Navigation does not call using the HFL

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NOTE:

Always have the customer demonstrate their concern. Compare the operation of this feature in a known-good vehicle.
Review the navigation system manual for the proper operation of this feature. If the navigation database does not have a phone number listed for the POI you are trying to call (for example, a public park), the navigation system cannot place a call through HFL.
You must have the customer's phone, the phone must be on the list of the HFL approved phones and configured correctly.
For a current list of HFL approved phones, go to handsfreelink.com or call the HFL support desk at 888-528-7876

Connect the HDS to the DLC (see GENERAL TROUBLESHOOTING INFORMATION ).
Clear the DTCs with the HDS.
Turn the ignition switch to LOCK (0) and then back to ON (II).
Check for B-CAN DTCs in the data list.
Are there any DTCs in the B-CAN systems?

YES -Troubleshoot and repair all CAN related DTCs, and retest. ■

NO -Make sure the cell phone is paired to the HFL (see PAIRING TROUBLESHOOTING ) and working properly, then go to step 5.
Turn the ignition switch to LOCK (0).
Disconnect navigation unit connector D (5P) and HandsFreeLink control unit 28P connector.

Check for continuity between navigation unit connector D (5P) and body ground according to the table.

WIRE COLOR REFERENCE

Navigation unit connector	Wire color
D1	RED
D2	WHT
D3	BLK
D4	GRN

Fig 1: Checking Continuity Between Navigation Unit Connector D (5P) And Body Ground

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there continuity?

YES -There is a short to body ground in the wire(s) between the HandsFreeLink control unit and the navigation unit. Replace the affected shielded harness. ■

NO -Go to step 8.

Check for continuity between navigation unit connector D (5P) according to the table.

WIRE COLOR REFERENCE

From terminal (Wire color)

To terminals

D1 (RED)

D2, D3, D4, D5⁽¹⁾

D2 (WHT)

D3, D4, D5⁽¹⁾

D3 (BLK)

D4, D5⁽¹⁾

D4(GRN)

D5⁽¹⁾

D5(GRY)⁽¹⁾

⁽¹⁾

Shielding

Fig 2: Identifying Navigation Unit Connector D (5P) Terminals

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there continuity?

YES -Short in the wires between navigation unit and HandsFreeLink control unit. Replace the affected shielded harness. ■

NO -Go to step 9.

Check for continuity between navigation unit connector D (5P) terminals and the HandsFreeLink control unit 28P connector terminals according to the table.

WIRE COLOR REFERENCE

Navigation unit connector	HandsFreeLink control unit connector	Wire color
D1	No. 7	RED
D2	No. 6	WHT
D3	No. 20	BLK
D4	No. 21	GRN

Fig 3: Identifying Navigation Unit Connector D (5P) Terminals

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 4: Identifying Handsfreelink Control Unit 28P Connector Terminals

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there continuity?

YES -Substitute a known-good HandsFreeLink control unit (see CONTROL UNIT INPUT TEST/REPLACEMENT ), then reconnect ail of the connectors and recheck. If the symptom/indication goes away, replace the original HandsFreeLink control unit (see CONTROL UNIT INPUT TEST/REPLACEMENT ). If the symptom/indication is still present, replace the navigation unit (see NAVIGATION UNIT REMOVAL/INSTALLATION ). ■

NO -There is an open in the wire(s) between the HandsFreeLink control unit and the navigation unit. Replace the affected shielded harness.