Operation CHARM: Car repair manuals for everyone.

Error Code: XM No Signal Is Displayed

Error code: XM NO SIGNAL is displayed

NOTE:
- Check the vehicle battery condition first.
- Always check the connectors for poor connection or loose terminals.
- Check XM radio reception in an open area with good exposure to the southern horizon. Poor reception/interference can be caused by tall buildings, mountains, or high-voltage power lines.

[] : without AcuraLink

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

Does the XM radio receive a signal?

YES - Reception interference operation is normal.

NO - Go to step 2.

2. Check the XM antenna connector C (2P) [or B (1P)] at AcuraLink control unit (XM receiver) [or XM receiver] and terrestrial and satellite antenna module.

Is the XM antenna connector C (2P) [or B (1P)] connected?

YES - Go to step 3.

NO - Reconnect the XM antenna receiver connector, recheck XM radio operation. If the signal is restored, the system is OK. If signal not restored go to step 3.

3. Substitute a known-good XM antenna.

Does the XM radio receive a signal?

YES - Replace XM antenna.

NO - Substitute a known-good XM antenna lead. If the XM radio receives a normal signal, replace original XM antenna lead.