Error Code: Check Antenna Is Displayed (Without Navigation)

Audio System Symptom Troubleshooting - Error code: Check Antenna is displayed

Error code: Check Antenna is displayed

NOTE:
* Check the vehicle battery condition first Component Tests and General Diagnostics.
* Check XM radio reception in an open area. Poor reception/interference can be caused by tall buildings, mountains, or high-voltage power lines.
* Check the connectors for poor connections or loose terminals.

1. Problem verification:

-1. Park the vehicle outside with a clear view of the southern horizon.

-2. Turn the ignition switch to ON (II).

-3. Turn on the audio unit, and press the XM button to select the XM radio.

Is CHECK ANTENNA displayed?
-YES- The failure is duplicated, go to step 2.
-NO- Intermittent failure, the system is OK at this time.

2. Determine possible failure area (XM antenna, others):

-1. Turn the ignition switch to LOCK (0).

-2. Substitute a known-good AM/FM/XM antenna Service and Repair.

-3. Turn the ignition switch to ON (II).

-4. Turn on the audio unit, and press the XM button to select the XM radio.

Is Check Antenna displayed?
-YES- Go to step 3.
-NO- Replace the original AM/FM/XM antenna.

3. XM receiver check:

-1. Turn the ignition switch to LOCK (0).

-2. Substitute a known-good XM antenna lead, and recheck.

Does the symptom/indication go away?
-YES- Replace the original XM antenna lead.
-NO- Replace the XM receiver XM Receiver Removal and Installation.