XM Radio Preset Memory Is Lost (Without Navigation)

Symptom Troubleshooting: XM radio preset memory is lost

XM radio preset memory is lost (without navigation)

NOTE:

- Check the connectors for poor connections or loose terminals.

- Check the vehicle battery condition first.

- If you can only tune to channel 000, 001, 174, and 247, make sure the audio unit is set to channel mode (see owner's manual), if it is set to channel mode, call XM radio client support, and check the account activation status.

1. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.

2. Turn on the audio system, and set each of the XM radio channel preset buttons.

Do each of the XM radio channel preset buttons set properly?
YES - Go to step 3.

NO - Go to step 5.


3. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode for 1 minute, then back to ON (II), or the ON mode.

4. Test all of the XM radio channel preset buttons for proper recall operation.

Do the preset buttons recall the set radio stations?
YES - Intermittent failure, the system is normal at this time. Check the connections at the audio unit.

NO - Go to step 5.


5. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode.

6. Disconnect XM receiver connector A (14P).

7. Measure the voltage between XM receiver connector A (14P) terminal No. 1 and body ground.

Is there battery voltage?
YES - Go to step 8.

NO - Repair open in the wire between audio unit connector C (14P) terminal No. 1, USB adapter unit connector A (14P) terminal No. 1, and XM receiver connector A (14P) terminal No. 1.






8. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.

9. Measure the voltage between XM receiver connector A (14P) terminal No. 2 and body ground.

Is there battery voltage?
YES - Go to step 10.

NO - Repair open in the wire between audio unit connector C (14P) No. 2, USB adapter unit connector A (14P) terminal No. 2, and XM receiver connector A (14P) terminal No. 2.






10. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode.

11. Reconnect XM receiver connector A (14P).

12. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.

13. Measure the voltage between XM receiver connector A (14P) terminal No. 11 and body ground.

Is there less than 0.1 V?
YES - Replace the XM receiver. XM Receiver Removal/Installation (Without Acura Link)

NO - Repair open in the wire between audio unit connector C (14P) terminal No. 11 and XM receiver connector A (14P) terminal No. 11.