Manufacturer Code Charts: 2704

Navigation System DTC Troubleshooting: 2704

DTC 2704: HIP Diag

NOTE:

- Check the vehicle battery condition first. Testing and Inspection

- Before you troubleshoot, make sure to follow the general troubleshooting information. How to Troubleshoot the Navigation System

1. Clear the hard error code. How to Troubleshoot the Navigation System

2. Turn the ignition switch to LOCK (0), and then back to ON (II).

3. Go into the Diagnostic Menu, and select the Self-Diagnosis Mode in the Select Diagnosis Items menu. Navigation System Diagnostic Mode

4. Check the System Links.

Is the XM (HIP) icon red?
YES - Go to step 5.

NO - Intermittent failure, the system is OK at this time.


5. Turn the ignition switch to LOCK (0).

6. Check for XM (HIP) communication with the HDS.

Is the communication OK?
YES - Go to step 7.

NO - Do the AcuraLink control unit troubleshooting (B-CAN system diagnosis test mode A). Troubleshooting - B-CAN System Diagnosis Test Mode A


7. Turn the ignition switch to LOCK (0).

8. Disconnect AcuraLink control unit connector A (32P) and navigation unit connector D (5P).

9. Check for continuity between the terminals of AcuraLink control unit connector A (32P) according to the table.





Is there continuity between any of terminals?
YES - There is a short in the wire(s) between the AcuraLink control unit and navigation unit. Replace the affected shielded harness.

NO - Go to step 10.






10. Check for continuity between body ground and AcuraLink control unit connector A (32P) terminals No. 17, No. 18, No. 19 and No. 20 individually.

Is there continuity?
YES - There is a short in the wire(s) between AcuraLink control unit connector A (32P) and body ground. Replace the affected shielded harness.

NO - Go to step 11.






11. Disconnect navigation unit connector D (5P).

12. Connect the AcuraLink control unit connector A (32P) terminal No. 17 to body ground with a jumper wire.






13. 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 - Replace the navigation unit. Service and Repair

NO - There is a short in the wire(s) between AcuraLink control unit connector A (32P) and navigation unit connector D (5P). Replace the affected shielded harness.