Audio System Symptom Troubleshooting - Error code: Check Antenna is displayed
Error code: Check Antenna is displayed
NOTE:
- Check the vehicle 12 volt battery condition first .
- 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 vehicle to the ON mode.
- 3. Turn on the audio system, and 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 vehicle to the OFF (LOCK) mode.
- 2. Substitute a known-good roof antenna .
- 3. Turn the vehicle to the ON mode.
- 4. Turn on the audio system, and select the XM radio.
Is Check Antenna displayed?
YES
Go to step 3.
NO
- 3. XM receiver check (substitution):
- 1. Turn the vehicle to the OFF (LOCK) mode.
- 2. Substitute a known-good XM receiver , and recheck.
Does the symptom go away?
YES
Replace the original XM receiver .
NO
Replace the original XM antenna lead.