XM Radio Preset Memory Is Lost (USA Models With Navigation)

Audio System Symptom Troubleshooting - XM radio preset memory is lost

XM radio preset memory is lost (USA models with navigation)

NOTE:

- Check the vehicle battery condition first Battery Test.
- Make sure the remotes are linked.
- Check the connectors for poor connections or loose terminals.
- If you replace the AcuraLink control unit (XM receiver), the AcuraLink must be reactivated by Acura Client Services.
- If you can only tune to channel 000, 001, 174, and 247, make sure the audio-navigation unit is set to channel mode. 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 OK at this time. Check connections at the audio-navigation 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. Measure the voltage between AcuraLink control unit (XM receiver) connector A (32P) terminal No. 1 and body ground.





Is there battery voltage?

YES -

Go to step 7.

NO -

Repair an open in the wire between No. 15 (10 A) fuse in the under-hood fuse/relay box and the AcuraLink control unit (XM receiver).

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

8. Measure the voltage between body ground and AcuraLink control unit (XM receiver) connector A (32P) terminals No. 2 and No. 3 individually.





Is there battery voltage?

YES -

Go to step 9.

NO -

If the IG 1 wire does not have voltage, repair an open in the wire between the No. 5 (7.5 A) fuse in the driver's under-dash fuse/relay box and the AcuraLink control unit (XM receiver). If the ACC wire does not have voltage, repair an open in the wire between the No. 18 (7.5 A) fuse in the driver's under-dash fuse/relay box and the AcuraLink control unit (XM receiver).

9. Measure the voltage between AcuraLink control unit (XM receiver) connector A (32P) terminal No. 28 and body ground.





Is there less than 0.2 V?

YES -

Replace the AcuraLink control unit (XM receiver) AcuraLink Control Unit (XM Receiver) Removal/Installation.

NO -

Repair an open or high resistance in the wire between the AcuraLink control unit (XM receiver) and body ground (G501) Audio Wire Harness.