is configured correctly, it is either a characteristic of the HFL system, or a characteristic of the particular approved phone being used. Explain to your customer that this is a system characteristic. Another phone from the approved phone list may give more favorable results.
NO
-Substitute a known-good HandsFreeLink control unit and recheck. Ifthe problem goes away, replace the original HandsFreeLink control unit (see page 23-281 ).
System Description
HandsFreeLink Control Unit Inputs and Outputs
HandsFreeLink Control Unit 28P Connector
*l:The shielded wires have a heat-shrink tube insulating the outside of the
wire. The color of the insula ...
Circuit Diagram
...
See also:
ECM/PCM Replacement
Special Tools Required
- Honda diagnostic system (HDS) tablet tester
- Honda Interface Module (HIM) and an iN workstation
with the latest HDS software version
- HDS pocket tester ...
System Description
TPMS Control Unit Inputs and Outputs for 20P Connector
Wire side of female terminals
System Structure
Once the vehicle speed exceeds 28 mph (45 km/h), the TPMS control unit
monitors all four ...
Deleting all HDD Data
Reset all the menu and customized settings, and delete all music data on the
HDD.
1. Turn on the audio system and select the
HDD mode.
2. Press the SETTINGS button.
3. Rotate to select Aud ...