Manufacturer Code Charts: 2704
Navigation System DTC Troubleshooting: 2704
DTC 2704:
HIP Diag (AcuraLink)
USA models
NOTE:
- Check the vehicle battery condition first Testing and Inspection.
- This navigation DTC sets when a problem is detected in the COMM BUS (open or short) or in the AcuraLink control unit (XM receiver).
- Check any official Honda service website for more service information about the navigation system.
- Check for and resolve and CAN DTCs before troubleshoot the DTC 2704.
- Before you troubleshoot, make sure to follow the general troubleshooting information How to Troubleshoot the Navigation System.
1. Clear the hard error code.
2. Turn the ignition switch to LOCK (0) and then back to ON (II).
3. Go into the System Diagnostic Mode, and select the Self-Diagnosis Mode Navigation System Diagnostic Mode.
4. Check the System Links.
Is the XM (HIP) icon red?
YES -
Go to step 8.
NO -
Intermittent failure, the system is OK at this time.�
5. Select the XM (HIP), then check the XM (HIP) System Links.
Is the Navi icons red?
YES -
Go to step 8.
NO -
Go to step 6.
6. Check the XM (HIP) System Links.
Is the HFL icon red?
YES -
Do the DTC 2705 troubleshooting 2705.�
NO -
Go to step 7.
7. Check the XM (HIP) System Links.
Is the Audio icon red?
YES -
Go to XM radio display is blank and no station information is displayed (with AcuraLink) troubleshooting Symptom Troubleshooting.
NO -
Check the B-CAN DTCs. If any DTC is indicated, refer to the B-CAN System Diagnosis Test Mode A Troubleshooting - B-CAN System Diagnosis Test Mode A, and do the AcuraLink troubleshooting.
8. Turn the ignition switch to LOCK (0).
9. Connect the HDS to the DLC.
10. Clear the DTCs with the HDS.
11. Turn the ignition switch to LOCK (0) and then back to ON (II).
12. Check for DTCs with the HDS..
Are there any AcuraLink DTCs indicated?
YES -
Do the AcuraLink DTCs troubleshooting.�
NO -
Go to step 13.
13. Do the B-CAN System Diagnosis Test Mode A Troubleshooting - B-CAN System Diagnosis Test Mode A, and check the communication with the AcuraLink control unit (XM receiver).
Does the AcuraLink control unit (XM receiver) communicate with the HDS?
YES -
Go to step 14.
NO -
Go to the AcuraLink control unit troubleshooting.�
14. Turn the ignition switch to LOCK (0).
15. Disconnect the AcuraLink control unit (XM receiver) connector A (32P) and navigation unit connector D (5P).
16. Check for continuity between the terminals of AcuraLink control unit (XM receiver) connector A (32P) according to the table.
Is there continuity between any of the terminals?
YES -
There is a short in the wire(s) between the AcuraLink control unit (XM receiver) and the navigation unit. Replace the affected shielded harness.�
NO -
Go to step 17.
17. Check for continuity between body ground and AcuraLink control unit (XM receiver) connector A (32P) terminals No. 17,No. 18,No. 19, and No. 20 individually.
Is there continuity?
YES -
There is a short to body ground in the wire(s) between the AcuraLink control unit (XM receiver) and the navigation unit. Replace the affected shielded harness.�
NO -
Go to step 18.
18. Check for continuity between body ground and navigation unit connector D (5P) terminals No. 1,No. 2,No. 3, and No. 4 individually.
Is there continuity?
YES -
There is a short in the wire(s) between the AcuraLink control unit (XM receiver) and the navigation unit. Replace the affected shielded harness.�
NO -
Go to step 19.
19. Check for continuity between AcuraLink control unit (XM receiver) connector A (32P) and navigation unit connector D (5P) according to the table.
Is there continuity?
YES -
Replace the navigation unit Service and Repair, and recheck. If the symptom/indication does not go away, replace the AcuraLink control unit (XM receiver) AcuraLink Control Unit-XM Receiver Removal/Installation.�
NO -
There is an open in the wire(s) between the AcuraLink control unit (XM receiver) and the navigation unit. Replace the affected shielded harness.�