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:
ACC (Adaptive Cruise Control)*
Maintains a constant vehicle speed and a safe distance between your vehicle
and the
vehicle ahead of you without having to keep your foot on the brake pedal or
accelerator.
WARNING
Improper ...
The Passenger’s Front Airbag Can Pose Serious Risks
Front airbags have been designed to
help protect adults in a moderate to
severe frontal collision. To do this,
the passenger’s front airbag is quite
large, and it can inflate with enough
f ...
DTC Troubleshooting
DTC B1127: Driver's Door Key Cylinder Switch
Malfunction
NOTE: If you are troubleshooting multiple DTCs, be sure
to follow the instructions in B-CAN System Diagnosis
Test Mode A (see page 22-134). ...