Error code: XM ANTENNA or XM LOADING is displayed
Note. Check the vehicle battery condition first (see BATTERY TEST ). Check the connectors for poor connections or loose terminals. Check XM radio reception in an open area. Poor reception/interference can be caused by tall buildings, mountains, or high-voltage power lines.
- Park vehicle outside with a clear view of the southern horizon.
- Turn the ignition switch to ON (II).
- Do the XM Self-Diagnosis (see «XM SELF-DIAGNOSIS»(ref-512920-S22337901782012110500000) ). Are there XM error codes displayed? YES -Refer to the «ERROR CODE SOLUTION LISTED IN THE TABLE»(ref-512920-S26956092182012110500000) (see ). If ERROR 14 or ERROR 24 is displayed, go to troubleshooting next step. NO -Go to next step.
- Turn the ignition switch to LOCK (0).
- Check the connection at XM receiver connectors A (14P) and B(2P). Are the connectors connected? YES -Go to next step. NO -Reconnect the connector, and recheck. If the error message does not go away, go to next step.
- Check the connection at the AM/FM/XM antenna 2P connector. Is the connector connected? YES -Go to next step. NO -Reconnect the connector, and recheck. If the error message does not go away, go to next step.
- Check the pin locations in XM receiver connectors A (14P), B (2P), and the AM/FM/XM antenna 2P connector. Are the pins in the correct locations? YES -Go to next step. NO -Correct the pin locations, and recheck. If the error message does not go away, go to next step.
- Substitute a known-good AM/FM/XM antenna (see «AM/FM/XM ANTENNA REPLACEMENT»(ref-512920-S24261081612012110500000) ), and recheck. Is the error message gone? YES -Replace the original AM/FM/XM antenna (see «AM/FM/XM ANTENNA REPLACEMENT»(ref-512920-S24261081612012110500000) ). NO -Go to next step.
- Substitute a known-good XM receiver (see «XM RECEIVER REMOVAL/INSTALLATION»(ref-512920-S25945511852012110500000) ), and recheck. Is the error message gone? YES -Replace the original XM receiver (see «XM RECEIVER REMOVAL/INSTALLATION»(ref-512920-S25945511852012110500000) ). NO -Replace the XM antenna lead.